RM1557.10 G-Cloud 10
Crown Commercial Service (CCS) - Liverpool, North West, United Kingdom →
Framework
Main Source
| Contracts Finder |
|---|
Additional Sources
| Tenders Electronic Daily |
|---|
Framework Value: £400M - 600M
Number of Suppliers: 3472
Count of identified call-offs: 925
Value of identified call-offs: £508M
The services covered by this Procurement has been divided into three (3) Lots - Cloud Hosting, Cloud Software and Cloud Support.
The services covered by this Procurement has been divided into three (3) Lots - Cloud Hosting, Cloud Software and Cloud Support.
Contract status:
Award notice - awarded
Value:
£400M - 600M
Contract can renew:
No
Contract type:
Services
Contract sector:
- Software package and information systems
- Software package and information systems
Contract locations:
- East Midlands
- East Of England
- London
- North East
- Northern Ireland
- East Midlands
- East Of England
- London
- North East
- Northern Ireland
- North West
- Scotland
- South East
- South West
- Wales
- West Midlands
- Yorkshire And The Humber
Contract suitable for SME:
Yes
Contract suitable for VCO:
No
Contract notice published:
12 August 2018
Contract tender deadline:
23 May 2018
Contract start:
2 July 2018
Office 365
Google Calendar
Contract duration:
1 year
Contract value awarded:
£599M
Contract awarded
1 July 2018
| Supplier name | City | Region | Country | SME |
|---|---|---|---|---|
| 100% Open Limited | South East | United Kingdom | Yes | |
| 10to8 Limited | East Of England | United Kingdom | Yes | |
| 12 Pillars Ltd | Scotland | Scotland | Yes | |
| 1spatial Group Limited | East Of England | United Kingdom | Yes | |
| 247 Time Limited | London | United Kingdom | Yes | |
| 2ND Quadrant Ltd | London | United Kingdom | Yes | |
| 2-Sec Limited | London | United Kingdom | Yes | |
| 360 Defence (UK) Limited | London | United Kingdom | Yes | |
| 365force Limited | London | United Kingdom | Yes | |
| 365 RESPONSE LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| 3C CONSULTANTS LTD | South East | United Kingdom | Yes | |
| 3DOT SOLUTIONS LIMITED | Wirral | North West | United Kingdom | Yes |
| 3D REPO LTD | London | United Kingdom | Yes | |
| 3E Europe Limited | Scotland | Scotland | Yes | |
| 3I STUDIO LIMITED | East Midlands | United Kingdom | Yes | |
| 3TC SOFTWARE LIMITED | East Midlands | United Kingdom | Yes | |
| 404team Ltd | South East | United Kingdom | Yes | |
| 4ARMED LIMITED | South East | United Kingdom | Yes | |
| 4C ASSOCIATES LIMITED | London | United Kingdom | Yes | |
| 4C EUROPE UK LIMITED | London | United Kingdom | Yes | |
| 4C STRATEGIES LIMITED | Market Harborough | East Midlands | United Kingdom | Yes |
| 4D DATA CENTRES LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| 4net Technologies Ltd | North West | United Kingdom | Yes | |
| 4secure Limited | East Midlands | United Kingdom | Yes | |
| 55th Parallel Ltd. | North East | United Kingdom | Yes | |
| 6 POINT 6 LIMITED | London | United Kingdom | Yes | |
| 8X8 UK LIMITED | Aylesbury | South East | United Kingdom | No |
| A2Z TECHNOLOGIES LTD | South West | United Kingdom | Yes | |
| A4S Cloud Solutions Limited | North West | United Kingdom | Yes | |
| AARDVARK ASSOCIATES LTD | Yorkshire And The Humber | United Kingdom | Yes | |
| Aareon UK Limited | London | United Kingdom | Yes | |
| Abaco SPA | No | |||
| Abatis (UK) Limited | London | United Kingdom | Yes | |
| Abavus Limited | London | United Kingdom | Yes | |
| ABEHR DIGITAL LIMITED | London | United Kingdom | Yes | |
| Academia Limited | Hemel Hempstead | East Of England | United Kingdom | No |
| Accenture (UK) Limited | London | London | United Kingdom | No |
| ACCESS INTELLIGENCE PLC | London | United Kingdom | No | |
| ACCESS PAYSUITE LTD | Colchester | East Of England | United Kingdom | Yes |
| ACCESSPLANIT LIMITED | North West | United Kingdom | Yes | |
| ACCESS UK LTD | East Of England | United Kingdom | No | |
| ACCIPIO LIMITED | London | United Kingdom | Yes | |
| Accordant Solutions Limited | London | United Kingdom | Yes | |
| ACCORDIO LIMITED | South East | United Kingdom | Yes | |
| Account-Ability Limited | South West | United Kingdom | Yes | |
| Accountsiq Limited | South East | United Kingdom | Yes | |
| Accrosoft Limited | East Midlands | United Kingdom | Yes | |
| Accruent | Austin | United States | Yes | |
| Accruent UK Limited | London | United Kingdom | No | |
| ACCURX LIMITED | London | United Kingdom | Yes | |
| Acentria IT Limited | South East | United Kingdom | Yes | |
| ACF TECHNOLOGIES (UK) LIMITED | South East | United Kingdom | Yes | |
| ACL Europe Ltd. | London | United Kingdom | Yes | |
| ACQUIA INC | Boston | United States | Yes | |
| Acrobatic Ltd | London | United Kingdom | Yes | |
| ACS OFFICE SOLUTIONS LIMITED | East Midlands | United Kingdom | Yes | |
| Actica Consulting Limited | Guildford | South East | United Kingdom | Yes |
| Actineo Consulting LLP | South East | United Kingdom | Yes | |
| ACTIVEOPS PLC | South East | United Kingdom | Yes | |
| Acuity Business Solutions Limited | South West | United Kingdom | Yes | |
| Acuity RM LLP | South East | United Kingdom | Yes | |
| ACUMA SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| Acume Forensics Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| ACUUTECH LIMITED | East Of England | United Kingdom | Yes | |
| Acuvate Software Limited | South East | United Kingdom | Yes | |
| Adam HTT Limited | East Of England | United Kingdom | Yes | |
| Adappt Limited | London | United Kingdom | Yes | |
| Adapt2digital Ltd | South East | United Kingdom | Yes | |
| Adaptavist.Com Limited | London | United Kingdom | Yes | |
| Adaptive Insights Limited | London | United Kingdom | Yes | |
| Adarga Limited | London | United Kingdom | Yes | |
| Adarma Limited | Scotland | Scotland | No | |
| Adatis Consulting Limited | South East | United Kingdom | Yes | |
| ADB (UK) Limited | London | United Kingdom | Yes | |
| Addooco IT Limited | East Midlands | United Kingdom | Yes | |
| Adept Technology Group PLC | London | London | United Kingdom | No |
| Adestra Limited | London | United Kingdom | Yes | |
| Adetiq Limited | South East | United Kingdom | Yes | |
| AD HOC GLOBAL LIMITED | London | United Kingdom | Yes | |
| ADL Smartcare Limited | Sheffield | Yorkshire And The Humber | United Kingdom | Yes |
| ADM COMPUTER SERVICES LIMITED | South East | United Kingdom | Yes | |
| Admedo Ltd | West Midlands | United Kingdom | Yes | |
| Admincontrol AS | Oslo | Norway | No | |
| Administrate Limited | Scotland | Scotland | Yes | |
| ADM Interactive | Yes | |||
| AdRoc Group | London | London | United Kingdom | Yes |
| Adteq Limited | South West | United Kingdom | Yes | |
| Advalus Limited | South West | United Kingdom | Yes | |
| Advance Change Ltd | East Of England | United Kingdom | Yes | |
| ADVANCED 365 LIMITED | West Midlands | United Kingdom | Yes | |
| Advanced Business Solutions Limited | Scotland | Scotland | Yes | |
| ADVANCED DIGITAL INNOVATION (UK) LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| ADVANCED SYSTEMS UNDERSTANDING LTD | South West | United Kingdom | Yes | |
| Advance Seven Limited | London | United Kingdom | Yes | |
| Advantage I.T. Limited | East Of England | United Kingdom | Yes | |
| ADVENT IM LIMITED | West Midlands | United Kingdom | Yes | |
| ADVICE CLOUD LIMITED | South East | United Kingdom | Yes | |
| ADVISEINC LTD | London | United Kingdom | Yes | |
| ADZUNA LIMITED | London | United Kingdom | Yes | |
| Aerian Studios Ltd | Corsham | South West | United Kingdom | Yes |
| Aerice Consulting Limited | South West | United Kingdom | Yes | |
| Aerospace & Airworthiness Consultancy Enterprises Limited | South East | United Kingdom | Yes | |
| AETOPIA LIMITED | Northern Ireland | Northern Ireland | Yes | |
| Affinitext (UK) Limited | South East | United Kingdom | Yes | |
| Affinity Digital (Technology) Limited | South West | United Kingdom | Yes | |
| Affinity Works Limited | East Of England | United Kingdom | Yes | |
| Affinus Limited | South West | United Kingdom | Yes | |
| After The Flood Limited | London | United Kingdom | Yes | |
| Agenor Technology Limited | Scotland | Scotland | Yes | |
| Agento Digital Ltd | London | United Kingdom | Yes | |
| AGILE APPLICATIONS LIMITED | South West | United Kingdom | Yes | |
| Agileassets Ltd | South East | United Kingdom | Yes | |
| Agile Byte Limited | London | United Kingdom | Yes | |
| AGILE SOLUTIONS (GB) LTD | South East | United Kingdom | Yes | |
| Agilesphere Consulting (UK) Limited | London | United Kingdom | Yes | |
| Agilient International Limited | South East | United Kingdom | Yes | |
| AGILISYS LIMITED | London | United Kingdom | No | |
| Agility Management Solutions Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Agiloft Inc | Redwood City | United States | Yes | |
| Agiltima Limited | London | United Kingdom | Yes | |
| Agilysts Ltd | East Midlands | United Kingdom | Yes | |
| Agilyx UK Limited | London | United Kingdom | Yes | |
| AHE Partnership Limited | South West | United Kingdom | Yes | |
| AHLC SOLUTIONS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Aimbrain Solutions Ltd | South East | United Kingdom | Yes | |
| AIMES MANAGEMENT SERVICES LIMITED | South East | United Kingdom | Yes | |
| AiM Ltd | Dartford | South East | United Kingdom | Yes |
| Airbox Systems Limited | South East | United Kingdom | Yes | |
| Airbus Defence And Space Limited | Stevenage | East Of England | United Kingdom | No |
| AIRE LOGIC LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| AIRHEAD EDUCATION LTD | North West | United Kingdom | Yes | |
| Airnode Limited | Scotland | Scotland | Yes | |
| Airpoint Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Airwalk Consulting Ltd | Scotland | Scotland | Yes | |
| AIT PARTNERSHIP GROUP LIMITED | West Midlands | United Kingdom | Yes | |
| AJACO | Ascot | South East | United Kingdom | No |
| Ajar TEC Limited | London | United Kingdom | Yes | |
| Ajenta Limited | Scotland | Scotland | Yes | |
| AJ Infosystems Ltd. | London | United Kingdom | Yes | |
| Akamai Technologies Limited | London | United Kingdom | No | |
| Akhter Computers Limited | East Of England | United Kingdom | Yes | |
| Akiko Design Limited | South East | United Kingdom | Yes | |
| AKS Intelligence Limited | London | United Kingdom | Yes | |
| Albany Beck Consultancy Services Ltd | East Of England | United Kingdom | Yes | |
| Albion Technology Limited | South East | United Kingdom | Yes | |
| Alchemmy Consulting Limited | East Of England | United Kingdom | Yes | |
| Alcohol Monitoring Systems Limited | North West | United Kingdom | Yes | |
| Alcove Limited | East Of England | United Kingdom | Yes | |
| Alderman Limited | South East | United Kingdom | Yes | |
| ALERTIVE LIMITED | East Midlands | United Kingdom | Yes | |
| ALERT LOGIC UK LTD | North West | United Kingdom | Yes | |
| Alesto Ltd | London | United Kingdom | Yes | |
| Alfapeople UK Ltd | London | United Kingdom | Yes | |
| ALIBABA.COM (EUROPE) LIMITED | London | United Kingdom | No | |
| ALIGHT SOLUTIONS EUROPE LIMITED | London | United Kingdom | Yes | |
| ALIVECOR LIMITED | South East | United Kingdom | Yes | |
| Allevate Limited | London | United Kingdom | Yes | |
| Alliantist Limited | South East | United Kingdom | Yes | |
| Allot Limited | East Of England | United Kingdom | Yes | |
| ALLPAY LIMITED | Hereford | West Midlands | United Kingdom | No |
| Allsop Consulting Ltd. | Northern Ireland | Northern Ireland | Yes | |
| Allteks Limited | South East | United Kingdom | Yes | |
| Alphatec Software Limited | Scotland | Scotland | Yes | |
| Alpine Resourcing Limited | East Of England | United Kingdom | Yes | |
| Altacom Limited | East Of England | United Kingdom | Yes | |
| ALTIAR LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Altiatech Ltd | South East | United Kingdom | Yes | |
| Altis Consulting | London | London | United Kingdom | No |
| Altius Consulting Limited | London | United Kingdom | Yes | |
| Altonexus Limited | London | United Kingdom | Yes | |
| Alyne GmbH | Munich | Germany | Yes | |
| Alysium Consulting Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Amazon Web Services UK Limited | London | London | United Kingdom | No |
| Ambersail Limited | North West | United Kingdom | Yes | |
| A M D H SERVICES LIMITED | East Midlands | United Kingdom | Yes | |
| AMEO PROFESSIONAL SERVICES LIMITED | London | United Kingdom | Yes | |
| AMETHYST RISK MANAGEMENT LIMITED | South East | United Kingdom | Yes | |
| Amey LG Limited | London | United Kingdom | No | |
| AMICUS ITS LIMITED | South East | United Kingdom | Yes | |
| AMILLAN LIMITED | West Midlands | United Kingdom | Yes | |
| Ampito Limited | South East | United Kingdom | Yes | |
| Amsa Infosec Ltd | West Midlands | United Kingdom | Yes | |
| AMSYS LIMITED | London | United Kingdom | Yes | |
| AMT Data Technologies Limited | South West | United Kingdom | Yes | |
| AMX SOLUTIONS LIMITED | South East | United Kingdom | Yes | |
| ANAEKO LIMITED | Northern Ireland | Northern Ireland | Yes | |
| Analytics 8 Ltd | North West | United Kingdom | Yes | |
| Analytics Engines Limited | Northern Ireland | Northern Ireland | Yes | |
| Anaplan Limited | Bristol | South West | United Kingdom | No |
| Ancoris Limited | South East | United Kingdom | Yes | |
| ANDIGITAL LIMITED | South East | United Kingdom | No | |
| Andy Black Associates Limited | London | United Kingdom | Yes | |
| Anmut Consulting Ltd | South East | United Kingdom | No | |
| Anomali Inc | Redwood City | United States | No | |
| Ansarada UK Limited | South East | United Kingdom | Yes | |
| ANSEC IA LTD | Northern Ireland | Northern Ireland | Yes | |
| ANS GROUP LIMITED | Manchester | North West | United Kingdom | No |
| Anson Resolution Ltd | London | United Kingdom | Yes | |
| ANSWER DIGITAL LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Antbits Limited | East Of England | United Kingdom | Yes | |
| Antillion Ltd | South West | United Kingdom | Yes | |
| Antura Software UK Limited | London | United Kingdom | Yes | |
| Anydata Solutions Ltd | South East | United Kingdom | Yes | |
| Anywhere Group Limited | North West | United Kingdom | Yes | |
| Apaas Application Packaging Services Limited | North West | United Kingdom | Yes | |
| APD COMMUNICATIONS LIMITED | East Of England | United Kingdom | Yes | |
| Aphari Limited | London | United Kingdom | Yes | |
| APIMetrics , Inc | Seattle | United States | Yes | |
| APOLLO MEDICAL SOFTWARE SOLUTIONS LTD | East Midlands | United Kingdom | Yes | |
| Appian Corporation | Zug | Switzerland | Yes | |
| Appii PTY Ltd | London | United Kingdom | Yes | |
| APPLIED CARD TECHNOLOGIES LIMITED | South East | United Kingdom | No | |
| Applied Informatics Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Apply4 Technology Limited | London | United Kingdom | Yes | |
| Appogee HR Limited | South East | United Kingdom | Yes | |
| APPRAISE ME LIMITED | East Of England | United Kingdom | Yes | |
| APPTECHNOLOGY LIMITED | London | United Kingdom | Yes | |
| Appt-Health Ltd | North West | United Kingdom | Yes | |
| Apptimized Limited | East Of England | United Kingdom | Yes | |
| Appvia Ltd | London | United Kingdom | Yes | |
| AppyParking | Bath | South West | United Kingdom | Yes |
| Apsiz Services Ltd | North West | United Kingdom | Yes | |
| APS Partnership Limited | North West | United Kingdom | Yes | |
| APTEMUS LIMITED | East Midlands | United Kingdom | Yes | |
| APTO SOLUTIONS LIMITED | South West | United Kingdom | Yes | |
| Aqilla Limited | London | United Kingdom | Yes | |
| AQL (Leeds) Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| ARBOR EDUCATION PARTNERS LIMITED | London | United Kingdom | Yes | |
| Arcanum Information Security Limited | Wales | Wales | Yes | |
| Arch Consulting Limited | London | United Kingdom | Yes | |
| Architect 365 | London | London | United Kingdom | Yes |
| Archton Consulting Services Limited | London | United Kingdom | Yes | |
| Arcus Global Limited | East Of England | United Kingdom | Yes | |
| Argyle IT Consulting Limited | London | United Kingdom | Yes | |
| Aridhia Informatics Limited | Scotland | Scotland | Yes | |
| Aristi Limited | West Midlands | United Kingdom | Yes | |
| Arke Ltd | South West | United Kingdom | Yes | |
| Arkivum Limited | London | United Kingdom | Yes | |
| ARMADILLO MANAGED SERVICES LIMITED | South East | United Kingdom | Yes | |
| Armadillo SEC Ltd | Wilmslow | North West | United Kingdom | Yes |
| Armakuni Limited | London | United Kingdom | Yes | |
| ARMOR DEFENSE LIMITED | London | United Kingdom | Yes | |
| Armour Communications Limited | London | United Kingdom | Yes | |
| Array of Bytes Limited | East Midlands | United Kingdom | Yes | |
| ARRIBATEC UK LTD | East Midlands | United Kingdom | Yes | |
| ARRIGA CRM LIMITED | West Midlands | United Kingdom | Yes | |
| ARRK LIMITED | North West | United Kingdom | Yes | |
| ARROW BUSINESS COMMUNICATIONS LIMITED | South East | United Kingdom | Yes | |
| ARROW PROJECT MANAGEMENT LLP | London | United Kingdom | Yes | |
| AR SOLUTIONS PRIVATE LIMITED | West Midlands | United Kingdom | Yes | |
| Arthur Online Limited | London | United Kingdom | Yes | |
| Artifax Software Limited | London | United Kingdom | Yes | |
| ARUM SYSTEMS LTD | South West | United Kingdom | Yes | |
| Arundel PM Limited | South East | United Kingdom | Yes | |
| Arvato Limited | London | United Kingdom | No | |
| Aryaa Associates Ltd | London | United Kingdom | Yes | |
| Aryash Solutions Ltd | London | United Kingdom | Yes | |
| ASCENT DIGITAL SERVICES UK LIMITED | South West | United Kingdom | Yes | |
| Ascentor Cyber Limited | South East | United Kingdom | Yes | |
| Ascentor Limited | South East | United Kingdom | Yes | |
| ASCENT SOFTWARE (UK) LIMITED | South West | United Kingdom | Yes | |
| ASCERTIA LIMITED | South East | United Kingdom | Yes | |
| Ascesis Media Ltd | London | United Kingdom | Yes | |
| Asckey Data Services Limited | St.Ives | East Of England | United Kingdom | Yes |
| ASE Consulting Limited | London | United Kingdom | Yes | |
| Ashmore Commercial | London | London | United Kingdom | Yes |
| ASHTON COURT GROUP LIMITED | East Midlands | United Kingdom | Yes | |
| Asieltec Limited | East Of England | United Kingdom | Yes | |
| ASITE LIMITED | London | United Kingdom | No | |
| Askcom Group Ltd | South East | United Kingdom | Yes | |
| Aspera GmbH | Aachen | Germany | Yes | |
| Aspiracloud Ltd | West Midlands | United Kingdom | Yes | |
| ASPIRICO (UK) LIMITED | London | United Kingdom | Yes | |
| Asprey Management Solutions Limited | East Of England | United Kingdom | Yes | |
| Assai Software Services BV | Yes | |||
| Assessmint Limited | London | United Kingdom | Yes | |
| Asset Handling Limited | North West | United Kingdom | Yes | |
| Asset Mapping Limited | London | United Kingdom | Yes | |
| Assistive Partner Limited | London | United Kingdom | Yes | |
| ASSURE APM LIMITED | Scotland | Scotland | Yes | |
| ASSURED DATA PROTECTION LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| ASSURED INFORMATION SECURITY LIMITED | London | United Kingdom | Yes | |
| Assured Network Services Limited | East Of England | United Kingdom | Yes | |
| ASTARIO SYSTEMS LTD | Wales | Wales | Yes | |
| Astech Consultants Limited | South East | United Kingdom | Yes | |
| Asteris Solutions Ltd | North West | United Kingdom | Yes | |
| Astral PS Ltd | East Midlands | United Kingdom | Yes | |
| Astun Technology Limited | South East | United Kingdom | Yes | |
| Atamis Ltd | Cardiff | Wales | United Kingdom | Yes |
| ATECH SUPPORT LIMITED | Marlow | South East | United Kingdom | Yes |
| ATE Enterprises Ltd | South East | United Kingdom | Yes | |
| Atelier7 Ltd | North West | United Kingdom | Yes | |
| Athium Limited | West Midlands | United Kingdom | Yes | |
| At Internet Ltd | London | United Kingdom | Yes | |
| Atkins Limited | Epsom | South East | United Kingdom | No |
| Atlas Cloud Limited | North East | United Kingdom | Yes | |
| ATLAS COMMUNICATIONS (NI) LIMITED | Northern Ireland | Northern Ireland | Yes | |
| Atlas Solutions Group Limited | London | United Kingdom | Yes | |
| ATOM CONTENT MARKETING LTD | South West | United Kingdom | Yes | |
| Atom IT Solutions Ltd | East Midlands | United Kingdom | Yes | |
| Atos IT Services UK Limited | London | London | United Kingdom | No |
| ATTENTI EM UK LTD | London | United Kingdom | Yes | |
| Attunity (UK) Limited | South East | United Kingdom | Yes | |
| Auditcomply Ltd | Northern Ireland | Northern Ireland | Yes | |
| AUDITEL SYSTEMS LIMITED | South East | United Kingdom | Yes | |
| Augmentas Group Limited | South East | United Kingdom | Yes | |
| Auraq Limited | West Midlands | United Kingdom | Yes | |
| Auriga Consulting Ltd | South East | United Kingdom | Yes | |
| Auth0 Ltd. | London | United Kingdom | Yes | |
| AUTOMATED INTELLIGENCE LIMITED | Northern Ireland | Northern Ireland | Yes | |
| Automation Consultants Limited | South East | United Kingdom | Yes | |
| Automation Logic Ltd | West Midlands | United Kingdom | Yes | |
| Avari Solutions Limited | Scotland | Scotland | Yes | |
| Avataar Ltd | London | United Kingdom | Yes | |
| Avatu Limited | South East | United Kingdom | Yes | |
| Avature Limited | London | United Kingdom | Yes | |
| AVCO SYSTEMS LIMITED | South East | United Kingdom | Yes | |
| Avenir Digital Limited | South East | United Kingdom | Yes | |
| Avenue Business Solutions Ltd | North West | United Kingdom | Yes | |
| Avepoint UK, Ltd. | London | United Kingdom | No | |
| AVMI KINLY LTD | Sunbury On Thames | South East | United Kingdom | No |
| Avoira Limited | North West | United Kingdom | Yes | |
| Avolution (UK) Limited | London | London | United Kingdom | Yes |
| Avonshire Cloud Limited | South West | United Kingdom | Yes | |
| Awaken Learning Ltd | London | United Kingdom | Yes | |
| Axcelot Ltd | East Of England | United Kingdom | Yes | |
| Axelos Limited | London | United Kingdom | Yes | |
| Axetay Limited | London | United Kingdom | Yes | |
| AXIANS NETWORKS LIMITED | South East | United Kingdom | Yes | |
| AXIELL LIMITED | South East | United Kingdom | Yes | |
| Axiologik Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Axios Systems Limited | Scotland | Scotland | Yes | |
| Axis12 Ltd | London | London | United Kingdom | Yes |
| Axon Public Safety UK Limited | East Midlands | United Kingdom | No | |
| Axsys Technology Limited | Scotland | Scotland | Yes | |
| Azavea Inc | Philadelphia | United States | No | |
| Azeus UK Limited | Esher | South East | United Kingdom | Yes |
| BABBLE CLOUD (SUI) LIMITED | London | United Kingdom | Yes | |
| BABBLE IT SYSTEMS LIMITED | South West | United Kingdom | Yes | |
| BABCOCK INFORMATION ANALYTICS AND SECURITY LIMITED | London | United Kingdom | No | |
| Babl Global Limited | South East | United Kingdom | Yes | |
| Backup Technology Limited | London | United Kingdom | Yes | |
| Badenoch And Clark Limited | London | United Kingdom | No | |
| BAE SYSTEMS APPLIED INTELLIGENCE LIMITED | South East | United Kingdom | No | |
| BAE Systems (Operations) Limited | South East | United Kingdom | No | |
| BAE Systems Surface Ships Limited | South East | United Kingdom | No | |
| BAILEY SOLUTIONS LTD | South East | United Kingdom | Yes | |
| Baker Heath Associates Limited | East Midlands | United Kingdom | Yes | |
| Balanced Scorecard Limited | West Midlands | United Kingdom | Yes | |
| Bancstreet Capital Partners Ltd | London | United Kingdom | Yes | |
| Bang Communications Limited | South East | United Kingdom | Yes | |
| Bangura Solutions Limited | East Of England | United Kingdom | Yes | |
| Bardd Partnership Limited | London | United Kingdom | Yes | |
| Baringa Partners LLP | London | United Kingdom | No | |
| Barrier Networks Limited | Scotland | Scotland | Yes | |
| Bartec Auto ID Limited | Sheffield | Yorkshire And The Humber | United Kingdom | Yes |
| Basis Technology Limited | South East | United Kingdom | Yes | |
| Basware Holdings Limited | London | London | United Kingdom | Yes |
| Bates Group | Rayne | East Of England | United Kingdom | Yes |
| Baytree IT Services Limited | East Midlands | United Kingdom | Yes | |
| BCD Safety And Business Support Limited | Republic Of Ireland | Yes | ||
| BCN GROUP HOSTING LIMITED | North West | United Kingdom | Yes | |
| BE APPLIED LIMITED | London | United Kingdom | Yes | |
| BEARINGPOINT LIMITED | London | United Kingdom | Yes | |
| Beaumont Colson Ltd. | London | United Kingdom | Yes | |
| Beautiful Information Limited | London | United Kingdom | Yes | |
| Bechtle Direct Limited | Crediton | South West | United Kingdom | No |
| Beckett Telecom | Aldermaston | South East | United Kingdom | Yes |
| Becrypt Limited | London | United Kingdom | Yes | |
| BEDIGITALUK LTD | Wales | Wales | Yes | |
| Beezapps Ltd | Scotland | Scotland | Yes | |
| Be Informed BV | Apeldoorn | Netherlands | No | |
| Belarc, Inc | Maynard | United States | Yes | |
| BELL MICROSYSTEMS LIMITED | South East | United Kingdom | No | |
| Belvedere Group Limited | West Midlands | United Kingdom | Yes | |
| BENCHMARK ESTIMATING SOFTWARE LIMITED | North West | United Kingdom | Yes | |
| BENEFEX LIMITED | South East | United Kingdom | No | |
| Benivo Limited | London | United Kingdom | Yes | |
| Bensasson & Chalmers Limited | East Of England | United Kingdom | Yes | |
| Bentham Black Limited | South East | United Kingdom | Yes | |
| BENTLEY SYSTEMS INTERNATIONAL LIMITED | Republic Of Ireland | No | ||
| Be Positive | Edinburgh | Scotland | United Kingdom | Yes |
| BERKELEY RESEARCH GROUP (UK) LIMITED | London | United Kingdom | Yes | |
| Bestoutcome Limited | South East | United Kingdom | Yes | |
| BEST PRACTICE GROUP PUBLIC LIMITED COMPANY | North West | United Kingdom | Yes | |
| BE The Brand Experience Limited | London | United Kingdom | Yes | |
| Betterexaminations Limited | Republic Of Ireland | Yes | ||
| BETTER GROUP LIMITED | London | United Kingdom | Yes | |
| Better Network Solutions Limited | South East | United Kingdom | Yes | |
| Bevan Brittan LLP | South West | United Kingdom | No | |
| Beyond Analysis Limited | South West | United Kingdom | Yes | |
| BEYOND PRIVACY LIMITED | London | United Kingdom | Yes | |
| Beyond Systems Limited | North West | United Kingdom | Yes | |
| BFC Networks Limited | West Midlands | United Kingdom | Yes | |
| BGO Software | Sofia | Bulgaria | Yes | |
| Bibliotheca Limited | North West | United Kingdom | Yes | |
| BIG Blue Door Limited | South East | United Kingdom | Yes | |
| Bigstep Cloud Limited | South East | United Kingdom | Yes | |
| Billaway Health, Inc | Lewes | United States | Yes | |
| Bimobject UK Ltd | London | United Kingdom | Yes | |
| BINARY HEADS LIMITED | South East | United Kingdom | Yes | |
| Binary Vision Limited | London | United Kingdom | Yes | |
| BIP SOLUTIONS LIMITED | Scotland | Scotland | Yes | |
| Bit Zesty Limited | London | United Kingdom | Yes | |
| BIZ Analytics Ltd | South East | United Kingdom | Yes | |
| BJSS LIMITED | Yorkshire And The Humber | United Kingdom | No | |
| BLACKBERRY UK LIMITED | South East | United Kingdom | No | |
| BLACKBOX HOSTING LIMITED | South East | United Kingdom | Yes | |
| Blackburn IT Services Limited | South East | United Kingdom | Yes | |
| Blackcroft & CO Ltd | East Midlands | United Kingdom | Yes | |
| BlackLine Systems, Inc | Woodland Hills | United States | Yes | |
| Black Marble Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Blackthorn GRC Limited | London | United Kingdom | Yes | |
| Blancco - UK Limited | East Of England | United Kingdom | Yes | |
| Blispa Limited | South West | United Kingdom | Yes | |
| Blockchain Digital Limited | East Midlands | United Kingdom | Yes | |
| Blueberry Systems Limited | West Midlands | United Kingdom | Yes | |
| Blue Border Ltd | North West | United Kingdom | Yes | |
| BLUE CUBE SECURITY LIMITED | South East | United Kingdom | Yes | |
| Blue Fox Technology Limited | Wales | Wales | Yes | |
| BLUE FRONTIER IT LTD | South West | United Kingdom | Yes | |
| BLUELIGHTSDIGITAL LTD | East Of England | United Kingdom | Yes | |
| BLUE PELICAN LIMITED | South East | United Kingdom | Yes | |
| Blue Prism Cloud Limited | North West | United Kingdom | Yes | |
| Blue Ronin Ltd | London | United Kingdom | Yes | |
| Blue Sheep LLP | South West | United Kingdom | Yes | |
| Blue SKY Hosting Ltd | London | United Kingdom | Yes | |
| BLUE SKY SYSTEMS LIMITED | South East | United Kingdom | Yes | |
| BLUESMITH INFORMATION SYSTEMS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Bluesource Information Limited | London | United Kingdom | Yes | |
| Bluestar Software Limited | South East | United Kingdom | Yes | |
| Blueteq Limited | South East | United Kingdom | Yes | |
| BMC SOFTWARE LIMITED | South East | United Kingdom | No | |
| BMT LIMITED | London | United Kingdom | No | |
| BOARD INTELLIGENCE LTD | London | United Kingdom | Yes | |
| Board M.I.T. Limited | South East | United Kingdom | Yes | |
| Bob's Business Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| BOEING DEFENCE UK LIMITED | London | United Kingdom | No | |
| Bolderwood Limited | South East | United Kingdom | Yes | |
| Bonsai Technical Services Limited | East Midlands | United Kingdom | Yes | |
| BOOKING LIVE SOFTWARE LTD | Wales | Wales | Yes | |
| BOOMALERT LIMITED | London | United Kingdom | Yes | |
| BOOMERANG I-COMMS LTD | London | United Kingdom | Yes | |
| Booralee Limited | London | United Kingdom | Yes | |
| Borwell Limited | West Midlands | United Kingdom | Yes | |
| Boston Limited | East Of England | United Kingdom | No | |
| Bowtower Limited | North West | United Kingdom | Yes | |
| BOX.COM (UK) LTD | London | United Kingdom | No | |
| BOX UK LIMITED | Cardiff | Wales | United Kingdom | Yes |
| BOXXE LIMITED | York | Yorkshire And The Humber | United Kingdom | No |
| BPD ZENITH LIMITED | North West | United Kingdom | Yes | |
| Bpsg Limited | West Midlands | United Kingdom | Yes | |
| Brainloop Limited | North West | United Kingdom | Yes | |
| Bramble Accelerator Limited | London | United Kingdom | Yes | |
| BRAMBLE HUB LIMITED | London | United Kingdom | Yes | |
| Bramble People Limited | London | United Kingdom | Yes | |
| Brandworkz Ltd | London | United Kingdom | Yes | |
| Bravosolution UK Limited | London | United Kingdom | No | |
| BREACHAWARE LIMITED | London | United Kingdom | Yes | |
| Breeze Networks Limited | South East | United Kingdom | Yes | |
| BRICKENDON CONSULTING LIMITED | London | United Kingdom | Yes | |
| BRIDEWELL CONSULTING LIMITED | South East | United Kingdom | Yes | |
| Bridge 1 Solutions Ltd | London | United Kingdom | Yes | |
| Bridgeall Limited | Scotland | Scotland | Yes | |
| BRIDGEHEAD SOFTWARE LIMITED | Leatherhead | South East | United Kingdom | Yes |
| Bridgeway Security Solutions Ltd | East Of England | United Kingdom | Yes | |
| BRIGHTCLOUD TECHNOLOGIES LIMITED | East Midlands | United Kingdom | Yes | |
| Brightcontact UK Limited | East Of England | United Kingdom | Yes | |
| Brightgen Limited | East Of England | United Kingdom | Yes | |
| Brightive Limited | West Midlands | United Kingdom | Yes | |
| Brightlemon Limited | East Of England | United Kingdom | Yes | |
| Brightman Business Solutions Limited | London | United Kingdom | Yes | |
| Bright Nine Ltd | South East | United Kingdom | Yes | |
| BRIGHTSOLID ONLINE INNOVATION LIMITED | Scotland | Scotland | No | |
| Brightwave Limited | London | United Kingdom | Yes | |
| BRIGHTWIRE TECHNOLOGY SERVICES LIMITED | Scotland | Scotland | Yes | |
| Brilliant Trails Ltd | Northern Ireland | Northern Ireland | Yes | |
| Bristolisopen Limited | South West | United Kingdom | Yes | |
| Bristol IT Company Ltd | South West | United Kingdom | Yes | |
| Britannic Technologies Limited | South East | United Kingdom | Yes | |
| Britecloud Solutions Limited | East Midlands | United Kingdom | Yes | |
| British Telecommunications Public Limited Company | London | London | United Kingdom | No |
| Broadband Visual Communications Limited | South West | United Kingdom | Yes | |
| Broadbase Limited | East Of England | United Kingdom | No | |
| Broad Consulting Group Limited | North West | United Kingdom | Yes | |
| Bromcom Computers PLC | London | United Kingdom | Yes | |
| Bronze Software Labs Ltd | West Midlands | United Kingdom | Yes | |
| Brooklands Consultancy Services Limited | London | United Kingdom | Yes | |
| Brovanture Limited | South East | United Kingdom | Yes | |
| Bruntonspall Ltd | East Of England | United Kingdom | Yes | |
| Bruver Limited | North West | United Kingdom | Yes | |
| BSI PROFESSIONAL SERVICES (IRELAND) LIMITED | Dublin | Ireland | Yes | |
| BSI PROFESSIONAL SERVICES (UK) LIMITED | London | United Kingdom | Yes | |
| BSM Impact Limited | South East | United Kingdom | Yes | |
| BTS HOLDINGS LIMITED | London | United Kingdom | Yes | |
| Bubble Innovator Ltd | London | United Kingdom | Yes | |
| BUCHANAN COMPUTING LIMITED | London | United Kingdom | Yes | |
| Buddi Limited | East Of England | United Kingdom | Yes | |
| Budgeting Solutions Limited | East Midlands | United Kingdom | Yes | |
| BUD Systems Limited | South West | United Kingdom | Yes | |
| Built Intelligence Ltd | South West | United Kingdom | Yes | |
| Bulbshare Limited | London | United Kingdom | Yes | |
| Bulk SMS Ltd | East Midlands | United Kingdom | Yes | |
| Bundledocs Limited | Republic Of Ireland | Yes | ||
| Bureau Van Dijk Electronic Publishing Limited | London | United Kingdom | No | |
| Burendo Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| BUSINESS CLOUD INTEGRATION LIMITED | East Of England | United Kingdom | Yes | |
| Business Collaborator Limited | South East | United Kingdom | Yes | |
| Business Continuity Solutions Limited | South East | United Kingdom | Yes | |
| BUSINESS DATA PARTNERS LIMITED | London | United Kingdom | Yes | |
| Business Data Quality Limited | London | United Kingdom | Yes | |
| BUSINESSOPTIX LIMITED | South East | United Kingdom | Yes | |
| BUSINESS SYSTEMS (U.K.) LIMITED | London | United Kingdom | Yes | |
| Business Thinking Limited | South East | United Kingdom | Yes | |
| Butterfly Projects LTD | Wales | Wales | Yes | |
| Buzzacott Computer Services Limited | London | United Kingdom | Yes | |
| Buzz And Beyond Limited | West Midlands | United Kingdom | Yes | |
| BXP Software | London | London | United Kingdom | Yes |
| BYTES SOFTWARE SERVICES LIMITED | Leatherhead | South East | United Kingdom | No |
| C2 Cyber Ltd | London | United Kingdom | Yes | |
| Caan Associates Ltd | London | United Kingdom | Yes | |
| Cabera Consulting Ltd | South East | United Kingdom | Yes | |
| Caci Limited | London | United Kingdom | No | |
| Cad-Capture Software Solutions Limited | North West | United Kingdom | Yes | |
| Cadcorp Limited | East Of England | United Kingdom | Yes | |
| Cadence Innova Ltd | London | United Kingdom | Yes | |
| CADENCE PARTNERSHIP LLP | London | United Kingdom | Yes | |
| Cadmidium Services Limited | Cinderford | South West | United Kingdom | Yes |
| Cadran Services Limited | London | United Kingdom | Yes | |
| CAJA LIMITED | West Midlands | United Kingdom | Yes | |
| Calba Limited | Scotland | Scotland | Yes | |
| CALEBACUITY LIMITED | South East | United Kingdom | Yes | |
| Calero Software Limited | Scotland | Scotland | Yes | |
| Calibrand Limited | London | United Kingdom | Yes | |
| CA LIMITED | South East | United Kingdom | No | |
| Calla Technology Limited | London | United Kingdom | Yes | |
| Calligo Limited | St Helier | No | ||
| Calls9 Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Camburg Collective Ltd | North West | United Kingdom | Yes | |
| CAM MANAGEMENT SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| CampusConnect | Sligo | Yes | ||
| Camwood Limited | London | United Kingdom | Yes | |
| CANTATA LIMITED | South East | United Kingdom | Yes | |
| Canvasflow Limited | London | United Kingdom | Yes | |
| CANVA UK OPERATIONS LIMITED | London | United Kingdom | Yes | |
| Capacitas Limited | London | United Kingdom | Yes | |
| Capelsys Limited | South East | United Kingdom | Yes | |
| Capgemini UK PLC | South East | United Kingdom | No | |
| Capita Business Services Ltd | London | London | United Kingdom | No |
| Capital Network Solutions Limited | Wales | Wales | Yes | |
| Capito Limited | Scotland | Scotland | Yes | |
| Capricorn Ventis Limited | Wales | Wales | Yes | |
| CARBON60 LIMITED | East Of England | United Kingdom | No | |
| Carbon SIX Digital Limited | South East | United Kingdom | Yes | |
| Careerbuilder UK Limited | London | United Kingdom | Yes | |
| CAREFLOW MEDICINES MANAGEMENT LTD | South East | United Kingdom | Yes | |
| CAREHOME SELECTION LIMITED | London | United Kingdom | No | |
| Caresome | London | London | United Kingdom | Yes |
| Caresourcer Limited | Scotland | Scotland | Yes | |
| Caretower Ltd | London | United Kingdom | Yes | |
| Carnall Farrar Ltd | London | United Kingdom | Yes | |
| Carrenza Limited | London | United Kingdom | Yes | |
| Carter Fenwick Ltd | South East | United Kingdom | Yes | |
| Carve Consulting LLP | London | United Kingdom | No | |
| Cas-App Limited | East Midlands | United Kingdom | Yes | |
| Cascade Human Resources Limited | South East | United Kingdom | Yes | |
| CASTELLAN SOLUTIONS LIMITED | South East | United Kingdom | Yes | |
| CASTLE COMPUTER SERVICES LTD. | Scotland | Scotland | Yes | |
| CASTLETON TECHNOLOGY LIMITED | London | United Kingdom | Yes | |
| Cast Software Limited | London | United Kingdom | Yes | |
| CATALYST IT EUROPE LIMITED | South East | United Kingdom | Yes | |
| CATALYTIC CONSULTING AND TRAINING LIMITED | Northern Ireland | Northern Ireland | Yes | |
| CAUTION YOUR BLAST LTD | London | United Kingdom | Yes | |
| Cavendish Network Services Limited | South East | United Kingdom | Yes | |
| Cavendish Wood Limited | North West | United Kingdom | Yes | |
| CBL Realisations Limited | South East | United Kingdom | Yes | |
| CBrain A/S | Copenhagen | Denmark | No | |
| CC2I LIMITED | London | United Kingdom | Yes | |
| CC TECHNOLOGY LIMITED | Scotland | Scotland | Yes | |
| Ccube Solutions Limited | South East | United Kingdom | Yes | |
| CDG (SCOTLAND) LIMITED | Scotland | Scotland | Yes | |
| CDO Partners Ltd | South East | United Kingdom | Yes | |
| Cdpsoft Limited | South East | United Kingdom | Yes | |
| CDR Group Limited | East Midlands | United Kingdom | Yes | |
| CDS | Leeds | Yorkshire And The Humber | United Kingdom | No |
| Cdsm Interactive Solutions Ltd | Wales | Wales | Yes | |
| CDS New Ventures Ltd | Northern Ireland | Northern Ireland | Yes | |
| CDS Support Limited | South West | United Kingdom | Yes | |
| CDW LIMITED | London | London | United Kingdom | No |
| CEDAR RECRUITMENT LIMITED | London | United Kingdom | Yes | |
| CEDYRN LTD | London | United Kingdom | Yes | |
| Celerity Limited | North West | United Kingdom | No | |
| Celidor Limited | London | United Kingdom | Yes | |
| CELLO SOFTWARE LIMITED | North West | United Kingdom | Yes | |
| Cementors Limited | London | United Kingdom | Yes | |
| CENTERPRISE INTERNATIONAL LIMITED | South East | United Kingdom | No | |
| Centium Software | Eight Mile Plains | Australia | Yes | |
| Centurylink Limited | London | United Kingdom | No | |
| Ceox Services Ltd | Reading | South East | United Kingdom | Yes |
| CERTES IT SERVICE SOLUTIONS LIMITED | West Midlands | United Kingdom | Yes | |
| CERTUS ADVISORY LTD | South East | United Kingdom | Yes | |
| Cetus Solutions Limited | North West | United Kingdom | Yes | |
| CFH DOCMAIL LTD | South West | United Kingdom | No | |
| Cfms Services Limited | South West | United Kingdom | Yes | |
| CGI GROUP HOLDINGS EUROPE LIMITED | London | United Kingdom | No | |
| CHAKRAY UK LTD | West Midlands | United Kingdom | Yes | |
| CHAMBURY CONSULTING LTD | North West | United Kingdom | Yes | |
| Chameleon Software | Yes | |||
| Change Associates Limited | London | United Kingdom | Yes | |
| CHANGEDIRECTOR UK LIMITED | South East | United Kingdom | Yes | |
| Channel 3 Consulting Ltd | Wales | Wales | Yes | |
| Chapel Associates Limited | Wales | Wales | Yes | |
| CHAPTER III LTD | Yorkshire And The Humber | United Kingdom | Yes | |
| Charterhouse Voice & Data Limited | London | United Kingdom | No | |
| Chaucer Group Limited | London | United Kingdom | Yes | |
| Cherwell Software Limited | South West | United Kingdom | Yes | |
| CHESS DIGITAL LIMITED | Scotland | Scotland | Yes | |
| CH Futures Limited | East Midlands | United Kingdom | Yes | |
| Chorus Global Ltd | South West | United Kingdom | Yes | |
| Chorus Intelligence Limited | East Of England | United Kingdom | Yes | |
| Chorus Software Limited | London | United Kingdom | Yes | |
| Cianad Software Ltd | Northern Ireland | Northern Ireland | Yes | |
| Cielo Technology Ltd | London | United Kingdom | Yes | |
| Cigniti Technologies (UK) Limited | London | United Kingdom | Yes | |
| Ciivsoft Limited | North West | United Kingdom | Yes | |
| Cimar Limited | South East | United Kingdom | Yes | |
| CINNAMON DIGITAL APPLICATIONS LIMITED | South East | United Kingdom | Yes | |
| Cinos Communications Services Limited | South East | United Kingdom | Yes | |
| Cintra Corporation UK Limited | South West | United Kingdom | Yes | |
| CIPHR LIMITED | South East | United Kingdom | Yes | |
| Ciptex Ltd | South East | United Kingdom | Yes | |
| CIRCLE INTERACTIVE LTD | South West | United Kingdom | Yes | |
| Circular Wave Limited | London | United Kingdom | Yes | |
| Cirro Limited | South West | United Kingdom | Yes | |
| Cirrus Response Limited | South East | United Kingdom | Yes | |
| Cisilion Limited | South East | United Kingdom | No | |
| CIS Systems Ltd | East Midlands | United Kingdom | Yes | |
| Citi Logik Limited | London | United Kingdom | Yes | |
| Citipost Mail Limited | London | United Kingdom | Yes | |
| CitizenLab | Yes | |||
| CITY AND GUILDS KINEO LIMITED | London | United Kingdom | Yes | |
| Citymart US Inc | New York | United States | Yes | |
| City Science Corporation Limited | South West | United Kingdom | Yes | |
| CivicActions, Inc | Lafayette | United States | Yes | |
| CIVICA UK LIMITED | London | London | United Kingdom | No |
| CIVIC COMPUTING LIMITED | Scotland | Scotland | Yes | |
| CiviQ | Maynooth | Ireland | Yes | |
| Ciwit BV | London | London | United Kingdom | Yes |
| CJC PROCUREMENT LTD | East Of England | United Kingdom | Yes | |
| Claned Group Oy Ab | Helsinki | Finland | Yes | |
| Clarasys Limited | London | United Kingdom | Yes | |
| CLARITUM LIMITED | South West | United Kingdom | Yes | |
| CLARITY INFORMATICS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| CLARITY INFORMATION SOLUTIONS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| CLARITY TECH LTD | South East | United Kingdom | Yes | |
| CLARITY WORKFORCE TECHNOLOGY LIMITED | London | United Kingdom | Yes | |
| Clarizen | Yes | |||
| Clausematch Ltd | South East | United Kingdom | Yes | |
| Clckwrk Ltd | South West | United Kingdom | Yes | |
| Clearbox Limited | North West | United Kingdom | Yes | |
| CLEARCOURSE BUSINESS SERVICES LIMITED | London | United Kingdom | Yes | |
| Clearpeople Limited | London | United Kingdom | Yes | |
| CLEAR REVIEW LIMITED | West Midlands | United Kingdom | Yes | |
| CLEARVIEW INTELLIGENCE GROUP LIMITED | South East | United Kingdom | Yes | |
| Clearvision (CM) Limited | South East | United Kingdom | Yes | |
| Clerkswell Limited | London | United Kingdom | Yes | |
| Clevagroup Ltd | East Of England | United Kingdom | Yes | |
| CLEVERMED LIMITED | London | United Kingdom | Yes | |
| Clipzonk Ltd | South East | United Kingdom | Yes | |
| Cloud 21 Limited | South East | United Kingdom | Yes | |
| Cloud 2 Limited | North West | United Kingdom | Yes | |
| Cloud 9 Commercial Innovations Limited | Northern Ireland | Northern Ireland | Yes | |
| Cloud Booking Limited | London | United Kingdom | Yes | |
| Cloud Business Limited | South East | United Kingdom | Yes | |
| Cloud Clarity Limited | South East | United Kingdom | Yes | |
| CLOUDCOCO LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| CLOUD COVER IT SERVICES LTD | Scotland | Scotland | Yes | |
| Cloud Dialogs Ltd | South East | United Kingdom | Yes | |
| CLOUD DIGITAL LIMITED | East Midlands | United Kingdom | Yes | |
| Cloudeasy Ltd | London | United Kingdom | No | |
| Cloudera Inc | Palo Alto | United States | Yes | |
| CLOUD FIVE SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| Cloud Fundamental Ltd | South East | United Kingdom | Yes | |
| CLOUD GALACTICOS LIMITED | London | United Kingdom | Yes | |
| Cloud Kickers Limited | South East | United Kingdom | Yes | |
| CLOUDLINE LIMITED | London | United Kingdom | Yes | |
| Cloudmore Ltd | South East | United Kingdom | Yes | |
| CLOUD NATIVE LTD | London | United Kingdom | Yes | |
| Cloud Nexus 365 Ltd | Scotland | Scotland | Yes | |
| Cloudoko Ltd | East Midlands | United Kingdom | Yes | |
| Cloud On Air Limited | London | United Kingdom | Yes | |
| Cloudrax Limited | East Of England | United Kingdom | No | |
| Cloudreach Europe Limited | London | United Kingdom | No | |
| Cloudreason Limited | London | United Kingdom | Yes | |
| CLOUD TECHNOLOGY SOLUTIONS LTD | North West | United Kingdom | No | |
| Cloudten Industries Pty Ltd | Sydney | Australia | No | |
| Cloudview (UK) Limited | South West | United Kingdom | Yes | |
| Cloudwick Technologies UK | United States | No | ||
| Cloudyro Limited | London | United Kingdom | Yes | |
| Cludo UK Ltd. | London | United Kingdom | Yes | |
| Clue Computing Company Limited | South West | United Kingdom | Yes | |
| CMC PARTNERSHIP GLOBAL LTD | Wales | Wales | Yes | |
| CM Group Limited | Wotton Under Edge | South West | United Kingdom | Yes |
| Coda Technology Services Ltd | East Of England | United Kingdom | Yes | |
| Code Arc Ltd | London | United Kingdom | Yes | |
| Codec-Dss Ltd | Northern Ireland | Northern Ireland | Yes | |
| Code Computer Love Limited | London | United Kingdom | Yes | |
| Code Enigma Limited | London | United Kingdom | Yes | |
| Code IT Recruitment Limited | London | United Kingdom | Yes | |
| Code Red Consultancy Practice Ltd | South East | United Kingdom | Yes | |
| Codification Ltd | North East | United Kingdom | Yes | |
| Codit Integration Limited | London | United Kingdom | Yes | |
| COEUS CONSULTING LTD | London | United Kingdom | Yes | |
| Coeus Software Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Coffee Cup Solutions Limited | South East | United Kingdom | Yes | |
| COFORGE DPA UK LTD | London | United Kingdom | Yes | |
| COFORGE SF LIMITED | South East | United Kingdom | Yes | |
| COFORGE U.K. LIMITED | London | London | United Kingdom | No |
| COGNISCO LIMITED | East Of England | United Kingdom | Yes | |
| COGNISOFT LIMITED | North West | United Kingdom | Yes | |
| Cognitran Limited | South East | United Kingdom | Yes | |
| Cognizant Worldwide Limited | London | United Kingdom | No | |
| COGWORX LIMITED | East Of England | United Kingdom | Yes | |
| COHAESUS PROJECTS LIMITED | South West | United Kingdom | Yes | |
| Collabco Ltd | North West | United Kingdom | Yes | |
| COLLABORATIVE SOLUTIONS EUROPE LIMITED | London | United Kingdom | Yes | |
| Collins Technology Consulting Limited | London | United Kingdom | Yes | |
| COLUMBUS GLOBAL UK LTD | East Midlands | United Kingdom | Yes | |
| Comaea UK Limited | London | United Kingdom | Yes | |
| Comma Group Limited | West Midlands | United Kingdom | Yes | |
| Commerce Decisions Limited | South East | United Kingdom | No | |
| Commercial Cloud Services Ltd | London | United Kingdom | Yes | |
| Commercial Software Limited | South East | United Kingdom | Yes | |
| Commify UK Limited | East Midlands | United Kingdom | Yes | |
| Commissum Associates Limited | Scotland | Scotland | Yes | |
| Common MS UK Limited | London | United Kingdom | Yes | |
| Commonplace Digital Ltd | North West | United Kingdom | Yes | |
| Commonwealth Informatics | Waltham | United States | No | |
| Commsworld Limited | Scotland | Scotland | Yes | |
| Company 85 Limited | London | United Kingdom | Yes | |
| Company Net Limited | Scotland | Scotland | Yes | |
| Comparex UK Limited | London | United Kingdom | No | |
| Compass Informatics Limited | Republic Of Ireland | Yes | ||
| COMPELLO SERVICES GROUP LTD | Scotland | Scotland | Yes | |
| COMPLETE IT SOLUTIONS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| COMPLETE IT SYSTEMS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Compulete Projects Limited | London | United Kingdom | Yes | |
| Computacenter (UK) Limited | East Of England | United Kingdom | No | |
| Computer Application Services Limited | Scotland | Scotland | Yes | |
| Computer Doctor Lab Ltd | London | United Kingdom | Yes | |
| Computer Network Defence Limited | South West | United Kingdom | Yes | |
| COMPUTER SERVICE CENTRE LTD | South East | United Kingdom | Yes | |
| COMPUTER TASK GROUP (UK) LIMITED | South East | United Kingdom | No | |
| Computing Distribution Group Ltd | South East | United Kingdom | Yes | |
| COM SOFTWARE LTD | London | United Kingdom | Yes | |
| Comtact Limited | South East | United Kingdom | Yes | |
| Comxps Ltd | London | United Kingdom | Yes | |
| Concept Information Technology Limited | Dudley | West Midlands | United Kingdom | Yes |
| Concerto Partners LLP | London | United Kingdom | Yes | |
| Concerto Support Services Limited | East Midlands | United Kingdom | Yes | |
| Concur Holdings (Netherlands) BV | Amsterdam | Netherlands | No | |
| Conduit Global Limited | Wales | Wales | Yes | |
| Confido Limited | London | United Kingdom | Yes | |
| CONFIG R IT LIMITED | Wales | Wales | Yes | |
| CONGENT BUSINESS INTELLIGENCE LIMITED | London | United Kingdom | Yes | |
| Congruis Limited | West Midlands | United Kingdom | Yes | |
| Connect Assist Limited | Wales | Wales | No | |
| Connected Space Ltd | South West | United Kingdom | Yes | |
| Connect Internet Solutions Limited | North West | United Kingdom | Yes | |
| CONNECTUS BUSINESS SOLUTIONS LTD. | Yorkshire And The Humber | United Kingdom | Yes | |
| Connexica Limited | West Midlands | United Kingdom | Yes | |
| Connexion Systems Pty Ltd | Adelaide | Australia | No | |
| Connexity UK Limited | London | United Kingdom | Yes | |
| CONNEX NETWORK SOLUTIONS LTD | South East | United Kingdom | Yes | |
| Consentz Limited | London | United Kingdom | Yes | |
| Consult SMB Limited | London | United Kingdom | Yes | |
| Consurgo Consulting Limited | London | United Kingdom | Yes | |
| Contact Centre Systems Ltd. | South West | United Kingdom | Yes | |
| Content & Code Limited | North West | United Kingdom | Yes | |
| Content Formula Ltd | London | United Kingdom | Yes | |
| Content Guru Limited | South East | United Kingdom | Yes | |
| Content Support Services Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Contexsa Limited | London | United Kingdom | Yes | |
| Context Information Security Limited | London | United Kingdom | No | |
| Contino Limited | London | United Kingdom | Yes | |
| Continuity2 Limited | Scotland | Scotland | Yes | |
| CONTRACTSONLINE LTD | South East | United Kingdom | Yes | |
| Contractswise Limited | West Midlands | United Kingdom | Yes | |
| CONTRUENT LIMITED | South East | United Kingdom | Yes | |
| Convergent Network Solutions Limited | London | United Kingdom | No | |
| Converging Data Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Convivio Team Ltd | London | United Kingdom | Yes | |
| Coplexia Collaborative LLP | London | United Kingdom | Yes | |
| Cora Systems Limited | Ireland | No | ||
| Coreazure Limited | London | United Kingdom | Yes | |
| Core Computer Consultants UK Limited | London | United Kingdom | Yes | |
| Corefiling Limited | South East | United Kingdom | Yes | |
| Coreix Ltd | East Of England | United Kingdom | Yes | |
| Core Stream Ltd | London | United Kingdom | Yes | |
| CORE SYSTEMS GROUP LIMITED | Northern Ireland | Northern Ireland | Yes | |
| CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED | London | United Kingdom | Yes | |
| CORNERSTONE ONDEMAND LIMITED | London | United Kingdom | No | |
| Cornwell Business Consultants Limited | South East | United Kingdom | Yes | |
| Coronagrey Limited | South East | United Kingdom | Yes | |
| Corporate Project Solutions Limited | Marlow | South East | United Kingdom | Yes |
| Cortex Consulting LLP | London | United Kingdom | Yes | |
| Corvid Protect Holdings Limited | British Crown Dependencies | No | ||
| Cosector Limited | London | United Kingdom | Yes | |
| Cosurica Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| County HR Solutions Limited | East Of England | United Kingdom | Yes | |
| Covata UK Limited | London | United Kingdom | Yes | |
| COVOXA LIMITED | South East | United Kingdom | Yes | |
| CPD Cloud Ltd | North West | United Kingdom | Yes | |
| CPD CONSULTANCY GROUP LIMITED | East Midlands | United Kingdom | Yes | |
| Cr3studio Limited | London | United Kingdom | Yes | |
| Crafted Media Ltd | East Of England | United Kingdom | Yes | |
| Cranford Group | Birstall | Yorkshire And The Humber | United Kingdom | Yes |
| Cranmore Consulting Limited | Northern Ireland | Northern Ireland | Yes | |
| Crayon Limited | South East | United Kingdom | No | |
| Create Change London Ltd | London | United Kingdom | Yes | |
| CREATEFUL LIMITED | South West | United Kingdom | Yes | |
| CREDERA LIMITED | London | United Kingdom | No | |
| Creese Consulting Limited | South East | United Kingdom | Yes | |
| Crimson Limited | West Midlands | United Kingdom | Yes | |
| Crimson Macaw Limited | North West | United Kingdom | Yes | |
| CRIMSON TIDE MPRO LIMITED | South East | United Kingdom | Yes | |
| CRISES CONTROL LTD | London | United Kingdom | Yes | |
| CRISTIE DATA LIMITED | London | United Kingdom | Yes | |
| Criterium Group Limited | London | United Kingdom | Yes | |
| Criticalarc Ltd | London | United Kingdom | Yes | |
| Cronofy Limited | East Midlands | United Kingdom | Yes | |
| Crowdicity Limited | North West | United Kingdom | Yes | |
| Crowd Technologies Limited | London | United Kingdom | Yes | |
| CROWN COMPUTING LIMITED | West Midlands | United Kingdom | Yes | |
| C SQUARED CONSULTANCY LIMITED | South West | United Kingdom | Yes | |
| CS RISK MANAGEMENT AND COMPLIANCE LTD | London | United Kingdom | Yes | |
| CSS EUROPE LIMITED | West Midlands | United Kingdom | Yes | |
| CS Technology (UK) Limited | London | United Kingdom | Yes | |
| CST INT Ltd | North West | United Kingdom | Yes | |
| CS Transform Limited | Wales | United Kingdom | Yes | |
| Ctalk Limited | West Midlands | United Kingdom | Yes | |
| CTI Digital Limited | North West | United Kingdom | Yes | |
| CTO TECHNOLOGIES LIMITED | South East | United Kingdom | Yes | |
| Ctrl O Ltd | London | United Kingdom | Yes | |
| Cumbria Civil Engineering Laboratory Limited | North West | United Kingdom | Yes | |
| CURIUM SOLUTIONS LTD | West Midlands | United Kingdom | Yes | |
| Current Health Limited | Scotland | Scotland | Yes | |
| Curtis Fitch Limited | South West | United Kingdom | Yes | |
| CUSTODIANDC LIMITED | South East | United Kingdom | Yes | |
| Cwcs Managed Hosting Limited | East Midlands | United Kingdom | Yes | |
| Cxpartners Limited | Hemel Hempstead | East Of England | United Kingdom | Yes |
| Cybanetix Limited | London | United Kingdom | Yes | |
| Cyber-Duck Limited | East Of England | United Kingdom | Yes | |
| CYBERHIVE LTD | South East | United Kingdom | Yes | |
| Cyberis Limited | South West | United Kingdom | Yes | |
| Cyber Media Solutions Ltd | West Midlands | United Kingdom | Yes | |
| Cybernetica | No | |||
| Cyber Risk International Limited | Republic Of Ireland | Yes | ||
| CYBER SECURITY PARTNERSHIP LLP | East Midlands | United Kingdom | Yes | |
| CYBERSPECTRUM LIMITED | South West | United Kingdom | Yes | |
| Cyber Synopsis Limited | Northern Ireland | Northern Ireland | Yes | |
| CYBIT LIMITED | North East | United Kingdom | Yes | |
| Cybsafe Ltd | London | United Kingdom | Yes | |
| Cygnetise Limited | London | United Kingdom | Yes | |
| Cyient Europe Limited | South East | United Kingdom | No | |
| Cysure Limited | London | United Kingdom | Yes | |
| Czar Consulting Limited | South East | United Kingdom | Yes | |
| D2 NETWORK ASSOCIATES LIMITED | West Midlands | United Kingdom | Yes | |
| D4 Software Ltd | London | United Kingdom | Yes | |
| Dacoll Limited | Scotland | Scotland | Yes | |
| Daemon Directory Systems Limited | East Of England | United Kingdom | Yes | |
| DAEMON SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| Daisy Communications Ltd. | North West | United Kingdom | No | |
| Dajon Data Management Ltd | London | United Kingdom | Yes | |
| Damco Solutions Ltd | London | United Kingdom | No | |
| Damibu Ltd | North West | United Kingdom | Yes | |
| Darzin Software Limited | London | United Kingdom | Yes | |
| Dasch Communications Ltd | East Of England | United Kingdom | Yes | |
| Data8 Limited | Wales | Wales | Yes | |
| DATAART TECHNOLOGIES UK LTD | London | United Kingdom | No | |
| Databarracks Limited | British Crown Dependencies | No | ||
| Database Service Provider Global Ltd | London | United Kingdom | Yes | |
| Databricks U.K. Limited | South East | United Kingdom | Yes | |
| DATA CENTRE UK LTD | North West | United Kingdom | Yes | |
| Datactics Limited | London | United Kingdom | Yes | |
| Datadog, Inc | New York | United States | No | |
| Data Eliminate Limited | London | United Kingdom | Yes | |
| Data Images Software Solutions Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Data Intensity Limited | North West | United Kingdom | Yes | |
| DATALINE SOFTWARE LIMITED | South East | United Kingdom | Yes | |
| Datalynx Limited | East Of England | United Kingdom | Yes | |
| Datalytyx Limited | London | United Kingdom | Yes | |
| Datamellon Limited | London | United Kingdom | Yes | |
| DATANET.CO.UK LIMITED | South East | United Kingdom | Yes | |
| DATA PERFORMANCE CONSULTANCY LIMITED | North West | United Kingdom | Yes | |
| Dataphiles Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Dataport Media Limited | West Midlands | United Kingdom | Yes | |
| DATA PROTECTION PEOPLE LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Datashore Limited | London | United Kingdom | Yes | |
| Datasumi Ltd | London | United Kingdom | Yes | |
| Datatank Limited | East Midlands | United Kingdom | Yes | |
| DATATECNIX LIMITED | South East | United Kingdom | Yes | |
| Datatrial Limited | North East | United Kingdom | Yes | |
| Datavid Limited | South East | United Kingdom | Yes | |
| Datawatch | London | London | United Kingdom | Yes |
| DATIX LIMITED | London | United Kingdom | Yes | |
| David Consulting Group Limited | East Midlands | United Kingdom | Yes | |
| DAVIES CONSULTING AND MANAGED SERVICES LIMITED | London | United Kingdom | Yes | |
| Davies Furlong Consulting Ltd | Wales | Wales | Yes | |
| Daviker Limited | North West | United Kingdom | Yes | |
| DAY At The Beach Limited | London | United Kingdom | Yes | |
| DCLOUD9 LTD | South East | United Kingdom | Yes | |
| DCV Technologies Limited | London | United Kingdom | Yes | |
| Decibel Insight Limited | North West | United Kingdom | Yes | |
| Decibel Systems Ltd | South East | United Kingdom | Yes | |
| DECISION INC. UNITED KINGDOM LTD | East Of England | United Kingdom | Yes | |
| Decision Lab Ltd | East Midlands | United Kingdom | Yes | |
| DECISION TIME LIMITED | West Midlands | United Kingdom | Yes | |
| Dedalus Healthcare Limited | West Midlands | United Kingdom | Yes | |
| DEEP3 SOFTWARE LIMITED | London | United Kingdom | Yes | |
| Deep-Secure Ltd | South East | United Kingdom | Yes | |
| Deeson Group Limited | London | United Kingdom | Yes | |
| Defda Limited | Wales | Wales | Yes | |
| Defendza Ltd | North West | United Kingdom | Yes | |
| DEF Software Limited | North East | United Kingdom | Yes | |
| Delib Limited | South West | United Kingdom | Yes | |
| Delivery Delivery Delivery | London | London | United Kingdom | Yes |
| DELLADENE LIMITED | East Midlands | United Kingdom | Yes | |
| DELL CORPORATION LIMITED | London | London | United Kingdom | No |
| DELOITTE LLP | London | London | United Kingdom | No |
| Delta 4 Services Limited | London | United Kingdom | Yes | |
| Deltascheme Limited | London | United Kingdom | Yes | |
| Demarq Limited | East Midlands | United Kingdom | Yes | |
| Democracy Club Community Interest Company | South West | United Kingdom | Yes | |
| Democracy Counts Limited | North West | United Kingdom | Yes | |
| Demystify Professional Services Ltd | London | United Kingdom | Yes | |
| Dendrite Clinical Systems Limited | London | United Kingdom | Yes | |
| Denove LLP | South East | United Kingdom | No | |
| Derilinx | Witney | South East | United Kingdom | No |
| Derive Logic Limited | London | United Kingdom | Yes | |
| Derventio Education Limited | East Midlands | United Kingdom | Yes | |
| Desire-Paths Group Limited | East Of England | United Kingdom | Yes | |
| Deskpro Ltd | London | United Kingdom | Yes | |
| Desk Top Publishing Micro Systems Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Destek Accessible Technology Solutions Ltd | Wales | Wales | Yes | |
| DESTIN SOLUTIONS LTD | North West | United Kingdom | Yes | |
| Devops Team Limited | East Of England | United Kingdom | Yes | |
| DEVOTEAM G CLOUD UK LTD | London | United Kingdom | Yes | |
| Df2020 Limited | East Of England | United Kingdom | Yes | |
| Differentia Consulting Ltd. | High Wycombe | South East | United Kingdom | Yes |
| Differentis Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| DIFRENT LTD | London | United Kingdom | Yes | |
| Digi2al Limited | South East | United Kingdom | Yes | |
| DIG INCLUSION LTD | Wales | Wales | Yes | |
| Digirati Limited | Scotland | Scotland | Yes | |
| DIGIT.AGENCY LIMITED | South East | United Kingdom | Yes | |
| Digital Assured Ltd | South West | United Kingdom | Yes | |
| Digital Business Design LLP | East Of England | United Kingdom | Yes | |
| Digital Business Strategy Ltd | East Of England | United Kingdom | Yes | |
| Digital Cloud Partners LLP | South East | United Kingdom | Yes | |
| Digital Content Ltd | London | United Kingdom | Yes | |
| Digital Control Room Limited | London | United Kingdom | Yes | |
| Digital Courtrooms Limited | South East | United Kingdom | Yes | |
| Digital Craftsmen Limited | London | United Kingdom | Yes | |
| Digital Dragons Global Limited | West Midlands | United Kingdom | Yes | |
| Digital Field Solutions Limited | South West | United Kingdom | Yes | |
| Digital First Solutions Ltd | North East | United Kingdom | Yes | |
| Digital Group Limited | London | United Kingdom | No | |
| Digital Interactive Limited | London | United Kingdom | Yes | |
| Digital Investigation And Intelligence Limited | South West | United Kingdom | Yes | |
| Digitallandsolutions Ltd | East Of England | United Kingdom | Yes | |
| Digital Native Limited | South East | United Kingdom | Yes | |
| DIGITAL NETWORK SOLUTIONS LTD | East Of England | United Kingdom | Yes | |
| Digital Patterns Limited | South East | United Kingdom | Yes | |
| Digital Public Design Services Limited | East Of England | United Kingdom | Yes | |
| Digital Rainbow Project Consultants Limited | West Midlands | United Kingdom | Yes | |
| Digital Specialists Limited | London | United Kingdom | Yes | |
| Digital Surgery Limited | London | United Kingdom | No | |
| DIGITAL TRAINING SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| Digitalxraid Ltd | Doncaster | Yorkshire And The Humber | United Kingdom | Yes |
| Digitech Analytics Ltd | West Midlands | United Kingdom | Yes | |
| Digiterre (UK) Limited | London | United Kingdom | Yes | |
| Digithreadz Limited | London | United Kingdom | Yes | |
| Digitizers Ltd | London | United Kingdom | Yes | |
| DIGIVANTE LIMITED | South West | United Kingdom | Yes | |
| Dignio Limited | West Midlands | United Kingdom | Yes | |
| Diligent Boardbooks Limited | London | United Kingdom | No | |
| Dionach Ltd | South East | United Kingdom | Yes | |
| DIONA (UK) LIMITED | North West | United Kingdom | Yes | |
| DIRECT TALENT LIMITED | South East | United Kingdom | Yes | |
| Disklabs Limited | West Midlands | United Kingdom | Yes | |
| Disruptcx Limited | London | United Kingdom | Yes | |
| Distology Limited | North West | United Kingdom | Yes | |
| Distributed Services Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| DIVERSE CONSULTING GROUP (UK) LIMITED | London | United Kingdom | Yes | |
| DMARC Analyzer | Yes | |||
| dmarcian EU | Dublin | Ireland | Yes | |
| DMF Systems | Dublin | Ireland | Yes | |
| Docobo Ltd | South East | United Kingdom | Yes | |
| Docsafe Limited | East Of England | United Kingdom | Yes | |
| Doctrin AB | Stockholm | Sweden | Yes | |
| DOCUMENT CENTRIC SOLUTIONS LTD. | East Midlands | United Kingdom | Yes | |
| DORSET SOFTWARE SERVICES LIMITED | South West | United Kingdom | Yes | |
| Dotted Eyes Limited | West Midlands | United Kingdom | Yes | |
| DOVETAIL DIGITAL LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| DP Governance Limited | London | United Kingdom | Yes | |
| Dporganizer UK Limited | London | United Kingdom | Yes | |
| DPS Cyber Security Ltd | South West | United Kingdom | Yes | |
| D.P.S. SOFTWARE LIMITED | East Of England | United Kingdom | Yes | |
| Dreamm Ltd | South East | United Kingdom | Yes | |
| Drisq Ltd | West Midlands | United Kingdom | Yes | |
| Drivercheck Ltd | Scotland | Scotland | Yes | |
| D R MEDICAL LIMITED | London | United Kingdom | Yes | |
| DROPBOX INTERNATIONAL UNLIMITED COMPANY | Republic Of Ireland | No | ||
| DSI Billing Services Limited | London | United Kingdom | Yes | |
| DUEDIL LIMITED | Winnersh | South East | United Kingdom | Yes |
| Dugdale Consultants Limited | South East | United Kingdom | Yes | |
| Dukehill Computers Limited | London | United Kingdom | Yes | |
| DUN & Bradstreet Limited | London | United Kingdom | No | |
| Dutysheet Limited | East Of England | United Kingdom | Yes | |
| DWF 360 LIMITED | North West | United Kingdom | Yes | |
| DWT Systems Ltd | North East | United Kingdom | Yes | |
| DXW Cyber Ltd | London | United Kingdom | Yes | |
| Dynama Solutions Ltd | London | United Kingdom | Yes | |
| Dynamatix Ltd | South East | United Kingdom | Yes | |
| DYNAMIC BUSINESS SERVICES LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| DYNAMIC HEALTH SYSTEMS SERVICES LTD | Yorkshire And The Humber | United Kingdom | Yes | |
| Dynatrace Limited | South East | United Kingdom | No | |
| Dystinct Consulting Limited | London | United Kingdom | Yes | |
| E2e-Assure Limited | South East | United Kingdom | Yes | |
| E3 Media Limited | Bristol | South West | United Kingdom | Yes |
| Eacs Limited | East Of England | United Kingdom | Yes | |
| EAG Data Solutions Ltd | London | United Kingdom | Yes | |
| EAL LTD | London | United Kingdom | Yes | |
| Eappsys Limited | London | United Kingdom | Yes | |
| EARLE & GOMES LIMITED | South East | United Kingdom | Yes | |
| Earlsdon Consulting Ltd | West Midlands | United Kingdom | Yes | |
| Easynube Ltd | London | United Kingdom | Yes | |
| Ebase Technology Limited | East Of England | United Kingdom | Yes | |
| Ebitconsultancy Limited | West Midlands | United Kingdom | Yes | |
| ECEBS LIMITED | South East | United Kingdom | Yes | |
| ECKOH OMNI LIMITED | East Of England | United Kingdom | Yes | |
| EclecticIQ BV | Amsterdam | Netherlands | No | |
| Ecodomus Limited | London | United Kingdom | Yes | |
| Ecometrica Limited | Scotland | Scotland | Yes | |
| Ecom Scotland Limited | Scotland | Scotland | Yes | |
| ECOM SOFTWARE LIMITED | Northern Ireland | Northern Ireland | Yes | |
| ECONSULT HEALTH LIMITED | London | United Kingdom | Yes | |
| ECOONLINE UK LIMITED | North West | United Kingdom | Yes | |
| ECORYS UK LIMITED | West Midlands | United Kingdom | No | |
| Ecsc Group PLC | Yorkshire And The Humber | United Kingdom | Yes | |
| E-Days Absence Management Limited | East Midlands | United Kingdom | Yes | |
| EDENHOUSE SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| EDEN MCCALLUM LLP | London | United Kingdom | Yes | |
| EDGE HEALTH LTD | London | United Kingdom | Yes | |
| Edgenexus Limited | London | United Kingdom | Yes | |
| EDGE TESTING SOLUTIONS LIMITED | Scotland | Scotland | Yes | |
| Edifit Limited | West Midlands | United Kingdom | Yes | |
| EDOCUMENTS LIMITED | East Of England | United Kingdom | Yes | |
| Eduboard Holdings Ltd | North West | United Kingdom | Yes | |
| Eduserv | South West | United Kingdom | No | |
| E E Testers Limited | South East | United Kingdom | Yes | |
| Egenera, Inc | Boxborough | United States | Yes | |
| EGGPLANT GROUP LIMITED | London | United Kingdom | Yes | |
| EGRESS LIMITED | West Midlands | United Kingdom | Yes | |
| EGRESS SOFTWARE TECHNOLOGIES LIMITED | London | United Kingdom | No | |
| Eitec Ltd | South West | United Kingdom | Yes | |
| Eitx Consulting Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Ejigsaw Ltd | North West | United Kingdom | Yes | |
| EKCO READING LIMITED | London | United Kingdom | Yes | |
| ELASTACLOUD LIMITED | London | United Kingdom | Yes | |
| ELAVON DIGITAL EUROPE LIMITED | London | United Kingdom | No | |
| Elcom Systems Limited | London | United Kingdom | Yes | |
| Elected Technologies Limited | West Midlands | United Kingdom | Yes | |
| Elephant Energy Limited | South West | United Kingdom | Yes | |
| ELF Software Limited | West Midlands | United Kingdom | Yes | |
| Elgin Shaw Limited | London | United Kingdom | Yes | |
| Elignum Ltd | East Of England | United Kingdom | Yes | |
| Elixirr Partners LLP | London | United Kingdom | Yes | |
| Elliott Coles Limited | South West | United Kingdom | Yes | |
| Elliptic Enterprises Limited | London | United Kingdom | Yes | |
| Ellucian Global Limited | London | United Kingdom | Yes | |
| Elysianit Limited | South East | United Kingdom | Yes | |
| Emailcenter UK Limited | East Midlands | United Kingdom | Yes | |
| Emapsite.Com Limited | South East | United Kingdom | Yes | |
| EMBRIDGE CONSULTING (UK) LIMITED | South East | United Kingdom | Yes | |
| EMC COMPUTER SYSTEMS (U.K.) LIMITED | London | United Kingdom | No | |
| Emergn Limited | Republic Of Ireland | Yes | ||
| Emis Health Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Empactis Limited | South East | United Kingdom | Yes | |
| Empiric Solutions Limited | London | United Kingdom | Yes | |
| EMPOSO LIMITED | London | United Kingdom | Yes | |
| Empowering Communities | London | United Kingdom | No | |
| EMPYREAN DIGITAL LIMITED | Wales | Wales | Yes | |
| ENABLE ADVISORS LIMITED | London | United Kingdom | Yes | |
| Encircle Solutions Limited | East Midlands | United Kingdom | Yes | |
| Encodian Ltd | West Midlands | United Kingdom | Yes | |
| Endeavour Information Solutions Limited | Northern Ireland | Northern Ireland | Yes | |
| Engage | Brighton | South East | United Kingdom | No |
| ENGAGE ESM LTD | London | United Kingdom | Yes | |
| ENGAGE PROPERTY TECHNOLOGY LIMITED | London | United Kingdom | Yes | |
| ENGAGE TECHNICAL SOLUTIONS LTD | South West | United Kingdom | Yes | |
| Engeneum Limited | South East | United Kingdom | Yes | |
| Engineerbetter Ltd | London | United Kingdom | Yes | |
| Engineered Applications Limited | South East | United Kingdom | Yes | |
| ENGINE PARTNERS UK LLP | London | United Kingdom | No | |
| Enonic UK Limited | London | United Kingdom | Yes | |
| ENOVA CONSULTING LTD | South East | United Kingdom | Yes | |
| Ensemble Systems Inc | Richmond | Canada | Yes | |
| ENSONO DIGITAL LIMITED | South West | United Kingdom | Yes | |
| ENSONO LIMITED | South West | United Kingdom | No | |
| ENTERPRISE AMS GROUP LTD | London | United Kingdom | Yes | |
| Enterprise Blueprints Limited | London | United Kingdom | Yes | |
| ENTERPRISEDB UK LIMITED | London | United Kingdom | Yes | |
| Enterprise Privacy Group Limited | East Midlands | United Kingdom | Yes | |
| Enterprise Study Limited | London | United Kingdom | Yes | |
| Entitledto Ltd | South East | United Kingdom | Yes | |
| ENTRUST (EUROPE) LIMITED | South East | United Kingdom | No | |
| ENTSERV UK LIMITED | South East | United Kingdom | No | |
| Environment Systems Limited | Wales | Wales | Yes | |
| Envitia Ltd | South East | United Kingdom | Yes | |
| EO Consulting Ltd | East Of England | United Kingdom | Yes | |
| Eorigen Learning And Communications Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| EOS International Limited | London | United Kingdom | Yes | |
| Epaccsys Ltd | East Midlands | United Kingdom | Yes | |
| Epartner Consulting Limited | South East | United Kingdom | Yes | |
| Eperi-Uk Ltd | London | United Kingdom | No | |
| Epimorphics Limited | South West | United Kingdom | Yes | |
| Epiq Systems, Ltd. | London | United Kingdom | Yes | |
| EPiServer AB | Stockholm | Sweden | Yes | |
| Epi-Use Labs Limited | North West | United Kingdom | Yes | |
| Eploy Limited | West Midlands | United Kingdom | Yes | |
| Epos NOW (UK) Ltd | East Of England | United Kingdom | No | |
| Epro (UK) Limited | London | United Kingdom | Yes | |
| EPTURA UK LIMITED | London | United Kingdom | Yes | |
| Equal Experts UK Limited | East Of England | United Kingdom | No | |
| EQUANTIIS LIMITED | London | United Kingdom | Yes | |
| Equdos Services Limited | London | United Kingdom | Yes | |
| EQUIFAX LIMITED | London | United Kingdom | No | |
| Equine Register Limited | South West | United Kingdom | Yes | |
| Equiniti Shareview Limited | South East | United Kingdom | Yes | |
| Equion Consulting Limited | London | United Kingdom | Yes | |
| E-RESOLVE LIMITED | East Of England | United Kingdom | Yes | |
| ERG GROUP LIMITED | West Midlands | United Kingdom | Yes | |
| Ergon Limited | East Of England | United Kingdom | Yes | |
| Ernst & Young LLP | London | London | United Kingdom | No |
| ESCALLA TS LTD | East Of England | United Kingdom | Yes | |
| Escrow London Ltd | London | United Kingdom | Yes | |
| E-Search Limited | Cork | Ireland | Yes | |
| Eshare Limited | London | United Kingdom | Yes | |
| Espire Infolabs Limited | London | United Kingdom | Yes | |
| E-SQUARED SYSTEMS UK LTD | London | United Kingdom | Yes | |
| Esri (UK) Limited | Aylesbury | South East | United Kingdom | No |
| EssentialSkillz | Parkmore | Ireland | Yes | |
| Estelia Limited | South West | United Kingdom | Yes | |
| Estrat Group Limited | South East | United Kingdom | Yes | |
| EST Solutions Ltd | London | United Kingdom | Yes | |
| Esuasive Limited | London | United Kingdom | Yes | |
| Esyn3rgy Ltd | East Midlands | United Kingdom | Yes | |
| ESYNERGY SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| ETAIN LIMITED | Northern Ireland | Northern Ireland | Yes | |
| Ethical Healthcare Consulting C.I.C. | North East | United Kingdom | Yes | |
| Eukhost Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| EUROFINS FORENSIC SERVICES LIMITED | West Midlands | United Kingdom | No | |
| Euro IT Group Limited | East Of England | United Kingdom | Yes | |
| EUROPA TECHNOLOGIES LTD | South East | United Kingdom | Yes | |
| European Dynamics UK Ltd | London | United Kingdom | Yes | |
| EUROPEAN ELECTRONIQUE LIMITED | South East | United Kingdom | No | |
| Euro-Recycling Limited | East Of England | United Kingdom | Yes | |
| EUS HOLDINGS LIMITED | London | United Kingdom | Yes | |
| Evalucom Consulting Ltd | London | United Kingdom | Yes | |
| Evasec Ltd | London | United Kingdom | Yes | |
| EVENTMAP LIMITED | Belfast | Northern Ireland | United Kingdom | Yes |
| Eventsforce Solutions Ltd | London | United Kingdom | Yes | |
| Everbridge Europe Limited | East Of England | United Kingdom | Yes | |
| Everisconsultancy Limited | London | United Kingdom | No | |
| Everything Voice Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Evoco.Co.Uk Ltd | South East | United Kingdom | Yes | |
| Evoco Digital Services Ltd | West Midlands | United Kingdom | Yes | |
| Evodia Limited | South East | United Kingdom | Yes | |
| EVOLUTION ARTIFICIAL INTELLIGENCE LTD | London | United Kingdom | Yes | |
| Evolve | Cwmbran | Wales | United Kingdom | Yes |
| EVOLVE SECURE SOLUTIONS LTD | West Midlands | United Kingdom | Yes | |
| Evotix Limited | Scotland | Scotland | Yes | |
| Evri Insight Ltd | South West | United Kingdom | Yes | |
| Exactive Limited | Scotland | Scotland | Yes | |
| EXAM READY LIMITED | United Kingdom | Yes | ||
| Exception Limited | Scotland | Scotland | Yes | |
| EXCLAIMER LTD | South East | United Kingdom | Yes | |
| Execview Limited | South East | United Kingdom | Yes | |
| Exegesis Spatial Data Management Ltd. | South East | United Kingdom | Yes | |
| EXIMIUS GROUP LIMITED | London | United Kingdom | Yes | |
| EX Libris (UK) Limited | London | United Kingdom | Yes | |
| Exove Limited | London | United Kingdom | Yes | |
| Expede IT Solutions Limited | London | United Kingdom | Yes | |
| EXPERIAN LIMITED | Nottingham | East Midlands | United Kingdom | No |
| Experienced Management Consultants Limited | East Of England | United Kingdom | Yes | |
| EXPERIS LIMITED | London | United Kingdom | No | |
| Expert Thinking Limited | South East | United Kingdom | Yes | |
| EXPONENTIAL-E LIMITED | London | United Kingdom | No | |
| Exponential Technologies Limited | London | United Kingdom | Yes | |
| Exscien Training Ltd | South East | United Kingdom | Yes | |
| Eyecademy Ltd | Scotland | Scotland | Yes | |
| EY PROFESSIONAL SERVICES LIMITED | London | United Kingdom | No | |
| F-24 UK Limited | East Of England | United Kingdom | Yes | |
| FABER ON-DEMAND LTD | London | United Kingdom | Yes | |
| FaceTec, Inc | Yes | |||
| Factory Internet Ltd | South East | United Kingdom | Yes | |
| Facts And Dimensions Limited | East Of England | United Kingdom | Yes | |
| FACULTY SCIENCE LIMITED | London | United Kingdom | Yes | |
| Falanx Assynt Limited | South West | United Kingdom | Yes | |
| Falcon Social ApS | Copenhagen | Denmark | Yes | |
| FARRPOINT LIMITED | Edinburgh | Scotland | United Kingdom | Yes |
| Farsight Consulting Limited | London | United Kingdom | Yes | |
| Farthest Gate Limited | London | United Kingdom | Yes | |
| FAST LANE CONSULTING & EDUCATION SERVICES LIMITED | South East | United Kingdom | Yes | |
| FASTLY, INC | San Francisco | United States | No | |
| Fathom | Belfast | Northern Ireland | United Kingdom | Yes |
| Faultfixers Technologies Ltd | South East | United Kingdom | Yes | |
| FCDO Services | Milton Keynes | South East | United Kingdom | No |
| FDM GROUP LIMITED | London | United Kingdom | No | |
| FELBER CONSULTING LTD | London | United Kingdom | Yes | |
| Fenix Media Limited | London | United Kingdom | Yes | |
| FFT Education Limited | South East | United Kingdom | Yes | |
| FFW U.K. Limited | London | United Kingdom | Yes | |
| FIDELITY SYSTEMS LIMITED | East Midlands | United Kingdom | Yes | |
| Fidus Information Security Limited | East Of England | United Kingdom | Yes | |
| Fieldmotion Ltd | Northern Ireland | Northern Ireland | Yes | |
| Fifosys Limited | London | United Kingdom | Yes | |
| Fika Community Limited | South East | United Kingdom | Yes | |
| FINANCIALFORCE UK LIMITED | Yorkshire And The Humber | United Kingdom | No | |
| Fincastle Partners Limited | South West | United Kingdom | Yes | |
| FINCORE LIMITED | London | United Kingdom | Yes | |
| Finyx Consulting Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Firetext Communications Ltd | South West | United Kingdom | Yes | |
| FIRST DATABANK UK LTD | Exeter | South West | United Kingdom | Yes |
| Firstnet Data Centres Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| FISHER IT ASSET CONSULTING LIMITED | London | United Kingdom | Yes | |
| FITFACTORY INNOVATIONS LTD | North West | United Kingdom | Yes | |
| Five Rivers Project Limited | South West | United Kingdom | Yes | |
| Fivium Ltd | London | United Kingdom | Yes | |
| Flabba Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Flatworldworks Limited | West Midlands | United Kingdom | Yes | |
| FLAX & TEAL LIMITED | Northern Ireland | Northern Ireland | Yes | |
| FLEXISCALE TECHNOLOGIES LIMITED | East Midlands | United Kingdom | Yes | |
| Flexrm Limited | London | United Kingdom | Yes | |
| Flick Learning Limited | West Midlands | United Kingdom | Yes | |
| Flint Studios Ltd | Northern Ireland | Northern Ireland | Yes | |
| Flowforma Limited | Republic Of Ireland | Yes | ||
| Flowz Limited | East Midlands | United Kingdom | Yes | |
| Fluent Technology Limited | Northern Ireland | Northern Ireland | Yes | |
| Fluxus Ltd | London | United Kingdom | Yes | |
| Flyform Ltd | Cardiff | Wales | United Kingdom | Yes |
| Flyingbinary Limited | London | United Kingdom | Yes | |
| FM SYSTEMS UK LIMITED | South East | United Kingdom | Yes | |
| Force Information Systems Limited | South East | United Kingdom | Yes | |
| Fordway Solutions Limited | South East | United Kingdom | Yes | |
| Forensic Analytics Ltd | East Of England | United Kingdom | Yes | |
| FORESTREET LTD | London | United Kingdom | Yes | |
| Forfront Limited | London | United Kingdom | Yes | |
| Forfusion Ltd | North East | United Kingdom | Yes | |
| Format14 CRM Ltd | South East | United Kingdom | Yes | |
| Formula Time Systems Ltd | South East | United Kingdom | Yes | |
| Forteon Technology Limited | London | United Kingdom | Yes | |
| Fortesium Limited | London | United Kingdom | Yes | |
| FORTIS HOSTING LIMITED | London | United Kingdom | Yes | |
| FORTUNE TECHNO SERVICES LIMITED | South East | United Kingdom | Yes | |
| FORWARD CLINICAL LIMITED | London | United Kingdom | Yes | |
| Fotheringham Associates Limited | Wales | Wales | Yes | |
| FOUNDRY4 CONSULTING LTD | London | United Kingdom | Yes | |
| Four Eyes Insight Limited | West Midlands | United Kingdom | Yes | |
| Fourzure Limited | North West | United Kingdom | Yes | |
| Frameshift Ltd | London | United Kingdom | Yes | |
| Francis Limited | South East | United Kingdom | Yes | |
| Frazer-Nash Consultancy Limited | Leatherhead | South East | United Kingdom | No |
| Free Rein Ltd | East Of England | United Kingdom | Yes | |
| Frequentis AG | No | |||
| Freshwave Networks Limited | South East | United Kingdom | Yes | |
| FRESHWORKS TECHNOLOGIES UK LIMITED | London | United Kingdom | Yes | |
| FRONTERA CONSULTING UK LTD | London | United Kingdom | Yes | |
| FRONTIER SOFTWARE PLC | South East | United Kingdom | No | |
| Frontline Consultancy And Business Services Limited | North West | United Kingdom | Yes | |
| Fry-It Limited | London | United Kingdom | Yes | |
| F-SECURE DIGITAL ASSURANCE LTD. | South East | United Kingdom | Yes | |
| FSP CONSULTING SERVICES LIMITED | South East | United Kingdom | Yes | |
| FSW IT SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| Fujitsu Services Limited | Bracknell | South East | United Kingdom | No |
| Fulcre Partners Ltd | South East | United Kingdom | Yes | |
| FULCRUM DIGITAL (UK) LIMITED | London | United Kingdom | Yes | |
| Full Control Networks Distribution Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Funnelback UK Limited | London | United Kingdom | Yes | |
| FUSEMETRIX GROUP LIMITED | South East | United Kingdom | Yes | |
| FUSE UNIVERSAL LIMITED | London | United Kingdom | Yes | |
| FUSIONEXPERIENCE LIMITED | London | United Kingdom | Yes | |
| FUTR AI LIMITED | London | United Kingdom | Yes | |
| Futura Defence Limited | South East | United Kingdom | Yes | |
| FUTURE FIBRE LIMITED | West Midlands | United Kingdom | Yes | |
| Futureproof CSP Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| FUTURESCAPER LIMITED | London | United Kingdom | Yes | |
| G2 Business Services Limited | Scotland | Scotland | Yes | |
| G2 Speech UK Limited | London | United Kingdom | Yes | |
| G4S MONITORING TECHNOLOGIES LIMITED | London | United Kingdom | No | |
| G7 Business Solutions Limited | East Of England | United Kingdom | Yes | |
| Gaiasoft International Limited | London | United Kingdom | Yes | |
| GAIA TECHNOLOGIES PLC | North West | United Kingdom | Yes | |
| Gale Software Limited | Wales | Wales | Yes | |
| Gallacher TPF Ltd | London | United Kingdom | Yes | |
| Gamma Telecom Ltd | London | United Kingdom | No | |
| GAP Consulting Ltd | North West | United Kingdom | Yes | |
| GapJumpers, Inc | Fremont | United States | Yes | |
| Gapsquare Limited | London | United Kingdom | Yes | |
| Garage Hive Limited | East Midlands | United Kingdom | Yes | |
| Gardies Associates Ltd | London | United Kingdom | Yes | |
| Garnet 8 Limited | South East | United Kingdom | Yes | |
| GARTNER U.K. LIMITED | South East | United Kingdom | No | |
| GAS Tag Ltd. | North West | United Kingdom | Yes | |
| Gatenbysanderson Limited | Leeds | Yorkshire And The Humber | United Kingdom | Yes |
| GATHER IT LIMITED | London | United Kingdom | Yes | |
| Gattaca PLC | South East | United Kingdom | No | |
| Gauri Ltd | East Midlands | United Kingdom | Yes | |
| Gavs Technologies (Europe) Limited | London | United Kingdom | Yes | |
| GB3 LIMITED | North West | United Kingdom | Yes | |
| GB GROUP PLC | North West | United Kingdom | No | |
| GCI Network Solutions Limited | Poole | South West | United Kingdom | No |
| GCS Recruitment Limited | London | United Kingdom | Yes | |
| GDS Digital Services Limited | South West | United Kingdom | Yes | |
| Geecon Global Limited | London | United Kingdom | Yes | |
| Geeks Ltd | London | United Kingdom | Yes | |
| Geek Talent Limited | North East | United Kingdom | Yes | |
| GE HEALTHCARE FINNAMORE LIMITED | South East | United Kingdom | Yes | |
| General Data Protected Ltd | North West | United Kingdom | Yes | |
| GENERAL DYNAMICS UNITED KINGDOM LIMITED | London | United Kingdom | No | |
| Generation Digital Limited | South East | United Kingdom | Yes | |
| Genesys Telecommunications Laboratories BV | Naarden | Netherlands | Yes | |
| Genetec, INc | Montreal | Canada | Yes | |
| GENIUS SOFTWARE SOLUTIONS LIMITED | Scotland | Scotland | Yes | |
| GEODE SERVICES LIMITED | South East | United Kingdom | Yes | |
| GEOFF SMITH ASSOCIATES LIMITED | East Midlands | United Kingdom | Yes | |
| Geographic Solutions (UK) Limited | London | United Kingdom | Yes | |
| Geolang Limited | London | United Kingdom | Yes | |
| Geo.Me Solutions Limited | South West | United Kingdom | Yes | |
| Geospatial Cooperatief UA | London | London | United Kingdom | No |
| Geospock Limited | East Of England | United Kingdom | Yes | |
| Geoxphere 1 LLP | South East | United Kingdom | No | |
| Gershon Resourcing Limited | East Midlands | United Kingdom | Yes | |
| Getech Limited | East Of England | United Kingdom | No | |
| GETINGE PRODUCTION UK LIMITED | North East | United Kingdom | Yes | |
| Getmapping PLC | Fleet | South East | United Kingdom | Yes |
| GetNEW Digital | Worthing | South East | United Kingdom | Yes |
| GIANT PRECISION LIMITED | London | United Kingdom | No | |
| GIANT SCREENING LIMITED | London | United Kingdom | Yes | |
| Gibbs Hybrid Limited | London | United Kingdom | Yes | |
| Giltar Information Security Limited | Wales | Wales | Yes | |
| Giotech Limited | London | United Kingdom | Yes | |
| GLANTUS LTD | East Of England | United Kingdom | Yes | |
| Glasscubes Limited | South East | United Kingdom | Yes | |
| Glemnet Limited | London | United Kingdom | Yes | |
| Glider Technology Limited | North West | United Kingdom | Yes | |
| GLOBAL KNOWLEDGE NETWORK TRAINING LIMITED | London | United Kingdom | Yes | |
| Gocardless Ltd | London | London | United Kingdom | No |
| Gofore UK Limited | Wales | Wales | Yes | |
| Go Genie Limited | London | United Kingdom | Yes | |
| Goldbrooks Ltd | East Of England | United Kingdom | Yes | |
| Goldclipper Computing Limited | London | United Kingdom | Yes | |
| GOMO LEARNING LIMITED | South East | United Kingdom | Yes | |
| Google Ireland Limited | Republic Of Ireland | No | ||
| Gooroo Limited | South East | United Kingdom | Yes | |
| Gopro Consulting Limited | London | United Kingdom | Yes | |
| GORDANO LIMITED | West Midlands | United Kingdom | Yes | |
| Gore Todd Limited | East Midlands | United Kingdom | Yes | |
| GOSS INTERACTIVE LIMITED | South West | United Kingdom | Yes | |
| GOTHAM DIGITAL SCIENCE LTD | London | United Kingdom | Yes | |
| Govbox Limited | London | United Kingdom | Yes | |
| GOVTECH SOLUTIONS LIMITED | Cirencester | South West | United Kingdom | Yes |
| Gpteamnet Ltd | Yorkshire And The Humber | United Kingdom | No | |
| Gradian Systems Ltd | South East | United Kingdom | Yes | |
| Gradient Ltd | South West | United Kingdom | Yes | |
| GRAD TECHNOLOGIES LTD | East Of England | United Kingdom | Yes | |
| Granicus-Firmstep Limited | East Of England | United Kingdom | Yes | |
| Granicus, LLC | Saint Paul | United States | Yes | |
| Grant Thornton UK LLP | London | United Kingdom | No | |
| Graph Digital Ltd | London | United Kingdom | Yes | |
| GRAVITAS RECRUITMENT GROUP LIMITED | London | United Kingdom | No | |
| Gray Blue Limited | North West | United Kingdom | Yes | |
| Grayce Britain Ltd | North West | United Kingdom | No | |
| GRC Ltd. | Yorkshire And The Humber | United Kingdom | Yes | |
| Green Cloud Hosting Limited | North West | United Kingdom | Yes | |
| Greenlight Innovation Ltd | Scotland | Scotland | Yes | |
| Green Park Interim & Executive Limited | London | United Kingdom | No | |
| GREEN RIVER MEDIA LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Greensafe IT Limited | West Midlands | United Kingdom | Yes | |
| Greenstone+ Limited | London | United Kingdom | Yes | |
| Grey Monarch Limited | West Midlands | United Kingdom | Yes | |
| GROOP LTD | South West | United Kingdom | Yes | |
| Groundsure Limited | South East | United Kingdom | Yes | |
| Groupcall Limited | East Midlands | United Kingdom | Yes | |
| Grow Create Limited | South East | United Kingdom | Yes | |
| GSA TECHSOURCE LIMITED | West Midlands | United Kingdom | Yes | |
| GSS (NI) Limited | Ballymena | Northern Ireland | United Kingdom | Yes |
| Gulp Digital Ltd | London | United Kingdom | Yes | |
| H3O Digital Limited | London | United Kingdom | Yes | |
| Hable Education Ltd | South East | United Kingdom | Yes | |
| Hack Partners Limited | South West | United Kingdom | Yes | |
| HALCYON SOLUTIONS GROUP LIMITED | East Of England | United Kingdom | Yes | |
| Haley Bridge Limited | East Of England | United Kingdom | Yes | |
| Hallnet Limited | North West | United Kingdom | Yes | |
| HALO SERVICE SOLUTIONS LTD | Scotland | Scotland | Yes | |
| Hamilton Apps UK Limited | West Midlands | United Kingdom | Yes | |
| Hand And Millar Management Consulting LLP | Chippenham | South West | United Kingdom | Yes |
| Handlr Ltd. | London | United Kingdom | Yes | |
| Hao2.Eu Limited | South East | United Kingdom | Yes | |
| Happywired Ltd | East Midlands | United Kingdom | Yes | |
| Harbour Technology Limited | South East | United Kingdom | Yes | |
| Harley Garland Bridge Ltd | North West | United Kingdom | Yes | |
| HARMONIC LIMITED | South West | United Kingdom | Yes | |
| Harmon.ie Corporation | Boston | East Of England | United Kingdom | Yes |
| HARVEY NASH LIMITED | London | London | United Kingdom | No |
| Hayne Solutions Limited | West Midlands | United Kingdom | Yes | |
| HCL TECHNOLOGIES UK LIMITED | London | London | United Kingdom | No |
| Headchannel Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Headlight AI Limited | South East | United Kingdom | Yes | |
| Head Light Limited | South East | United Kingdom | Yes | |
| HEALTH2WORKS LIMITED | North West | United Kingdom | Yes | |
| Healthcare Clinical Informatics Ltd | London | United Kingdom | Yes | |
| Healthcare Communications UK Limited | London | United Kingdom | Yes | |
| HEALTH COMPANION LIMITED | West Midlands | United Kingdom | Yes | |
| HEALTH-CONNECTED LIMITED | London | United Kingdom | Yes | |
| HEALTH INFORMATION CONSULTING LIMITED | South East | United Kingdom | Yes | |
| HEALTH SYSTEMS SUPPORT LIMITED | South East | United Kingdom | Yes | |
| Healthy. IO (UK) Ltd | London | London | United Kingdom | Yes |
| Heed Software Limited | London | United Kingdom | Yes | |
| Helastel Limited | South West | United Kingdom | Yes | |
| Helecloud Limited | London | United Kingdom | Yes | |
| Helpful Technology Limited | London | United Kingdom | Yes | |
| HELYX SECURE INFORMATION SYSTEMS LIMITED | South East | United Kingdom | Yes | |
| Henderson Scott Limited | North West | United Kingdom | Yes | |
| Hevicon Limited | South East | United Kingdom | Yes | |
| Hex Security Limited | Hereford | West Midlands | United Kingdom | Yes |
| HFD DATAVITA LIMITED | Scotland | Scotland | Yes | |
| HFX Limited | London | United Kingdom | Yes | |
| HHR UK Consulting Limited | London | United Kingdom | Yes | |
| Hiberus Ltd | London | United Kingdom | Yes | |
| Hicom Technology Limited | London | United Kingdom | Yes | |
| Highpoint Implementation And Training Services Ltd | South West | United Kingdom | Yes | |
| Highq Solutions Limited | London | United Kingdom | No | |
| Highspeed Office Limited | London | United Kingdom | Yes | |
| Hightrees Consultants Limited | London | United Kingdom | Yes | |
| Hinduja Global Solutions UK Limited | Brentford | London | United Kingdom | No |
| Hippo BV | Amsterdam | Netherlands | No | |
| Hireserve Limited | South East | United Kingdom | Yes | |
| HISTON HOUSE LTD | London | United Kingdom | Yes | |
| HITACHI CONSULTING UK LIMITED | South East | United Kingdom | Yes | |
| HITACHI SOLUTIONS EUROPE LTD | London | London | United Kingdom | No |
| HITACHI VANTARA LIMITED | Slough | South East | United Kingdom | No |
| HIVE IT LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Hive Logic Limited | South West | United Kingdom | Yes | |
| Hiyacar Limited | London | United Kingdom | Yes | |
| Holt Doctors Limited | London | United Kingdom | Yes | |
| Home Connections Lettings Limited | London | United Kingdom | Yes | |
| Honeywell Building Solutions | Dartford | South East | United Kingdom | No |
| HOOTSUITE MEDIA UK LIMITED | London | United Kingdom | Yes | |
| HORIZON INDUSTRIES INTERNATIONAL LIMITED | London | United Kingdom | Yes | |
| Horizon Software Solutions Limited | North West | United Kingdom | Yes | |
| Hornbill Corporate Limited | London | United Kingdom | Yes | |
| Hortonworks B.V | Amsterdam | Netherlands | Yes | |
| Hospify Limited | North West | United Kingdom | Yes | |
| HOT LEARNING LTD | London | United Kingdom | Yes | |
| Houdini Ltd | North East | United Kingdom | Yes | |
| House-On-The-Hill Software Limited | North West | United Kingdom | Yes | |
| Housing Partners Limited | London | United Kingdom | Yes | |
| Howell Technology Group Limited | North East | United Kingdom | Yes | |
| HPA Innovative Solutions Ltd | South East | United Kingdom | Yes | |
| H S Infra Limited | West Midlands | United Kingdom | Yes | |
| HT2 Limited | East Midlands | United Kingdom | Yes | |
| HTK Limited | East Of England | United Kingdom | Yes | |
| Humphries Technology Limited | South West | United Kingdom | Yes | |
| Husna Khan Consulting Ltd | North West | United Kingdom | Yes | |
| Hutchinson Networks Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| HYDE PARK SOLUTIONS LIMITED | Scotland | Scotland | Yes | |
| HYDRA MANAGEMENT LIMITED | South East | United Kingdom | Yes | |
| HYPE Innovation | Bonn | Germany | Yes | |
| Hypergrid Europe Limited | South East | United Kingdom | Yes | |
| Hyperslice Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Hyphenate Ltd | London | United Kingdom | Yes | |
| HYSOFT LTD | North West | United Kingdom | Yes | |
| HYVE LIMITED | United Kingdom | Yes | ||
| I15 Limited | London | United Kingdom | Yes | |
| I2N Ltd | East Of England | United Kingdom | Yes | |
| I3 DIGITAL LTD | Northern Ireland | Northern Ireland | Yes | |
| I3MEDIA LTD | East Of England | United Kingdom | Yes | |
| I3works Ltd | Scotland | Scotland | Yes | |
| Iaccm Emea Limited | London | United Kingdom | Yes | |
| Iame Ltd | London | United Kingdom | Yes | |
| IAM Technology Group Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| IAP Consulting Limited | West Midlands | United Kingdom | Yes | |
| IB Boost Ltd | London | United Kingdom | Yes | |
| IBI GROUP (UK) LIMITED | North West | United Kingdom | No | |
| IBM UNITED KINGDOM LIMITED | Portsmouth | South East | United Kingdom | No |
| I.B.R.S Group Ltd | London | United Kingdom | Yes | |
| Icasework Limited | East Midlands | United Kingdom | Yes | |
| Icnh Ltd | Windsor | South East | United Kingdom | Yes |
| Icom Public Services Ltd | South East | United Kingdom | Yes | |
| Icomunico Limited | North East | United Kingdom | Yes | |
| ICONICS UK SERVICES LIMITED | West Midlands | United Kingdom | Yes | |
| Iconi Software Limited | Northern Ireland | Northern Ireland | Yes | |
| Icon UK Limited | London | United Kingdom | Yes | |
| Ics.Ai Ltd | South East | United Kingdom | Yes | |
| ICS INGAGE LIMITED | London | United Kingdom | Yes | |
| ICS Operations Limited | London | London | United Kingdom | Yes |
| ICT Revolutions Ltd | West Midlands | United Kingdom | Yes | |
| I-Dash Limited | East Of England | United Kingdom | Yes | |
| ID Cyber Solutions Limited | Scotland | Scotland | Yes | |
| Iddqd Limited | London | United Kingdom | Yes | |
| Ideadrop Limited | South East | United Kingdom | Yes | |
| IDEAGEN HUDDLE LTD | East Midlands | United Kingdom | Yes | |
| IDEAGEN OPTIMA DIAGNOSTICS LIMITED | East Midlands | United Kingdom | Yes | |
| Ideagen PLC | East Midlands | United Kingdom | No | |
| IDEAL HEALTH CONSULTANTS LIMITED | South East | United Kingdom | Yes | |
| IDEAL NETWORKS LIMITED | South East | United Kingdom | Yes | |
| Idecsi | No | |||
| Ideesec Limited | South West | United Kingdom | Yes | |
| Identity E2E Ltd | Sevenoaks | London | United Kingdom | Yes |
| IDENTITY EXPERTS LIMITED | East Of England | United Kingdom | Yes | |
| ID MEDICAL GROUP LIMITED | South East | United Kingdom | No | |
| IDOX SOFTWARE LTD | Reading | South East | United Kingdom | No |
| IDP Connect Ltd | London | United Kingdom | Yes | |
| Ieg4 Limited | North West | United Kingdom | Yes | |
| Igcs Limited | South East | United Kingdom | Yes | |
| IG Cyber Limited | South East | United Kingdom | Yes | |
| Igspectrum Limited | London | United Kingdom | Yes | |
| IIJ Europe Limited | London | United Kingdom | Yes | |
| IIZUKA SOFTWARE TECHNOLOGIES LIMITED | West Midlands | United Kingdom | Yes | |
| Ijyi Ltd | East Of England | United Kingdom | Yes | |
| I-Konic Limited | Scotland | Scotland | Yes | |
| Iland Europe Limited | South East | United Kingdom | Yes | |
| Ilicomm Technology Solutions Limited | West Midlands | United Kingdom | Yes | |
| ILLION DIGITAL TECH SOLUTIONS UK LIMITED | London | United Kingdom | Yes | |
| Illuminet Solutions Limited | South West | United Kingdom | Yes | |
| Illy Systems Limited | London | United Kingdom | Yes | |
| IMAGEN LTD | East Of England | United Kingdom | Yes | |
| Imaya Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Imin Ltd | London | United Kingdom | Yes | |
| IMMENSE SIMULATIONS LIMITED | London | United Kingdom | Yes | |
| I-Movo Limited | East Of England | United Kingdom | No | |
| Imperf Consulting Limited | South East | United Kingdom | Yes | |
| Improved Apps Ltd | South East | United Kingdom | Yes | |
| IMPROVEWELL LTD | London | United Kingdom | Yes | |
| Ims Maxims | Milton Keynes | South East | United Kingdom | No |
| INCENDIUM CONSULTING LIMITED | London | United Kingdom | Yes | |
| Inciper Limited | London | United Kingdom | Yes | |
| Incite Insight | Wallingford | South East | United Kingdom | Yes |
| Inclarity Communications Ltd. | London | United Kingdom | Yes | |
| IN CLOUD SOLUTIONS LTD | London | United Kingdom | Yes | |
| Incom Business Systems Limited | South East | United Kingdom | Yes | |
| Incorvus Limited | London | United Kingdom | Yes | |
| INCREMENTAL GROUP LIMITED | Scotland | Scotland | Yes | |
| Independence Tradespeople Ltd | London | United Kingdom | Yes | |
| Indexr Limited | London | United Kingdom | Yes | |
| Indigo & Limited | South East | United Kingdom | Yes | |
| I-Net Software Solutions Ltd | London | United Kingdom | Yes | |
| Infinite Convergence Solutions, Inc | Arlington Height | United States | No | |
| Infinity Health Limited | London | United Kingdom | Yes | |
| INFINITY WORKS CONSULTING LIMITED | London | United Kingdom | No | |
| INFLUENTIAL SOFTWARE SERVICES LIMITED | South East | United Kingdom | Yes | |
| Infocare Healthcare Services (UK) Limited | South East | United Kingdom | Yes | |
| INFOCAT LIMITED | London | United Kingdom | Yes | |
| Infomentum Limited | London | United Kingdom | Yes | |
| INFORMATICA SOFTWARE LIMITED | South East | United Kingdom | No | |
| INFORMATION AGE., LIMITED | West Midlands | United Kingdom | Yes | |
| Information Datahub Ltd | South East | United Kingdom | No | |
| Information Initiatives Limited | South East | United Kingdom | Yes | |
| INFORMATION RISK MANAGEMENT LIMITED | South East | United Kingdom | Yes | |
| Information Services Group Europe Limited | South East | United Kingdom | Yes | |
| Information Warriors Limited | South West | United Kingdom | Yes | |
| Inform Communications Ltd | South East | United Kingdom | Yes | |
| In-Form Consult Ltd. | Yorkshire And The Humber | United Kingdom | Yes | |
| Informed Solutions Limited | North West | United Kingdom | Yes | |
| Inform Limited | London | United Kingdom | Yes | |
| In-Form Solutions Ltd | West Midlands | United Kingdom | Yes | |
| INFOR (UNITED KINGDOM) LIMITED | West Midlands | United Kingdom | No | |
| Infosaas Ltd | South East | United Kingdom | Yes | |
| INFOSECURI LIMITED | West Midlands | United Kingdom | Yes | |
| Infosec Ventures Private Limited | New Delhi | India | No | |
| Infosys Limited | Bangalore | India | No | |
| INFOTEL UK CONSULTING LTD | North East | United Kingdom | Yes | |
| Infuse Consulting Limited | East Midlands | United Kingdom | Yes | |
| Ingenica Solutions Limited | South East | United Kingdom | Yes | |
| INHEALTHCARE LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| INHEALTH INTELLIGENCE LIMITED | High Wycombe | South East | United Kingdom | No |
| Injenuity Limited | East Of England | United Kingdom | Yes | |
| Innaxys Ltd | East Midlands | United Kingdom | Yes | |
| INNECTO PEOPLE CONSULTING LIMITED | South East | United Kingdom | Yes | |
| Innervate Technology Solutions Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| InnoValor BV | Yes | |||
| Innovate Ltd | South West | United Kingdom | Yes | |
| Innov@Tive IT Limited | North West | United Kingdom | Yes | |
| INOAPPS LIMITED | Scotland | Scotland | No | |
| INOVEM LIMITED | South East | United Kingdom | Yes | |
| INPHASE LIMITED | South East | United Kingdom | Yes | |
| Insala Limited | London | United Kingdom | Yes | |
| Insight Direct (UK) Ltd | Sheffield | Yorkshire And The Humber | United Kingdom | No |
| INSIGHT EXECUTIVE GROUP LIMITED | Steyning | South East | United Kingdom | Yes |
| Insight Report Limited | London | United Kingdom | Yes | |
| INSOURCE LIMITED | South East | United Kingdom | Yes | |
| Insource Select Limited | South East | United Kingdom | Yes | |
| Inspera AS | Oslo | No | ||
| Inspired Mobile Limited | London | United Kingdom | Yes | |
| Installation Technology Limited | Scotland | Scotland | No | |
| INSTRUCTURE GLOBAL LIMITED | London | United Kingdom | No | |
| INTAFORENSICS LTD | South East | United Kingdom | Yes | |
| Intausys Ltd | East Of England | United Kingdom | Yes | |
| INTECHNOLOGY PLC | Yorkshire And The Humber | United Kingdom | Yes | |
| INTEC SYSTEMS LIMITED | East Of England | United Kingdom | Yes | |
| Integrate Consulting Services Ltd | South West | United Kingdom | Yes | |
| Integrationworks Emea LLP | London | United Kingdom | Yes | |
| Integris Applied Limited | South East | United Kingdom | Yes | |
| Integris Solutions Ltd | South East | United Kingdom | Yes | |
| Intelligence Management Support Services Limited | South West | United Kingdom | Yes | |
| Intelligent Consulting Services Limited | South East | United Kingdom | Yes | |
| INTELLIGENT DELIVERY SOLUTIONS LTD | Yorkshire And The Humber | United Kingdom | Yes | |
| Intelligent Transformation Limited | London | United Kingdom | Yes | |
| Intelligent Voice Limited | London | United Kingdom | Yes | |
| Intelligration Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Intellimed Limited | London | United Kingdom | Yes | |
| Intellix Web Specops Ltd | South East | United Kingdom | Yes | |
| INTELOGY LIMITED | South East | United Kingdom | Yes | |
| In-Tend Limited | Sheffield | Yorkshire And The Humber | United Kingdom | Yes |
| Interact Intranet LLP | North West | United Kingdom | Yes | |
| Interactive Digital Systems Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Interceptor Solutions Limited | Wales | Wales | Yes | |
| INTERCITY TECHNOLOGY LIMITED | West Midlands | United Kingdom | Yes | |
| Interdigital Europe, Ltd | London | United Kingdom | Yes | |
| Interfolio UK Ltd | East Of England | United Kingdom | Yes | |
| Intergence Systems Limited | East Of England | United Kingdom | Yes | |
| Interim.Team Ltd | London | United Kingdom | Yes | |
| Internal Communications Limited | East Of England | United Kingdom | Yes | |
| INTERNET FOR BUSINESS LIMITED | Scotland | Scotland | Yes | |
| Internet Investigation Solutions Ltd | North West | United Kingdom | Yes | |
| Internet Technologies Limited | London | United Kingdom | Yes | |
| Interoute Communications Limited | London | London | United Kingdom | No |
| INTERQUEST GROUP (UK) LIMITED | Berkhamsted | East Of England | United Kingdom | No |
| Intersect Consulting Ltd | North West | United Kingdom | Yes | |
| Intersystems Corporation | No | |||
| Interview Management Solutions Pty Ltd | Balgowlah | Australia | Yes | |
| Interworks Europe Limited | South West | United Kingdom | Yes | |
| Intouch With Health Limited | London | United Kingdom | Yes | |
| INTRADO SOLUTIONS LIMITED | South West | United Kingdom | No | |
| In-Tuition Networks Limited | London | United Kingdom | Yes | |
| Invapay Payment Solutions Limited | London | United Kingdom | Yes | |
| INVENICA LTD | London | United Kingdom | Yes | |
| Investigo Consulting Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| INVESTIGO LIMITED | London | United Kingdom | No | |
| Invida Limited | West Midlands | United Kingdom | Yes | |
| Invigilatis Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| INVOLVE VISUAL COLLABORATION LTD | North West | United Kingdom | Yes | |
| Invo Solutions Limited | London | United Kingdom | Yes | |
| INVOTRA SHARED SERVICES LIMITED | South East | United Kingdom | Yes | |
| IN YOUR ELEMENT LTD | Northern Ireland | Northern Ireland | Yes | |
| IOCO SOLUTIONS LIMITED | East Of England | United Kingdom | Yes | |
| IOMART GROUP PLC | Scotland | Scotland | No | |
| ION Information Technologies Limited | London | United Kingdom | Yes | |
| Ionology | Belfast | Northern Ireland | United Kingdom | Yes |
| Iotic Labs Limited | London | United Kingdom | Yes | |
| Iovation, Inc | Portland | United States | Yes | |
| IPLATO HEALTHCARE LIMITED | London | United Kingdom | Yes | |
| IP-PERFORMANCE LTD | South West | United Kingdom | Yes | |
| Iprescribe Exercise LLP | East Of England | United Kingdom | Yes | |
| I-Procure Technology Limited | South East | United Kingdom | Yes | |
| Iproov Limited | London | United Kingdom | Yes | |
| Ipsoft Eu Holding BV | Amsterdam | Netherlands | Yes | |
| IQVIA TECHNOLOGY SERVICES LTD. | South East | United Kingdom | Yes | |
| I-Resource Ltd | London | United Kingdom | Yes | |
| Iridize | Tel Aviv | Israel | Yes | |
| IRIS INTELLIGENCE LIMITED | South West | United Kingdom | Yes | |
| Iron Cat Limited | West Midlands | United Kingdom | Yes | |
| IRON MOUNTAIN (UK) PLC | London | London | United Kingdom | No |
| ISAAC INTELLIGENCE LIMITED | London | United Kingdom | Yes | |
| Isams Limited | South East | United Kingdom | Yes | |
| Isay Consulting Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| ISB Global Limited | London | United Kingdom | Yes | |
| ISDM SOLUTIONS LIMITED | Northern Ireland | Northern Ireland | Yes | |
| ISI Software Europe Ltd | London | United Kingdom | Yes | |
| ISL Online Ltd. | South West | United Kingdom | Yes | |
| Islp Solutions Ltd | South East | United Kingdom | Yes | |
| Isotoma Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| ISYSTEMS INTEGRATION LTD | London | United Kingdom | Yes | |
| IT Buzz Ltd | North West | United Kingdom | Yes | |
| ITEC CONNECT LTD | South West | United Kingdom | Yes | |
| Itelligence Business Solutions (UK) Limited | London | London | United Kingdom | No |
| Itelligent-I Limited | West Midlands | United Kingdom | Yes | |
| IT Farm Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| IT Governance Limited | East Of England | United Kingdom | Yes | |
| ITG Technologies Limited | North West | United Kingdom | Yes | |
| I.T.Lab Limited | North West | United Kingdom | No | |
| ITM COMMUNICATIONS LIMITED | South East | United Kingdom | Yes | |
| IT Moves London Ltd | South East | United Kingdom | No | |
| IT WORKS HEALTH LIMITED | North West | United Kingdom | Yes | |
| Ivanti UK Limited | London | United Kingdom | No | |
| Ivstitia Limited | South West | United Kingdom | Yes | |
| iWantGreatCare | Chipping Norton | South East | United Kingdom | No |
| Ixis IT Limited | North West | United Kingdom | Yes | |
| Ixydo Ltd | London | United Kingdom | Yes | |
| Jabsnett Data Solutions Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| JACOBS U.K. LIMITED | London | London | United Kingdom | No |
| JADU CREATIVE LIMITED | East Midlands | United Kingdom | Yes | |
| Jadu Limited | East Midlands | United Kingdom | Yes | |
| Jaggaer, Inc | No | |||
| Jagger Systems Ltd | East Of England | United Kingdom | Yes | |
| Janrain, Inc | Portland | United States | Yes | |
| JAW Consulting UK Ltd | South West | United Kingdom | Yes | |
| JBi Digital | London | London | United Kingdom | Yes |
| J C APPLICATIONS DEVELOPMENT LIMITED | South East | United Kingdom | Yes | |
| Jcmp Limited | South West | United Kingdom | Yes | |
| JCP CONSULTANCY LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| JDI SOLUTIONS LTD | South East | United Kingdom | Yes | |
| Jetstack Ltd | London | United Kingdom | Yes | |
| Jigsaw Systems Limited | Nottingham | East Midlands | United Kingdom | No |
| Jisc Services Limited | Bristol | South West | United Kingdom | No |
| JLG Trading Limited | South West | United Kingdom | Yes | |
| JML Software Solutions Limited | Shenley Wood | South East | United Kingdom | Yes |
| J M W Systems Limited | West Midlands | United Kingdom | Yes | |
| JOB BOARDS MEDIA LTD | London | United Kingdom | Yes | |
| Joblogic Limited | West Midlands | United Kingdom | Yes | |
| JOBSPEC LIMITED | London | United Kingdom | Yes | |
| JOBTRAIN LIMITED | Altrincham | North West | United Kingdom | Yes |
| JOSKOS SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| JRNI LIMITED | South East | United Kingdom | Yes | |
| Jtol Ltd | West Midlands | United Kingdom | Yes | |
| Juicy Media Limited | North West | United Kingdom | Yes | |
| Juliand Digital Ltd | North West | United Kingdom | Yes | |
| JUMAR SOLUTIONS LIMITED | West Midlands | United Kingdom | Yes | |
| Jumpsec Limited | London | United Kingdom | Yes | |
| Jupiter Consulting Services Limited | London | United Kingdom | Yes | |
| Juriba Limited | London | United Kingdom | Yes | |
| Just After Midnight Ltd | South East | United Kingdom | Yes | |
| Just Contract Management Limited | Canterbury | South East | United Kingdom | Yes |
| Juxt Ltd. | South East | United Kingdom | Yes | |
| JW Tailored Solutions Ltd | West Midlands | United Kingdom | Yes | |
| Jzero Solutions Limited | South East | United Kingdom | Yes | |
| K2 Advisory Limited | West Midlands | United Kingdom | Yes | |
| KA2 Limited | South East | United Kingdom | Yes | |
| Kaarbon Technology Ltd | South West | United Kingdom | Yes | |
| Kaasv Consulting Limited | South East | United Kingdom | Yes | |
| Kainos Evolve Limited | Northern Ireland | Northern Ireland | No | |
| Kainos Software Limited | Northern Ireland | Northern Ireland | No | |
| Kainos Worksmart Limited | Northern Ireland | Northern Ireland | No | |
| Kaizen Associates Limited | London | United Kingdom | Yes | |
| Kaldor Limited | London | United Kingdom | Yes | |
| KALEIDOSCOPE CONSULTANTS LIMITED | East Midlands | United Kingdom | Yes | |
| Kallidus Limited | London | United Kingdom | Yes | |
| Kamino-It Limited | South East | United Kingdom | Yes | |
| Kanbanchi Ltd | South East | United Kingdom | Yes | |
| Kanto Elect Limited | London | United Kingdom | Yes | |
| Kanto Systems Ltd | London | United Kingdom | Yes | |
| Karma Computing Limited | East Midlands | United Kingdom | Yes | |
| Kcom Group Public Limited Company | Yorkshire And The Humber | United Kingdom | No | |
| Keeper Technology Solutions Limited | Republic Of Ireland | Yes | ||
| KEEP IT SIMPLE LIMITED | London | United Kingdom | Yes | |
| Keepnet Labs Ltd | London | United Kingdom | Yes | |
| Kefron (UK) Limited | London | United Kingdom | Yes | |
| Kent County Council | Maidstone | South East | United Kingdom | No |
| Kenwayhall Ltd | South West | United Kingdom | Yes | |
| KERV EXPERIENCE LIMITED | London | United Kingdom | Yes | |
| KETO SOFTWARE LTD | London | United Kingdom | Yes | |
| KEYSTREAM GROUP LIMITED | London | London | United Kingdom | Yes |
| Keytree Limited | London | United Kingdom | No | |
| Kharon-It Limited | South West | United Kingdom | Yes | |
| Khipu Networks Limited | South East | United Kingdom | Yes | |
| Kimcell Limited | South West | United Kingdom | Yes | |
| KIM Software Solutions Limited | London | United Kingdom | Yes | |
| KIN AND CARTA PARTNERSHIPS LIMITED | London | United Kingdom | Yes | |
| KinChip Systems Pty Ltd | Yes | |||
| Kinegistic Limited | South East | United Kingdom | Yes | |
| Kinetic Solutions Limited | South East | United Kingdom | Yes | |
| Kingsfield Computer Products Limited | North West | United Kingdom | Yes | |
| Kinseed Limited | London | United Kingdom | Yes | |
| Kirona Solutions Limited | West Midlands | United Kingdom | Yes | |
| KIWI IT SOLUTIONS LIMITED | West Midlands | United Kingdom | Yes | |
| KJR SOFTWARE SERVICES LIMITED | South East | United Kingdom | Yes | |
| Knovos Limited | London | United Kingdom | Yes | |
| KNOWLEDGEBRIEF LIMITED | London | United Kingdom | Yes | |
| KNOWLEDGE SPHERE LTD | South East | United Kingdom | Yes | |
| KNOX CYBER SECURITY LIMITED | West Midlands | United Kingdom | Yes | |
| KOCHO GROUP LIMITED | London | United Kingdom | Yes | |
| KOIOS TECHNOLOGY LIMITED | North East | United Kingdom | Yes | |
| Konica Minolta Business Solutions (UK) Limited | East Of England | United Kingdom | No | |
| Konsolute Ltd | London | United Kingdom | Yes | |
| Kounteq Limited | East Midlands | United Kingdom | Yes | |
| KPMG LLP | London | London | United Kingdom | No |
| Krescendo Ltd. | London | United Kingdom | Yes | |
| Kryptowire LLC | No | |||
| Ktsl Limited | South West | United Kingdom | Yes | |
| Kubix.Io Ltd | London | United Kingdom | Yes | |
| Kudu Consultancy Ltd | South East | United Kingdom | Yes | |
| Kumoco Limited | London | United Kingdom | Yes | |
| Kuorum Social Ltd | North West | United Kingdom | Yes | |
| L2P Enterprise Limited | London | United Kingdom | Yes | |
| L2s2 Limited | East Of England | United Kingdom | Yes | |
| L3C Limited | London | United Kingdom | Yes | |
| L-3 Communications ASA Limited | London | United Kingdom | Yes | |
| Lab287 Limited | South East | United Kingdom | Yes | |
| Labour Xchange Ltd | East Of England | United Kingdom | Yes | |
| Labscape Ltd | London | United Kingdom | Yes | |
| Laganview Associates Limited | Northern Ireland | Northern Ireland | Yes | |
| LAGOM STRATEGY LTD | East Midlands | United Kingdom | Yes | |
| Laing Solutions Limited | London | United Kingdom | Yes | |
| L.A. INTERNATIONAL COMPUTER CONSULTANTS LIMITED | Stoke On Trent | West Midlands | United Kingdom | No |
| Land Assembly Services Limited | West Midlands | United Kingdom | Yes | |
| LANDMARK INFORMATION GROUP LIMITED | Exeter | South West | United Kingdom | No |
| Landseer Partners Limited | London | United Kingdom | Yes | |
| LANTUM LTD | London | United Kingdom | Yes | |
| Larmer Brown Limited | South East | United Kingdom | Yes | |
| Latch.Chat Ltd | South East | United Kingdom | Yes | |
| Lateral Technology Limited | South West | United Kingdom | Yes | |
| LATRA LIMITED | London | United Kingdom | Yes | |
| LaunchCloud LLC | Lewes | United States | No | |
| Launch International Limited | South East | United Kingdom | Yes | |
| Launchpad Recruits Ltd | London | United Kingdom | Yes | |
| Launchworks Ltd | London | United Kingdom | No | |
| Layer 7 Limited | North East | United Kingdom | Yes | |
| LAYERV LTD | South East | United Kingdom | Yes | |
| LCT SOFTWARE LIMITED | North West | United Kingdom | Yes | |
| LEADING RESOLUTIONS LIMITED | South West | United Kingdom | Yes | |
| Leadroit Limited | West Midlands | United Kingdom | Yes | |
| Leankit International Ltd. | London | United Kingdom | Yes | |
| Leap Beyond Analytics Ltd | London | United Kingdom | No | |
| Learnerbly | London | London | United Kingdom | Yes |
| Learning Nexus Limited | London | United Kingdom | Yes | |
| LEARNING POOL LIMITED | Northern Ireland | Northern Ireland | No | |
| Learning Possibilities Limited | East Of England | United Kingdom | Yes | |
| LEARNING TECHNOLOGIES GROUP (UK) LIMITED | South East | United Kingdom | Yes | |
| LEARNPRO EFIRESERVICE LIMITED | South East | United Kingdom | Yes | |
| LEARNPRO LIMITED | Scotland | Scotland | Yes | |
| LearnX | London | London | United Kingdom | Yes |
| LEC Consultancy DMCC | Dubai | United Arab Emirates | No | |
| Leesman Limited | London | United Kingdom | Yes | |
| Left To Right Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Legalesign Limited | Scotland | Scotland | Yes | |
| Legis Solutions Limited | South East | United Kingdom | Yes | |
| Leicestershire Health Informatics Service (LHIS) | Leicester | East Midlands | United Kingdom | No |
| LEIDOS INNOVATIONS UK LTD | Scotland | Scotland | No | |
| LEISURE MANAGEMENT TECHNOLOGY LIMITED | South East | United Kingdom | Yes | |
| LEMONGRASS CONSULTING LIMITED | South East | United Kingdom | No | |
| Lendlease Retail LP | London | United Kingdom | No | |
| LEONARDO UK LTD | London | London | United Kingdom | No |
| LEVEL 5 GROUP LTD | South East | United Kingdom | Yes | |
| Level Global Ltd | London | United Kingdom | Yes | |
| LEVETT CONSULTANCY LIMITED | East Of England | United Kingdom | Yes | |
| Levick Stanley Ltd. | London | United Kingdom | Yes | |
| LEX Data Consulting Ltd | London | United Kingdom | Yes | |
| Lexis Nexis | London | London | United Kingdom | No |
| LGJV ENTERPRISES LIMITED | North West | United Kingdom | Yes | |
| LHQ Software Limited | London | United Kingdom | Yes | |
| LIAISON FINANCIAL SERVICES LIMITED | West Midlands | United Kingdom | No | |
| LIBERATA UK LIMITED | London | United Kingdom | No | |
| Liberty Marketing Ltd | Wales | Wales | Yes | |
| Licence Check Limited | South East | United Kingdom | Yes | |
| LIGHTFOOT SOLUTIONS UK LIMITED | South East | United Kingdom | Yes | |
| LIMA NETWORKS LTD | North West | United Kingdom | Yes | |
| Linea Group Limited | North West | United Kingdom | Yes | |
| LINK MAKER SYSTEMS LIMITED | London | United Kingdom | Yes | |
| Lintol Ltd | Northern Ireland | Northern Ireland | Yes | |
| Liquid Personnel Limited | London | United Kingdom | No | |
| LITMUS WORKFORCE SOLUTIONS LIMITED | East Of England | United Kingdom | Yes | |
| Little Fish (UK) Limited | East Midlands | United Kingdom | No | |
| Little Forest Ltd | London | United Kingdom | Yes | |
| Livewyer Limited | London | United Kingdom | Yes | |
| LIVINGSTONE TECHNOLOGIES LIMITED | London | United Kingdom | Yes | |
| LIVING WITH LTD | London | United Kingdom | Yes | |
| Livtech Solutions Limited | South East | United Kingdom | Yes | |
| Llibertat Ltd | South East | United Kingdom | Yes | |
| Lloyds IP Limited | London | United Kingdom | Yes | |
| LMS Recruitment Systems Limited | London | United Kingdom | Yes | |
| LOADBALANCER.ORG LIMITED | South East | United Kingdom | Yes | |
| Loadspring Solutions Ltd | London | United Kingdom | Yes | |
| LOCAL DIGITAL SERVICES PLATFORM C.I.C. | London | United Kingdom | Yes | |
| LOCATA (HOUSING SERVICES) LIMITED | London | United Kingdom | Yes | |
| Lockcode Limited | East Of England | United Kingdom | Yes | |
| Locums Nest Ltd | London | United Kingdom | Yes | |
| Locumtap Ltd | London | United Kingdom | Yes | |
| Logical Glue Limited | London | United Kingdom | Yes | |
| Logically Secure Ltd | Wales | Wales | Yes | |
| LOGICDIALOG LTD | Wales | Wales | Yes | |
| Logicearth Learning Services Ltd | Northern Ireland | Northern Ireland | Yes | |
| LOGIQ CONSULTING LTD | South West | United Kingdom | Yes | |
| Logit.Io Ltd | North West | United Kingdom | Yes | |
| Longhorn Consulting Limited | London | United Kingdom | Yes | |
| Looking Local Limited | South East | United Kingdom | Yes | |
| Loopup Limited | London | United Kingdom | Yes | |
| Lucernex, Inc | Austin | United States | No | |
| Lucid Support Services Limited | South East | United Kingdom | Yes | |
| LUMEN TECHNOLOGIES UK LIMITED | London | United Kingdom | No | |
| LUMESSE LIMITED | London | United Kingdom | Yes | |
| Luminis U.K. Ltd | Scotland | Scotland | Yes | |
| LUMIRADX CARE SOLUTIONS UK LTD. | South West | United Kingdom | Yes | |
| Lutodata Consultancy Ltd | East Of England | United Kingdom | Yes | |
| M4 DIGITAL GROUP LTD | Wales | Wales | Yes | |
| M4 Systems Limited | Wales | Wales | Yes | |
| MACLEOD ASSOCIATES (UK) LIMITED | South East | United Kingdom | Yes | |
| MACRANET LIMITED | Wales | Wales | Yes | |
| Macs EU Limited | London | United Kingdom | Yes | |
| MADE OPEN COMMUNICATIONS LTD | South West | United Kingdom | Yes | |
| MADE PURPLE LTD | East Of England | United Kingdom | Yes | |
| MADE TECH LIMITED | London | United Kingdom | Yes | |
| MAGENTUS EHR SOLUTIONS LTD | East Midlands | United Kingdom | Yes | |
| MAGENTUS MATERNITY SOFTWARE LTD | East Midlands | United Kingdom | Yes | |
| Magia CX UK Ltd | London | United Kingdom | Yes | |
| Magic Hat Solutions Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| MAGIC MILESTONES LIMITED | West Midlands | United Kingdom | Yes | |
| Maidenhead Bridge Limited | South East | United Kingdom | Yes | |
| MAIN LINE (INSTRUMENTS) LIMITED | West Midlands | United Kingdom | Yes | |
| Maintel Europe Limited | London | United Kingdom | No | |
| Makers Academy Limited | London | United Kingdom | Yes | |
| Malikshaw Limited | East Of England | United Kingdom | Yes | |
| MALINKO HEALTH & CARE TECHNOLOGIES LIMITED | London | United Kingdom | Yes | |
| Mallon Technology (Northern Ireland) Limited | Northern Ireland | Northern Ireland | Yes | |
| Mamut Software Limited | London | United Kingdom | Yes | |
| MANAGED247 LTD | South East | United Kingdom | Yes | |
| ManageEngine | Pleasanton | United States | Yes | |
| MANAGEMENT INFORMATION CENTRE LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Manageplaces Limited | South East | United Kingdom | Yes | |
| Mando Group Limited | North West | United Kingdom | Yes | |
| Mangrove Data Limited | South West | United Kingdom | Yes | |
| Mantiq Ltd | London | United Kingdom | Yes | |
| Mareeba Limited | West Midlands | United Kingdom | Yes | |
| Mark43, Inc | New York | United States | No | |
| Market Dojo Ltd | South West | United Kingdom | Yes | |
| MARKLOGIC (UK) LIMITED | Reading | South East | United Kingdom | Yes |
| Mars Spiders Limited | London | United Kingdom | Yes | |
| Marval Software Limited | East Midlands | United Kingdom | Yes | |
| Marvell Consulting Limited | East Of England | United Kingdom | Yes | |
| MARXTAR LTD | South East | United Kingdom | Yes | |
| MASON ADVISORY LIMITED | London | United Kingdom | Yes | |
| MASON & COOK LTD | London | United Kingdom | Yes | |
| Mass Consultants Limited | East Of England | United Kingdom | No | |
| MASTEK SYSTEMS COMPANY LTD | Harrow | London | United Kingdom | No |
| MASTEK (UK) LTD. | South East | United Kingdom | No | |
| Mastodon C Ltd | London | United Kingdom | Yes | |
| Matrix Insight Limited | London | United Kingdom | Yes | |
| Matrix SCM Limited | South East | United Kingdom | Yes | |
| Max20 Limited | North West | United Kingdom | Yes | |
| Mayden House Limited | South West | United Kingdom | Yes | |
| MAYTECH COMMUNICATIONS LTD | South East | United Kingdom | Yes | |
| Maywoods Ltd | North West | United Kingdom | Yes | |
| Maze Education Limited | East Of England | United Kingdom | Yes | |
| Mazepoint Ltd. | London | United Kingdom | Yes | |
| MCB Software Services Limited | East Of England | United Kingdom | Yes | |
| Mccannit Limited | Northern Ireland | Northern Ireland | Yes | |
| McKinsey and Company, Inc. United Kingdom | Wilmington | United States | No | |
| Mcsa Group Limited | London | United Kingdom | No | |
| MDB Service Consulting Limited | East Midlands | United Kingdom | Yes | |
| MD Commercial Solutions Ltd | East Midlands | United Kingdom | Yes | |
| Mdsec Consulting Ltd | North West | United Kingdom | Yes | |
| MDS Technologies Limited | South West | United Kingdom | Yes | |
| Medacs Healthcare PLC | East Of England | United Kingdom | No | |
| Medayo Limited | London | United Kingdom | Yes | |
| MED Etrax Ltd | North West | United Kingdom | Yes | |
| Mediaburst Limited | London | United Kingdom | Yes | |
| Mediacorp Online Limited | Scotland | Scotland | Yes | |
| MEDIALOGIX LIMITED | West Midlands | United Kingdom | Yes | |
| Media Marketing Research International Limited | South East | United Kingdom | Yes | |
| Media Measurement Limited | East Of England | United Kingdom | Yes | |
| Mediasphere Group Ltd | West Midlands | United Kingdom | Yes | |
| Mediaworks UK Limited | North East | United Kingdom | Yes | |
| MEDICAL AUDITS LIMITED | West Midlands | United Kingdom | Yes | |
| MEDICAL BANKS LIMITED | Republic Of Ireland | Yes | ||
| MEDICAL DATA SOLUTIONS AND SERVICES LTD | Manchester | North West | United Kingdom | Yes |
| Medic Creations Limited | Wales | Wales | Yes | |
| Medicor Software Limited | North East | United Kingdom | Yes | |
| MEDIUS SOFTWARE LIMITED | North West | United Kingdom | Yes | |
| MEDLEY BUSINESS SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| Medopad Ltd | London | London | United Kingdom | No |
| MEDUSA MEDICAL TECHNOLOGIES (UK) LIMITED | Wales | Wales | Yes | |
| MEDXNOTE LIMITED | Republic Of Ireland | Yes | ||
| Meetingsphere Ltd | West Midlands | United Kingdom | No | |
| MEETINGZONE LIMITED | London | United Kingdom | Yes | |
| Meetrep Ltd | London | United Kingdom | Yes | |
| Mega International Limited | West Midlands | United Kingdom | Yes | |
| Megalist Limited | London | United Kingdom | Yes | |
| MEGANEXUS LTD | London | United Kingdom | Yes | |
| MeisterLabs GmbH | Vaterstetten | Germany | No | |
| Mekon Ltd. | Sutton | London | United Kingdom | Yes |
| ME Learning Limited | South East | United Kingdom | Yes | |
| Melissa Data Ltd. | London | United Kingdom | Yes | |
| Melius Group Limited | North East | United Kingdom | Yes | |
| Memset Ltd | London | United Kingdom | Yes | |
| Mendix Technology Limited | South East | United Kingdom | Yes | |
| Mentor Group Limited | South East | United Kingdom | Yes | |
| Mentz GmbH | Munich | Germany | No | |
| Mercator IT Solutions Limited | South East | United Kingdom | Yes | |
| MERCATO SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| MERCURIA ENERGY EUROPE TRADING LIMITED | London | United Kingdom | Yes | |
| Meridian IT Limited | West Midlands | United Kingdom | Yes | |
| Meritec Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| MERKLE UK THREE LIMITED | London | United Kingdom | No | |
| Merlin Guides, Inc | New York | United States | No | |
| Meronimi Ltd | London | United Kingdom | Yes | |
| Messly Limited | London | United Kingdom | Yes | |
| Meta Cannect Limited | South East | United Kingdom | Yes | |
| METACOMPLIANCE LIMITED | Northern Ireland | Northern Ireland | Yes | |
| METADATA CONSULTING LIMITED | South West | United Kingdom | Yes | |
| Metastreet Ltd | London | United Kingdom | Yes | |
| Metataxis Limited | South East | United Kingdom | Yes | |
| Meteomatics AG | Yes | |||
| Meteoric Ltd | South East | United Kingdom | Yes | |
| Method4 Limited | Wales | Wales | Yes | |
| METHODS ANALYTICS LIMITED | London | United Kingdom | No | |
| Methods Business And Digital Technology Limited | London | United Kingdom | No | |
| Metis Consultants Limited | London | United Kingdom | Yes | |
| METREA MISSION DATA LIMITED | West Midlands | United Kingdom | Yes | |
| METRICFIRE LIMITED | Republic Of Ireland | Yes | ||
| Metricstream UK Limited | South West | United Kingdom | Yes | |
| Metrix Consulting | Yes | |||
| MF Telecom Services Limited | South East | United Kingdom | Yes | |
| M G CARE EXECUTIVE LIMITED | South West | United Kingdom | Yes | |
| mHabitat | Stockport | North West | United Kingdom | Yes |
| M-Hance Group Limited | North West | United Kingdom | Yes | |
| MICAD SYSTEMS (U.K.) LIMITED | North West | United Kingdom | Yes | |
| MICHAEL CARDER LTD | London | United Kingdom | Yes | |
| Mico Consultancy Ltd | East Of England | United Kingdom | Yes | |
| MI Concepts Limited | Aylesbury | South East | United Kingdom | No |
| MICRO FOCUS IRELAND LIMITED | Republic Of Ireland | Yes | ||
| MICRO FOCUS LIMITED | South East | United Kingdom | No | |
| MICRO FOCUS SOFTWARE UK LTD | South East | United Kingdom | No | |
| Microland Limited | India | No | ||
| Microports.Net Limited | London | United Kingdom | Yes | |
| Microserve IT Services Ltd | London | United Kingdom | Yes | |
| Microsoft Limited | Reading | South East | United Kingdom | No |
| Microtech Support Limited | Scotland | Scotland | Yes | |
| Midland H R | Nottingham | East Midlands | United Kingdom | No |
| Migration Solutions Holdings Limited | West Midlands | United Kingdom | Yes | |
| Millar & Bryce Limited | Scotland | Scotland | Yes | |
| Miller Technology Limited | London | London | United Kingdom | Yes |
| Millgate Limited | Sheffield | Yorkshire And The Humber | United Kingdom | Yes |
| Millstream Associates Limited | Scotland | Scotland | Yes | |
| MindBridge Analytics Inc | Ottawa | Canada | Yes | |
| MINDFUL CONTRACT SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| MIND MOOSE LTD | North West | United Kingdom | Yes | |
| Mind of My Own Ltd. | London | United Kingdom | Yes | |
| MindTree Ltd | Bengaluru | India | No | |
| Minerva Elite Performance Ltd | London | United Kingdom | Yes | |
| Mint Systems Limited | South West | United Kingdom | Yes | |
| Minttulip Limited | South East | United Kingdom | Yes | |
| Missingx UK Limited | London | United Kingdom | Yes | |
| Mitamirri Limited | London | United Kingdom | Yes | |
| Mitie Security Limited | London | London | United Kingdom | No |
| Mitingu Limited | South West | United Kingdom | Yes | |
| Mitra Innovation Limited | London | United Kingdom | Yes | |
| Mixd Limited | Leeds | Yorkshire And The Humber | United Kingdom | Yes |
| MIZAIC LTD | East Of England | United Kingdom | Yes | |
| Mmgrp Limited t/a Mobile Marketing Group (MMG) | London | United Kingdom | Yes | |
| MOBILE EDGE UK LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Mobile GIS Services Limited | North West | United Kingdom | Yes | |
| MOBILISE CLOUD SERVICES LIMITED | Wales | Wales | Yes | |
| Mobisoft Corporation Ltd | South East | United Kingdom | Yes | |
| Mobysoft Limited | North West | United Kingdom | Yes | |
| MODALITY SYSTEMS LIMITED | South West | United Kingdom | Yes | |
| Modern Democracy Limited | Northern Ireland | Northern Ireland | Yes | |
| Modern Mindset Ltd | East Midlands | United Kingdom | Yes | |
| Modis International Limited | London | United Kingdom | No | |
| MOHTECH SOLUTIONS LTD | Yorkshire And The Humber | United Kingdom | Yes | |
| Molnify AB | Yes | |||
| Momentum3 Ltd | London | United Kingdom | Yes | |
| MONARCH RECRUITMENT LIMITED | West Midlands | United Kingdom | Yes | |
| MONGODB LIMITED | Republic Of Ireland | No | ||
| MONITOR INTELLIGENCE SERVICES LTD | South West | United Kingdom | Yes | |
| Monsenso ApS | Copenhagen | Denmark | Yes | |
| MONSTER WORLDWIDE LIMITED | London | London | United Kingdom | Yes |
| Montala Limited | South West | United Kingdom | Yes | |
| MOOD INTERNATIONAL SOFTWARE LTD. | London | United Kingdom | Yes | |
| Moof IT Ltd | London | United Kingdom | Yes | |
| Moonlighting Limited | Wales | Wales | Yes | |
| Moor Consulting Ltd | South West | United Kingdom | Yes | |
| Moore Stephens Insight Limited | Yorkshire And The Humber | United Kingdom | No | |
| MOORHOUSE CONSULTING LIMITED | London | United Kingdom | No | |
| Moortec Solutions Limited | North West | United Kingdom | Yes | |
| Mosaic Island Ltd | South West | United Kingdom | Yes | |
| Mosaic Services Ltd | London | United Kingdom | No | |
| Mosaique Limited | West Midlands | United Kingdom | Yes | |
| MOTOROLA SOLUTIONS UK LIMITED | London | United Kingdom | No | |
| MOTT MACDONALD LIMITED | Croydon | London | United Kingdom | No |
| MPP GLOBAL SOLUTIONS LTD | London | United Kingdom | Yes | |
| MRI SOFTWARE LIMITED | London | United Kingdom | No | |
| MSI GROUP LIMITED | London | United Kingdom | No | |
| MS Modernisation Services UK, Ltd. | West Midlands | United Kingdom | Yes | |
| MSOFT E-SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| MSR Partners LLP | London | United Kingdom | No | |
| M THREE CORPORATE CONSULTING LIMITED | South East | United Kingdom | No | |
| MTI TECHNOLOGY LIMITED | Scotland | Scotland | No | |
| MuleSoft, Inc | San Francisco | United States | No | |
| Mvine Limited | South East | United Kingdom | Yes | |
| MWK IT Solutions Limited | South East | United Kingdom | Yes | |
| MWS Technology Ltd | London | London | United Kingdom | Yes |
| Mxtreality UK Ltd | London | United Kingdom | Yes | |
| My1login Limited | London | United Kingdom | Yes | |
| Mydex Data Services Community Interest Company | Edinburgh | Scotland | United Kingdom | Yes |
| MyDirectives | London | London | United Kingdom | Yes |
| Mykhub.Net Limited | South East | United Kingdom | Yes | |
| Mylife Digital Limited | South West | United Kingdom | Yes | |
| MY LOCAL PITCH LTD | London | United Kingdom | Yes | |
| Mymed Ltd | London | United Kingdom | Yes | |
| My Mhealth Limited | London | United Kingdom | Yes | |
| Myplayservice Limited | South East | United Kingdom | Yes | |
| Myproteus Limited | East Of England | United Kingdom | Yes | |
| Mysense Ltd | London | United Kingdom | Yes | |
| Mystery Applicant Limited | South West | United Kingdom | Yes | |
| MY SUPPORT BROKER C.I.C. | South East | United Kingdom | Yes | |
| MYWAY DIGITAL HEALTH LIMITED | Scotland | Scotland | Yes | |
| NAIMURI LIMITED | South East | United Kingdom | Yes | |
| Nameless Media Group Ltd | South West | United Kingdom | Yes | |
| NAMOS SOLUTIONS LTD | London | United Kingdom | Yes | |
| Nano IT Solutions Limited | South East | United Kingdom | Yes | |
| Naomi Clews Consultancy Limited | West Midlands | United Kingdom | Yes | |
| Naqoda Ltd | North West | United Kingdom | Yes | |
| Nashtech Limited | London | United Kingdom | Yes | |
| Nautilus Consulting Limited | London | United Kingdom | Yes | |
| Nautoguide Limited | South West | United Kingdom | Yes | |
| NAVISITE EUROPE LIMITED | South West | United Kingdom | Yes | |
| NB Consulting (UK) Limited | South East | United Kingdom | Yes | |
| NCC Services Limited | North West | United Kingdom | No | |
| Neanex | Yes | |||
| Neatlines Ltd | South West | United Kingdom | Yes | |
| NEC SOFTWARE SOLUTIONS UK LIMITED | East Of England | United Kingdom | No | |
| NEC (UK) LTD. | London | United Kingdom | Yes | |
| Neil Stevens Consulting Ltd. | South West | United Kingdom | Yes | |
| NEOCOL UK LTD | South East | United Kingdom | Yes | |
| Neon Creative Technology Limited | London | United Kingdom | Yes | |
| NEOTAS LIMITED | London | United Kingdom | Yes | |
| Nero Blanco IT Limited | East Of England | United Kingdom | Yes | |
| Netbuilder Digital Ltd | South East | United Kingdom | Yes | |
| NETCALL SYSTEMS LIMITED | East Of England | United Kingdom | Yes | |
| NETCALL TECHNOLOGY LIMITED | East Of England | United Kingdom | Yes | |
| Netcel Limited | East Of England | United Kingdom | Yes | |
| NETCOMPANY UK LIMITED | London | United Kingdom | No | |
| NETCONNECTION SYSTEMS LIMITED | London | United Kingdom | Yes | |
| NET CONSULTING LTD | Wales | Wales | Yes | |
| Netcraft Ltd | South West | United Kingdom | Yes | |
| Netdimensions (UK) Limited | South East | United Kingdom | Yes | |
| Netmaster Solutions Limited | London | United Kingdom | Yes | |
| Netmonkeys SW Ltd | North West | United Kingdom | Yes | |
| Netpremacy Limited | Yorkshire And The Humber | United Kingdom | No | |
| Net-Progress Limited | London | United Kingdom | Yes | |
| NETSCAN LIMITED | London | United Kingdom | Yes | |
| NET SERVICE INFORMATION TECHNOLOGY LTD | London | United Kingdom | Yes | |
| Netsparker Limited | London | United Kingdom | Yes | |
| Netsweeper Limited | South East | United Kingdom | Yes | |
| Nettitude Ltd | West Midlands | United Kingdom | Yes | |
| Network 2 Supplies Limited | East Of England | United Kingdom | Yes | |
| Network Futures Limited | South East | United Kingdom | Yes | |
| NETWORKING PEOPLE (UK) LIMITED | London | United Kingdom | Yes | |
| Neueda Limited | Northern Ireland | Northern Ireland | Yes | |
| NEUVEN SOLUTIONS LIMITED | North West | United Kingdom | No | |
| NEW ERA EDUCATION LTD | South East | United Kingdom | Yes | |
| NEWHAM PARTNERSHIP WORKING LIMITED | London | United Kingdom | Yes | |
| NEW MEDIA WAREHOUSE LTD | Northern Ireland | Northern Ireland | Yes | |
| New Power Host Limited | London | United Kingdom | Yes | |
| New Signature UK Limited | London | United Kingdom | Yes | |
| New State Corporation Limited | London | United Kingdom | Yes | |
| New Tech Security Limited | South East | United Kingdom | Yes | |
| New Verve Consulting Ltd. | Scotland | Scotland | Yes | |
| Nexmo Inc | Wilmington | United States | Yes | |
| Nexor Limited | East Midlands | United Kingdom | Yes | |
| Next Connex Ltd. | South East | United Kingdom | Yes | |
| NEXTHINK LIMITED | London | United Kingdom | Yes | |
| Nexus Entertainment Services Limited | Wales | Wales | Yes | |
| Nexus IP Limited | London | United Kingdom | Yes | |
| Nexus Open Systems Limited | South West | United Kingdom | Yes | |
| Nfocus Ltd | West Midlands | United Kingdom | Yes | |
| NFS Meetings Technology Limited | East Of England | United Kingdom | Yes | |
| NHS North and East London CSU | London | London | United Kingdom | No |
| NHS North of England CSU | Hartlepool | North East | United Kingdom | No |
| NHS Professionals | Watford | East Of England | United Kingdom | No |
| Nice Systems UK Limited | South East | United Kingdom | No | |
| Nigel Frank International Limited | North East | United Kingdom | No | |
| Nigsun Limited | East Of England | United Kingdom | Yes | |
| Nimbe Limited | South East | United Kingdom | Yes | |
| Nimbox Ltd. | Yorkshire And The Humber | United Kingdom | Yes | |
| NIMBUS DIGITAL & TECHNOLOGY INNOVATIONS LTD | West Midlands | United Kingdom | Yes | |
| Nine23 Ltd | South East | United Kingdom | Yes | |
| Ninth Wave Limited | London | United Kingdom | Yes | |
| Nixinfinity - AI Ltd | East Midlands | United Kingdom | Yes | |
| NJW Limited | South East | United Kingdom | Yes | |
| NO.22 SOLUTIONS LTD | London | United Kingdom | Yes | |
| Nobu Limited | East Midlands | United Kingdom | Yes | |
| Noc365 Ltd | North West | United Kingdom | Yes | |
| Noggin IT | Dublin | Ireland | No | |
| Nokia UK Limited | South West | United Kingdom | No | |
| Nomensa Ltd | South West | United Kingdom | Yes | |
| NOMINET UK | South East | United Kingdom | No | |
| NORTH HIGHLAND UK LIMITED | London | United Kingdom | No | |
| NORTHROP GRUMMAN UK LIMITED | London | United Kingdom | No | |
| NORTHROW LIMITED | London | United Kingdom | Yes | |
| Northtek Commerce Ltd | London | United Kingdom | Yes | |
| Northtronics Ltd | London | United Kingdom | Yes | |
| Norty Limited | East Of England | United Kingdom | No | |
| Notlost Limited | South East | United Kingdom | Yes | |
| Notrap.Solutions Limited | West Midlands | United Kingdom | Yes | |
| Nottx Ltd | London | United Kingdom | Yes | |
| Nova Aerospace Ltd | South West | United Kingdom | Yes | |
| Novabase | Lisbon | Portugal | Yes | |
| Novatech Limited | South East | United Kingdom | Yes | |
| Novate Staffing Limited | West Midlands | United Kingdom | Yes | |
| Novi.Digital Ltd | North West | United Kingdom | Yes | |
| Novo Systems Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Novoville Limited | London | United Kingdom | Yes | |
| NOVUMIP LTD | London | United Kingdom | Yes | |
| Nowcomm Ltd | East Midlands | United Kingdom | Yes | |
| NOW IT Ltd | Scotland | Scotland | Yes | |
| NQC Limited | North West | United Kingdom | Yes | |
| Nquiringminds Limited | South East | United Kingdom | Yes | |
| Ns123 Limited | West Midlands | United Kingdom | Yes | |
| NSC Legacydata Solutions Ltd | North West | United Kingdom | Yes | |
| NSL Services Group Limited | South East | United Kingdom | No | |
| NSSLGLOBAL LIMITED | South East | United Kingdom | No | |
| N T A Monitor Limited | East Of England | United Kingdom | Yes | |
| NTH Dimension Ltd | South East | United Kingdom | Yes | |
| NTT CLOUD COMMUNICATIONS UK LTD. | London | United Kingdom | Yes | |
| NTT DATA UK LIMITED | London | United Kingdom | No | |
| Nuance Communications Ireland Limited | Republic Of Ireland | No | ||
| Nuaware Ltd | London | United Kingdom | Yes | |
| Nucleus IT Limited | North West | United Kingdom | Yes | |
| NUDGE DIGITAL LIMITED | London | United Kingdom | Yes | |
| Nudjed Ltd | Wales | Wales | Yes | |
| Numbergroup Network Limited | London | United Kingdom | Yes | |
| NUMIKO LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Nurved Ltd | South West | United Kingdom | Yes | |
| NVT Group Limited | Scotland | Scotland | Yes | |
| Oakford Internet Services Limited | South West | United Kingdom | Yes | |
| Obergine Limited | South East | United Kingdom | Yes | |
| Obillex Limited | South East | United Kingdom | Yes | |
| Objective Corporation UK Limited | South East | United Kingdom | Yes | |
| Objectivity Limited | West Midlands | United Kingdom | No | |
| Ocasta Studios Limited | East Of England | United Kingdom | Yes | |
| OCB Media Limited | East Midlands | United Kingdom | Yes | |
| OCF IT Security Consultancy Ltd | London | United Kingdom | Yes | |
| OCF PLC | Yorkshire And The Humber | United Kingdom | Yes | |
| Oclc (UK) Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| OD Consultancy Limited | South East | United Kingdom | Yes | |
| Office For Public Management Limited | South West | United Kingdom | Yes | |
| Officelabs Limited | South West | United Kingdom | Yes | |
| OGEL IT LTD | Stevenage | East Of England | United Kingdom | Yes |
| Ogilvy Public Relations Worldwide Limited | London | United Kingdom | Yes | |
| OGI NETWORKS LIMITED | Wales | Wales | Yes | |
| Old Bolt Partners LLP | London | United Kingdom | Yes | |
| OLEEO LIMITED | London | United Kingdom | Yes | |
| Olenick Global Ltd | Northern Ireland | Northern Ireland | Yes | |
| Olive JAR Digital Ltd | London | United Kingdom | Yes | |
| OLM SYSTEMS LIMITED | London | United Kingdom | Yes | |
| Omniscope Limited | London | United Kingdom | Yes | |
| On Call People, Inc | Yes | |||
| On Direct Business Services Limited | South East | United Kingdom | Yes | |
| ONE BEYOND LIMITED | South East | United Kingdom | Yes | |
| One BIG Field Ltd | South West | United Kingdom | Yes | |
| Onefile Ltd | North West | United Kingdom | Yes | |
| OneLogin, Inc | San Francisco | United States | Yes | |
| One Plus One Marriage & Partnership Research | London | United Kingdom | Yes | |
| ONEPOINT CONSULTING LIMITED | London | United Kingdom | Yes | |
| Oneserve LTD | South West | United Kingdom | Yes | |
| ONGEN LIMITED | Scotland | Scotland | Yes | |
| ONI PLC | East Of England | United Kingdom | Yes | |
| Online Profiling Limited | East Midlands | United Kingdom | Yes | |
| Onlivo Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Onqu Holdings Limited | West Midlands | United Kingdom | Yes | |
| Opal IT Limited | North West | United Kingdom | Yes | |
| Open Answers Limited | London | United Kingdom | Yes | |
| OPEN CREDO LIMITED | London | United Kingdom | Yes | |
| OPEN DATA INSTITUTE | London | United Kingdom | Yes | |
| Opengov Limited | South West | United Kingdom | Yes | |
| Open Medical Ltd | London | United Kingdom | Yes | |
| OPEN TEXT UK LIMITED | South East | United Kingdom | No | |
| Opsgility Limited | Republic Of Ireland | Yes | ||
| OPTICORE IT LTD | London | United Kingdom | Yes | |
| Optimum Contact Limited | South East | United Kingdom | Yes | |
| Optimus IT Infra Ltd. | London | United Kingdom | Yes | |
| Optisource Technology Solutions Limited | North West | United Kingdom | Yes | |
| OPUS 2 INTERNATIONAL LIMITED | London | United Kingdom | No | |
| OPUS BUSINESS SYSTEMS LIMITED | South East | United Kingdom | Yes | |
| ORACLE CORPORATION UK LIMITED | Reading | South East | United Kingdom | No |
| ORBIS PROTECT LIMITED | London | United Kingdom | No | |
| ORCHA HEALTH LTD | North West | United Kingdom | Yes | |
| Orcuma Ltd | North East | United Kingdom | Yes | |
| Ordnance Survey (OS) | Southampton | South East | United Kingdom | No |
| ORGVUE LIMITED | London | United Kingdom | Yes | |
| ORIGIN CONSULTING SERVICES LIMITED | London | United Kingdom | Yes | |
| ORION HEALTH LIMITED | London | United Kingdom | Yes | |
| Oritor Services Ltd | Wales | Wales | Yes | |
| OR Multimedia Limited | North West | United Kingdom | Yes | |
| Orpheus Cyber Limited | London | United Kingdom | Yes | |
| ORTIVUS UK LIMITED | South East | United Kingdom | Yes | |
| Osmii Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Otagem Consulting Limited | Northern Ireland | Northern Ireland | Yes | |
| Otuk Ltd | London | United Kingdom | Yes | |
| Our Mobile Health Limited | London | United Kingdom | Yes | |
| Out By Five Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Outcomes Based Healthcare Ltd | London | United Kingdom | Yes | |
| OUTSOURCE UK LIMITED | South West | United Kingdom | No | |
| OUTSYSTEMS LIMITED | East Of England | United Kingdom | Yes | |
| Outthink Ltd | London | United Kingdom | Yes | |
| OVARRO TS LTD | East Midlands | United Kingdom | Yes | |
| OVE Arup & Partners Limited | London | London | United Kingdom | No |
| Oxehealth Limited | South East | United Kingdom | Yes | |
| Oxford Applied Training Ltd | South East | United Kingdom | Yes | |
| OXFORD COMPUTER CONSULTANTS LIMITED | South East | United Kingdom | Yes | |
| OXFORD CONSULTANTS FOR SOCIAL INCLUSION LIMITED | South East | United Kingdom | Yes | |
| Oxinet Limited | South West | United Kingdom | Yes | |
| OYSTER INFORMATION MANAGEMENT SOLUTIONS LIMITED | South East | United Kingdom | Yes | |
| P2cg Limited | London | United Kingdom | Yes | |
| P4C ASSOCIATES LTD | South West | United Kingdom | Yes | |
| PA Consulting Services Limited | London | London | United Kingdom | No |
| PALANTIR TECHNOLOGIES UK, LTD. | London | United Kingdom | No | |
| Palisadesecure Ltd | East Of England | United Kingdom | Yes | |
| PANACEA APPLICATIONS LIMITED | East Of England | United Kingdom | Yes | |
| Pancentric Limited | London | United Kingdom | Yes | |
| Panlogic Limited | London | United Kingdom | Yes | |
| Paper Design Studio Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Parallax Agency Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Parallel Interactive Media Leeds | Leeds | Yorkshire And The Humber | United Kingdom | No |
| Parico Limited | South East | United Kingdom | No | |
| Parilitas Limited | South East | United Kingdom | Yes | |
| PARITY CONSULTANCY SERVICES LIMITED | London | United Kingdom | Yes | |
| Parity Professionals Limited | London | United Kingdom | No | |
| PARK PLACE TECHNOLOGIES LIMITED | London | United Kingdom | No | |
| PARSEC IT LIMITED | East Of England | United Kingdom | Yes | |
| Pathfinder Project Management Ltd | London | United Kingdom | Yes | |
| Pathway Analytics Ltd | Scotland | Scotland | Yes | |
| PATIENTS KNOW BEST LIMITED | East Of England | United Kingdom | Yes | |
| Patientsource Limited | East Of England | United Kingdom | Yes | |
| Patronbase (UK) Partners Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| PAYBYPHONE LIMITED | East Of England | United Kingdom | Yes | |
| Paypal (Europe) Ltd | Yorkshire And The Humber | United Kingdom | No | |
| PAYPOINT PLC | East Of England | United Kingdom | No | |
| Paystream Accounting Services Limited | North West | United Kingdom | Yes | |
| PCI-PAL PLC | East Of England | United Kingdom | Yes | |
| PCMS SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| PCM Technology Solutions UK, Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| PCS Business Systems Limited | East Midlands | United Kingdom | Yes | |
| PcsInfinity | Noida | India | Yes | |
| PDMS Ltd | Douglas | No | ||
| Peacock Engineering Limited | South East | United Kingdom | Yes | |
| Pea Soup Hosting Limited | South East | United Kingdom | Yes | |
| Pebble Learning Ltd | West Midlands | United Kingdom | Yes | |
| Pegasystems Limited | South East | United Kingdom | No | |
| Penelope Technical Limited | South West | United Kingdom | Yes | |
| Pentagull Ltd | North West | United Kingdom | Yes | |
| Pentara Consulting Services Limited | East Of England | United Kingdom | Yes | |
| Pentesec Limited | London | United Kingdom | Yes | |
| Pen Test Partners LLP | South East | United Kingdom | No | |
| People2procure Limited | London | United Kingdom | Yes | |
| People Alchemy Ltd | London | United Kingdom | Yes | |
| PEOPLE SOURCE CONSULTING LIMITED | South West | United Kingdom | No | |
| PEOPLE & TECHNOLOGIES LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| PEPPERMINT TECHNOLOGY LIMITED | East Midlands | United Kingdom | Yes | |
| Perago-Wales Limited | Wales | Wales | Yes | |
| Performance Telecom Limited | South East | United Kingdom | Yes | |
| Perform Green Ltd | South West | United Kingdom | Yes | |
| Perryworld Limited | North West | United Kingdom | Yes | |
| Persistent Systems Limited | Pune | India | Yes | |
| PERSPECTIVE RISK LIMITED | North West | United Kingdom | Yes | |
| PERSPICACITY LIMITED | South East | United Kingdom | Yes | |
| Pertemps Limited | West Midlands | United Kingdom | No | |
| PETER BRETT ASSOCIATES LLP | South East | United Kingdom | No | |
| Peter Graham Ltd | Northern Ireland | Northern Ireland | Yes | |
| PFH Technology Group | Dublin | Ireland | Yes | |
| PFI Knowledge Solutions Limited | South East | United Kingdom | Yes | |
| PGI - PROTECTION GROUP INTERNATIONAL LTD. | London | United Kingdom | Yes | |
| PGS Software SA | No | |||
| PH Consultancy Services Ltd | London | United Kingdom | Yes | |
| PHOENIX SOFTWARE LIMITED | Leatherhead | South East | United Kingdom | No |
| Phonehub IO Ltd | East Of England | United Kingdom | Yes | |
| Phonio UK Ltd | West Midlands | United Kingdom | Yes | |
| Pi Communications | Belfast | Northern Ireland | United Kingdom | No |
| Pigeonline UK Ltd. | London | United Kingdom | Yes | |
| Piksel Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| PI Limited | London | United Kingdom | Yes | |
| Pilot Works Ltd | South West | United Kingdom | Yes | |
| Pinro Technologies Ltd | London | United Kingdom | Yes | |
| Pionen Limited | West Midlands | United Kingdom | Yes | |
| Piran Technologies Limited | South West | United Kingdom | Yes | |
| Pirean Limited | London | United Kingdom | Yes | |
| PITCHBOOKING LTD | Northern Ireland | Northern Ireland | Yes | |
| PIVOTAL TECHNOLOGY INTERNATIONAL LIMITED | North West | United Kingdom | Yes | |
| Piwik PRO Sp. z o.o | No | |||
| Pixel Global Limited | South East | United Kingdom | Yes | |
| Pjcvision Ltd | South West | United Kingdom | Yes | |
| Planb Professional Services Limited | South East | United Kingdom | Yes | |
| PLANET IT LIMITED | South East | United Kingdom | Yes | |
| PLANIT SOFTWARE TESTING LIMITED | South East | United Kingdom | Yes | |
| Planixs GRP Limited | North West | United Kingdom | Yes | |
| Planon Ltd | South East | United Kingdom | Yes | |
| Platform.Sh Limited | South West | United Kingdom | Yes | |
| Platinum Squared Limited | South West | United Kingdom | Yes | |
| Pluralsight, Inc | Farmington | United States | No | |
| PLUS US WORKFORCE SERVICES LLP | North West | United Kingdom | Yes | |
| PMD DATA SOLUTIONS LIMITED | West Midlands | United Kingdom | Yes | |
| PNH Consulting Services Limited | South East | United Kingdom | Yes | |
| Pockit Limited | Wales | Wales | Yes | |
| Podfather Ltd | Scotland | Scotland | Yes | |
| Polarisoft Limited | London | United Kingdom | Yes | |
| Polar Moment Limited | South East | United Kingdom | Yes | |
| POLICY IN PRACTICE LTD | London | United Kingdom | Yes | |
| Polimonitor Limited | South East | United Kingdom | Yes | |
| Pondergrove Limited | South East | United Kingdom | Yes | |
| Pontano Limited | Scotland | Scotland | Yes | |
| Pontus Networks 1 Limited | London | United Kingdom | Yes | |
| Populo Consulting Limited | North West | United Kingdom | Yes | |
| Populus Management Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Porge Ltd | West Midlands | United Kingdom | Yes | |
| Porism Limited | South East | United Kingdom | Yes | |
| Portsys UK Limited | London | United Kingdom | Yes | |
| Port Tech Limited | South East | United Kingdom | Yes | |
| Positive Purchasing Limited | South West | United Kingdom | Yes | |
| POSTERITY MILESTONE CONSORTIUM LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| POST OFFICE LIMITED | London | London | United Kingdom | No |
| Potato Lane Projects Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Poweronplatforms Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Practical Service Improvement Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| PRACTICUS LIMITED | South East | United Kingdom | Yes | |
| Pradeo UK Ltd | South East | United Kingdom | Yes | |
| PRAGMATIC DESIGN SOLUTIONS LIMITED | West Midlands | United Kingdom | Yes | |
| Pramati Technologies Europe Limited | London | United Kingdom | Yes | |
| Praxus Limited | West Midlands | United Kingdom | Yes | |
| PRC Global Limited | London | United Kingdom | Yes | |
| Precedent Communications Limited | London | United Kingdom | Yes | |
| PRECISELY EUROPE SOFTWARE AND DATA LIMITED | South East | United Kingdom | No | |
| Prederi Limited | London | United Kingdom | Yes | |
| Premier Choice Telecom Limited | North West | United Kingdom | Yes | |
| Premier IT Group Limited | London | United Kingdom | Yes | |
| Preservica Ltd | South East | United Kingdom | Yes | |
| Pretagov Limited | London | United Kingdom | Yes | |
| PREVENTX LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Previse Limited | London | United Kingdom | Yes | |
| PRGLOO LIMITED | London | United Kingdom | Yes | |
| PRICEWATERHOUSECOOPERS LLP | London | London | United Kingdom | No |
| PRIMARY CARE IT LTD | East Of England | United Kingdom | Yes | |
| PRIMARY TECHNOLOGY LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Primo Milestone Limited | East Of England | United Kingdom | Yes | |
| Privacy And Information Compliance Solutions Limited | London | United Kingdom | Yes | |
| Proactis Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| PROACT IT UK LIMITED | East Midlands | United Kingdom | No | |
| Proarch IT Solutions Limited | South East | United Kingdom | Yes | |
| Probrand Limited | North West | United Kingdom | No | |
| Proceed Data Migration Solutions Limited | London | United Kingdom | Yes | |
| Prochainmatrix Ltd | London | United Kingdom | Yes | |
| PROCHECKUP LIMITED | London | United Kingdom | Yes | |
| Procurement Analytics Ltd | East Midlands | United Kingdom | No | |
| PRO DBA Limited | Scotland | Scotland | Yes | |
| Professional Construction Strategies Limited | London | United Kingdom | Yes | |
| Professional Programme Management Limited | London | United Kingdom | Yes | |
| Program Framework Limited | London | United Kingdom | Yes | |
| PROGRAM PLANNING PROFESSIONALS LIMITED | London | United Kingdom | Yes | |
| Progravitas Limited | East Of England | United Kingdom | Yes | |
| Project (EU) Ltd | Scotland | Scotland | Yes | |
| Projecting People Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Project Plan Services Ltd | South East | United Kingdom | Yes | |
| Project Solution Ltd | East Of England | United Kingdom | Yes | |
| Prolifics INC | No | |||
| PROLIFICS TESTING UK LIMITED | East Of England | United Kingdom | Yes | |
| PROLINX LIMITED | South East | United Kingdom | Yes | |
| Promatix Ltd | London | United Kingdom | Yes | |
| PROMOTE CONSULTING LIMITED | London | United Kingdom | Yes | |
| PROOFID LIMITED | Salford | North West | United Kingdom | Yes |
| PROPEL LONDON LIMITED | South East | United Kingdom | Yes | |
| Proper Code Ltd | South East | United Kingdom | Yes | |
| Property Tectonics Limited | North West | United Kingdom | Yes | |
| Prosell Learning Limited | London | United Kingdom | Yes | |
| Proservartner HR And Payroll Solutions Ltd | London | United Kingdom | Yes | |
| Prosis Solutions Limited | South East | United Kingdom | Yes | |
| PROSPERON NETWORKS LTD | South East | United Kingdom | Yes | |
| Prospitalia Htrak Limited | South East | United Kingdom | Yes | |
| PROTECH COMPUTER SYSTEMS LIMITED | West Midlands | United Kingdom | Yes | |
| Protegrity USA, Inc | Stamford | United States | Yes | |
| Proteon Communication Builders BV | No | |||
| Protirus UK Limited | North East | United Kingdom | Yes | |
| Protocol Policy Systems Ltd | London | United Kingdom | Yes | |
| Proventeq Limited | South East | United Kingdom | Yes | |
| Provven Ltd | East Midlands | United Kingdom | Yes | |
| Proximate Ltd | London | United Kingdom | Yes | |
| P S Financials Limited | South East | United Kingdom | Yes | |
| Pskinetic Limited | London | United Kingdom | Yes | |
| Psngb Limited | London | United Kingdom | Yes | |
| Pstg Limited | London | United Kingdom | Yes | |
| PTFS EUROPE LIMITED | South East | United Kingdom | Yes | |
| PTS CONSULTING PARTNERS LLP | London | United Kingdom | Yes | |
| Public Consulting Group UK Limited | North West | United Kingdom | Yes | |
| PUBLIC GROUP INTERNATIONAL LIMITED | London | United Kingdom | Yes | |
| Public-I Group Limited | South East | United Kingdom | Yes | |
| PUBLIC SECTOR SOFTWARE LIMITED | West Midlands | United Kingdom | Yes | |
| Puddico Limited | South East | United Kingdom | Yes | |
| Puddlebox Limited | East Of England | United Kingdom | Yes | |
| Pulsant Limited | Reading | South East | United Kingdom | Yes |
| Pulsion Technology Limited | Scotland | Scotland | Yes | |
| Pupilasset Ltd | East Of England | United Kingdom | Yes | |
| PURELY DIGITAL SERVICES LIMITED | East Midlands | United Kingdom | Yes | |
| Pure Systems Ltd | South West | United Kingdom | Yes | |
| Purple Bytes Limited | London | United Kingdom | Yes | |
| PURPOL MARKETING LIMITED | South West | United Kingdom | Yes | |
| Pushpull Technology Ltd | London | United Kingdom | Yes | |
| PUZZEL LTD | South East | United Kingdom | Yes | |
| PWM TRAINING (UK) LIMITED | East Midlands | United Kingdom | Yes | |
| Pygmalion Solutions Ltd | London | United Kingdom | Yes | |
| Pyrcorp Limited | London | United Kingdom | Yes | |
| Pythagoras Communications Limited | London | United Kingdom | Yes | |
| QA Learning Services Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Q ASSOCIATES LIMITED | South East | United Kingdom | Yes | |
| QA TALENT LIMITED | London | United Kingdom | Yes | |
| Qbit Kloud Ltd | London | United Kingdom | Yes | |
| Qinetiq Limited | South East | United Kingdom | No | |
| Qintil Technology Limited | London | United Kingdom | Yes | |
| Qorex Ltd | South East | United Kingdom | Yes | |
| Qpercom Limited | Republic Of Ireland | Yes | ||
| Qroutes Limited | South West | United Kingdom | Yes | |
| Q-Solution Limited | London | United Kingdom | Yes | |
| QTM Global Services Limited | West Midlands | United Kingdom | Yes | |
| QUADIENT UK LIMITED | London | United Kingdom | No | |
| Quadnet Services Ltd | London | United Kingdom | Yes | |
| Qualitest Group UK Ltd | London | London | United Kingdom | No |
| Qualtrics LLC | Provo | United States | No | |
| QUANTA TRAINING LIMITED | West Midlands | United Kingdom | Yes | |
| QUANTEXA LIMITED | London | United Kingdom | No | |
| Quantum1 Consulting Ltd | West Midlands | United Kingdom | Yes | |
| Quantum Byte Technologies Limited | London | United Kingdom | Yes | |
| Quantum of Value Limited | London | United Kingdom | Yes | |
| Quantum Plus Limited | West Midlands | United Kingdom | Yes | |
| Quantum Value Information Technology Services Limited | London | United Kingdom | Yes | |
| Qubic Group PLC | West Midlands | United Kingdom | Yes | |
| Qudini Limited | South East | United Kingdom | Yes | |
| Quest Computing Ltd | Dublin | Ireland | Yes | |
| QUESTIONMARK COMPUTING LIMITED | London | United Kingdom | Yes | |
| QuestionPro, Inc | San Francisco | United States | No | |
| Questmark Limited | East Midlands | United Kingdom | Yes | |
| Quicksilva Limited | South West | United Kingdom | Yes | |
| Quickthink Cloud Limited | South West | United Kingdom | Yes | |
| Qumodo Ltd | London | United Kingdom | Yes | |
| Qumu UK Limited | London | United Kingdom | Yes | |
| QUO Imus Limited | London | United Kingdom | Yes | |
| QUORUM CYBER SECURITY LIMITED | Scotland | Scotland | Yes | |
| Quovadis Online Limited | London | United Kingdom | Yes | |
| Quru Limited | South East | United Kingdom | Yes | |
| QX Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| R2P UK Systems Limited | South East | United Kingdom | Yes | |
| Rabbitsoft Ltd | East Of England | United Kingdom | Yes | |
| RACKSPACE LIMITED | London | United Kingdom | No | |
| Radicalogic Technologies, Inc | Chatham | South East | Canada | Yes |
| RADIO TECHNICAL SERVICES LIMITED | London | United Kingdom | Yes | |
| Radtac Limited | Chatham | South East | United Kingdom | Yes |
| Rainmaker Solutions Limited | South East | United Kingdom | Yes | |
| Rainy DAY Projects Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Random Analysis Limited | London | United Kingdom | Yes | |
| Rapid Information Systems Limited | East Of England | United Kingdom | Yes | |
| Raptor Consultancy Services Limited | South West | United Kingdom | Yes | |
| Raytheon Systems Limited | East Of England | United Kingdom | No | |
| Razorblue Group Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| RDF GROUP LIMITED | South East | United Kingdom | Yes | |
| Reachal Ltd | Wales | Wales | Yes | |
| Reach-Data Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| React Technology Limited | South East | United Kingdom | Yes | |
| REAL ASSET MANAGEMENT LIMITED | London | United Kingdom | Yes | |
| REALITECH LIMITED | South West | United Kingdom | Yes | |
| Realm IT Partners Ltd | East Of England | United Kingdom | Yes | |
| Real-Time Consultants Limited | Worcester | West Midlands | United Kingdom | Yes |
| Rebecca Industries Ltd | South East | United Kingdom | Yes | |
| Recipero Limited | South West | United Kingdom | Yes | |
| RECITE ME LIMITED | North East | United Kingdom | Yes | |
| Recorded Future AB | Gothenburg | Sweden | No | |
| Recordpoint Software (Emea) Ltd | South East | United Kingdom | Yes | |
| Recruitive Software Ltd | London | United Kingdom | Yes | |
| RED ANT DIGITAL LIMITED | London | United Kingdom | Yes | |
| Red Badger Consulting Limited | London | United Kingdom | Yes | |
| REDCENTRIC SOLUTIONS LIMITED | Yorkshire And The Humber | United Kingdom | No | |
| Redcortex Ltd | Wales | Wales | Yes | |
| Red Eye Services Limited | North West | United Kingdom | Yes | |
| RED HAT UK LIMITED | London | United Kingdom | No | |
| Redinet Limited | South East | United Kingdom | Yes | |
| REDIS EMEA LTD. | London | United Kingdom | Yes | |
| Redk CRM Solutions Limited | London | United Kingdom | Yes | |
| Red King Resourcing Ltd | South East | United Kingdom | Yes | |
| Red Opal Limited | North West | United Kingdom | Yes | |
| REDQUADRANT LIMITED | London | United Kingdom | Yes | |
| Red Review Ltd | Scotland | Scotland | Yes | |
| REDROCK CONSULTING LIMITED | South West | United Kingdom | Yes | |
| REDSCAN CYBER SECURITY LIMITED | London | United Kingdom | Yes | |
| REDSHANK SERVICES LIMITED | North East | United Kingdom | Yes | |
| Redsift Limited | North West | United Kingdom | Yes | |
| Redweb Limited | London | United Kingdom | Yes | |
| Redwing Business Intelligence Ltd | North West | United Kingdom | Yes | |
| Redwood Technologies Limited | South East | United Kingdom | Yes | |
| REED PROFESSIONAL SERVICES LLP | London | United Kingdom | No | |
| Refero Software Ltd | South East | United Kingdom | Yes | |
| Reliance Acsn Limited | London | United Kingdom | Yes | |
| RELIANCE UK PROFESSIONAL SERVICES LIMITED | East Of England | United Kingdom | Yes | |
| Relias Learning Ltd | London | United Kingdom | Yes | |
| Reliason Solutions Ltd | London | United Kingdom | Yes | |
| Relops Ltd | South East | United Kingdom | Yes | |
| Remarkable Dynamics Limited | South East | United Kingdom | Yes | |
| Remit Consulting Limited Liability Partnership | East Of England | United Kingdom | Yes | |
| Renaissance Eservices Ltd | London | United Kingdom | Yes | |
| Rentprofile Group Ltd | London | United Kingdom | Yes | |
| Rephrase Limited | London | United Kingdom | Yes | |
| Repl Group Worldwide Limited | London | United Kingdom | No | |
| Reply Limited | London | United Kingdom | No | |
| Repstor Limited | Northern Ireland | Northern Ireland | Yes | |
| Republic of Things Ltd | North West | United Kingdom | Yes | |
| REQUIRED EXPERIENCE LIMITED | London | United Kingdom | Yes | |
| Rescon Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| RESEARCH SERIES LIMITED | London | United Kingdom | Yes | |
| Resilience Planning Services Ltd | North East | United Kingdom | Yes | |
| RESILIENCE PLANNING SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| Re-Solution Data Ltd | London | United Kingdom | Yes | |
| RESOLVING LIMITED | London | United Kingdom | Yes | |
| RESOURCE4U LTD | London | United Kingdom | Yes | |
| RESOURCE GURU LIMITED | London | United Kingdom | Yes | |
| Responsiv Solutions Ltd. | South East | United Kingdom | Yes | |
| Resulting Limited | North West | United Kingdom | Yes | |
| Retinue Solutions Limited | London | United Kingdom | No | |
| Reveal Media Limited | London | United Kingdom | Yes | |
| R H ENVIRONMENTAL LIMITED | Wales | Wales | Yes | |
| Rhubarb Business Services Limited | South East | United Kingdom | Yes | |
| RIB UK&I LIMITED | London | United Kingdom | Yes | |
| Rimini Street | Las Vegas | United States | No | |
| Rimsco Limited | North East | United Kingdom | Yes | |
| Ringcentral UK Ltd | London | United Kingdom | No | |
| Ripple Foundation C.I.C. | London | United Kingdom | Yes | |
| Ripple Rock Ltd | London | United Kingdom | Yes | |
| Riskaware Limited | South West | United Kingdom | Yes | |
| Riskbase Limited | London | United Kingdom | Yes | |
| RISKEX LIMITED | South East | United Kingdom | Yes | |
| Riskhive Software Solutions Ltd | South West | United Kingdom | Yes | |
| RISKONNECT ACTIVE RISK LIMITED | South East | United Kingdom | Yes | |
| Riskpoint London Limited | London | United Kingdom | Yes | |
| Risk Reasoning Limited | South West | United Kingdom | Yes | |
| RISUAL LIMITED | East Midlands | United Kingdom | Yes | |
| Rivington Information Security Limited | South East | United Kingdom | Yes | |
| RJD Technology Limited | South East | United Kingdom | Yes | |
| RJ Technology Ltd | South West | United Kingdom | Yes | |
| RM EDUCATION LTD | South East | United Kingdom | No | |
| RNW Solutions Ltd | South East | United Kingdom | Yes | |
| Roadmunk, Inc | Toronto | Canada | No | |
| Roadworks Information Limited | London | United Kingdom | Yes | |
| Robertson & CO. (Investigations) Limited | East Of England | United Kingdom | Yes | |
| Rocc Computers Limited | South East | United Kingdom | Yes | |
| Rock Kitchen Harris Limited | East Midlands | United Kingdom | Yes | |
| Rocktime Limited | South West | United Kingdom | Yes | |
| ROC Search Limited | South East | United Kingdom | Yes | |
| ROC Technologies Limited | South East | United Kingdom | No | |
| Roke Manor Research Limited | South East | United Kingdom | No | |
| Rokwedo Ltd. | London | United Kingdom | No | |
| Rollpay Bureau Limited | East Midlands | United Kingdom | Yes | |
| ROL Solutions Ltd | East Midlands | United Kingdom | Yes | |
| Romeo Six | Yes | |||
| Roomify Ltd | London | United Kingdom | Yes | |
| Ropes2ground Limited | South East | United Kingdom | Yes | |
| ROQ LIMITED | North West | United Kingdom | Yes | |
| Rossera Ltd | East Of England | United Kingdom | Yes | |
| Rosslyn Analytics Limited | South East | United Kingdom | Yes | |
| Rostrvm Solutions Limited | London | United Kingdom | Yes | |
| Rota Geek Limited | London | United Kingdom | Yes | |
| ROTAMAP LIMITED | London | United Kingdom | Yes | |
| Rowden Technologies Ltd. | South West | United Kingdom | Yes | |
| Rowe IT Limited | South West | United Kingdom | Yes | |
| Roxhill Media Limited | East Of England | United Kingdom | Yes | |
| RPA Systems Limited | West Midlands | United Kingdom | Yes | |
| RPM BUSINESS COMMUNICATIONS LIMITED | East Of England | United Kingdom | Yes | |
| R P S Group PLC | South East | United Kingdom | No | |
| RSM UK CONSULTING SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| RSM UK Group LLP | London | London | United Kingdom | No |
| RTG Commercial Services Ltd | East Of England | United Kingdom | Yes | |
| Rubitek Solutions Limited | East Midlands | United Kingdom | Yes | |
| Rudd & CO Limited | South East | United Kingdom | Yes | |
| Runtime Collective Limited | South East | United Kingdom | No | |
| Russam GMS Ltd | East Of England | United Kingdom | Yes | |
| Russet Procurement Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Ryalto Ltd | South East | United Kingdom | Yes | |
| S8080 Limited | Wales | Wales | Yes | |
| Saadian Technologies UK Limited | London | United Kingdom | Yes | |
| Saasam UK Limited | London | United Kingdom | Yes | |
| Safe4 Information Management Ltd | South East | United Kingdom | Yes | |
| Safehack UK Limited | South East | United Kingdom | Yes | |
| SAFENAMES LTD | South East | United Kingdom | Yes | |
| SAGE (UK) LTD | Newcastle Upon Tyne | North East | United Kingdom | No |
| Saglobal (Europe) Ltd | Wales | Wales | Yes | |
| SA Group Ltd | South West | United Kingdom | Yes | |
| SAI Global Limited | South East | United Kingdom | Yes | |
| SAILPOINT TECHNOLOGIES UK LTD | South West | United Kingdom | Yes | |
| Salesagility Limited | Scotland | Scotland | Yes | |
| SALESFORCE.ORG EMEA LIMITED | London | United Kingdom | Yes | |
| SALESFORCE UK LIMITED | London | United Kingdom | No | |
| Salpo Technologies Limited | South West | United Kingdom | Yes | |
| Salvie Ltd | North West | United Kingdom | Yes | |
| Samepage Group Limited | Wales | Wales | Yes | |
| SANDERSON GOVERNMENT AND DEFENCE LIMITED | South West | United Kingdom | Yes | |
| Sandhata Technologies Limited | South East | United Kingdom | Yes | |
| SANDHILL CONSULTANTS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Sandyx Systems Limited | North West | United Kingdom | Yes | |
| Santriya Technologies Limited | London | United Kingdom | Yes | |
| Sapient Limited | London | United Kingdom | No | |
| Sapphire Technologies Limited | North East | United Kingdom | Yes | |
| SAP (UK) Limited | London | United Kingdom | No | |
| SARAX LIMITED | South East | United Kingdom | Yes | |
| Sarcen Consulting Limited | London | United Kingdom | Yes | |
| SAS GLOBAL COMMUNICATIONS LIMITED | London | United Kingdom | Yes | |
| SAS SOFTWARE LIMITED | Marlow | South East | United Kingdom | No |
| Satellite Applications Catapult | Didcot | South East | United Kingdom | No |
| Satigo Ltd | London | United Kingdom | Yes | |
| Savant Consulting Ltd | London | United Kingdom | No | |
| Savant Limited | North West | United Kingdom | Yes | |
| Save9 Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Scannell Solutions Limited | Cork | Ireland | No | |
| Scan-Optics Limited | London | United Kingdom | Yes | |
| Scarce Resourcing Limited | North West | United Kingdom | Yes | |
| SCB GLOBAL LTD | London | United Kingdom | Yes | |
| SCHOOL BUSINESS SERVICES LTD. | East Of England | United Kingdom | Yes | |
| School Cloud Systems Ltd | Scotland | Scotland | Yes | |
| Scientia Limited | South East | United Kingdom | Yes | |
| SCISYS UK LIMITED | London | United Kingdom | No | |
| Scotform Solutions Limited | Scotland | Scotland | Yes | |
| Scott Logic Limited | North East | United Kingdom | No | |
| Screencloud Limited | London | United Kingdom | Yes | |
| Scroll LLP | London | United Kingdom | Yes | |
| SC SKILLS LIMITED | London | United Kingdom | Yes | |
| Seaforth Analytical Services Limited | Scotland | Scotland | Yes | |
| Seagreen-Bell Limited | South East | United Kingdom | Yes | |
| SEAMLESS 24/7 LTD | West Midlands | United Kingdom | Yes | |
| Search Consultancy Limited | Scotland | Scotland | No | |
| Search Johnston Limited | South West | United Kingdom | Yes | |
| SEAtS Software Ltd | Bray | Ireland | No | |
| Seattle Software Ltd. | London | London | United Kingdom | Yes |
| Sec-1 Limited | London | United Kingdom | Yes | |
| Secarma Limited | North West | United Kingdom | Yes | |
| Secura Hosting Ltd | East Midlands | United Kingdom | Yes | |
| Securecloud+ Limited | South East | United Kingdom | Yes | |
| Secure Information Assurance Ltd | North West | United Kingdom | No | |
| Securestorm Limited | South East | United Kingdom | No | |
| Security Alliance Limited | South West | United Kingdom | Yes | |
| SECURITY RISK MANAGEMENT LIMITED | North East | United Kingdom | Yes | |
| SECURITY SOFTWARE SOLUTIONS LTD | South East | United Kingdom | Yes | |
| Selcom Systems Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| SELENITY LIMITED | London | United Kingdom | Yes | |
| Semestry Limited | Scotland | Scotland | Yes | |
| Senient Systems Ltd. | Scotland | Scotland | Yes | |
| Sensorpro | Plassey | Ireland | Yes | |
| Sentimoto Ltd | South East | United Kingdom | Yes | |
| Sentry Secure Intelligence System Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Sepio Limited | East Midlands | United Kingdom | Yes | |
| Sequence Limited | Wales | Wales | Yes | |
| Serbus Limited | East Midlands | United Kingdom | Yes | |
| Serena Software Europe Limited | South East | United Kingdom | Yes | |
| SERVELEC YOUTH SERVICES LIMITED | East Of England | United Kingdom | Yes | |
| Servent Ltd | Scotland | Scotland | Yes | |
| Service Level Management Limited | East Of England | United Kingdom | Yes | |
| ServicePRO | Oakville | Canada | Yes | |
| SEVERNSOFT LIMITED | South West | United Kingdom | Yes | |
| Seymour John Limited | West Midlands | United Kingdom | Yes | |
| SHAPECAST LIMITED | London | United Kingdom | Yes | |
| SHAPING CLOUD LTD | North West | United Kingdom | Yes | |
| Shared Globe Limited | London | United Kingdom | Yes | |
| Shared Services Agency Limited | London | United Kingdom | Yes | |
| Sharma Consulting Services Limited | London | United Kingdom | Yes | |
| SHARP BUSINESS SYSTEMS UK PLC | Yorkshire And The Humber | United Kingdom | No | |
| SHARPE PRITCHARD LLP | London | United Kingdom | Yes | |
| SHIELD SAFETY GROUP LIMITED | North West | United Kingdom | Yes | |
| SHIFT LEFT GROUP LIMITED | South East | United Kingdom | Yes | |
| Shift Partner Limited | London | United Kingdom | Yes | |
| Shonet Systems Limited | South East | United Kingdom | Yes | |
| Shoothill Limited | West Midlands | United Kingdom | Yes | |
| SHOUT DIGITAL LIMITED | North East | United Kingdom | Yes | |
| SIGNAL MEDIA LIMITED | London | United Kingdom | Yes | |
| Signetor Limited | South East | United Kingdom | Yes | |
| Signifo Ltd | South East | United Kingdom | Yes | |
| Silex Resources Limited | South West | United Kingdom | Yes | |
| SILICON REEF LTD | London | United Kingdom | Yes | |
| Silobreaker Limited | London | United Kingdom | Yes | |
| Silvano Media Limited | North West | United Kingdom | Yes | |
| Silverbear Limited | South East | United Kingdom | Yes | |
| SILVER LINING CONVERGENCE LTD | South East | United Kingdom | Yes | |
| Silversands Limited | South West | United Kingdom | Yes | |
| Silver Stag Digital Ltd | South East | United Kingdom | Yes | |
| Silverthorn Associates Limited | London | United Kingdom | Yes | |
| Simac Techniek NV | Veldhoven, | Netherlands | Yes | |
| Simitive Limited | South West | United Kingdom | Yes | |
| Simple Innovation Associates Ltd | South East | United Kingdom | Yes | |
| Simpleusability Ltd. | Yorkshire And The Humber | United Kingdom | Yes | |
| Simplex Services (UK) Limited | South East | United Kingdom | Yes | |
| SimplyCast | Dartmouth | Canada | Yes | |
| Simply Do Ideas Limited | Wales | Wales | Yes | |
| Simply Zesty Limited | Belfast | Northern Ireland | United Kingdom | No |
| Simpson Associates Information Services Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Single Cell | Sydney | Australia | Yes | |
| Sirenna Learning Limited | North West | United Kingdom | Yes | |
| Sirenum Limited | London | United Kingdom | Yes | |
| SirionLabs Pte. Ltd | Singapore | Singapore | Yes | |
| SIRIUS CORPORATION LIMITED | London | United Kingdom | Yes | |
| Sirsi Limited | East Of England | United Kingdom | Yes | |
| Sita Advanced Travel Solutions Limited | South East | United Kingdom | No | |
| Sitedesk Limited | North West | United Kingdom | Yes | |
| Sitekit Solutions Limited | Scotland | Scotland | Yes | |
| SIX DEGREES TECHNOLOGY GROUP LIMITED | London | London | United Kingdom | No |
| SixSq Sarl | Geneva | Switzerland | No | |
| SIXWORKS LIMITED | Farnborough | South East | United Kingdom | Yes |
| SKEDULO UK LTD | South East | United Kingdom | Yes | |
| Skein Ltd | London | United Kingdom | Yes | |
| Skillset Limited | South East | United Kingdom | Yes | |
| Skillweb.Co.Uk Ltd. | South East | United Kingdom | Yes | |
| Skillz Miner Limited | Scotland | Scotland | Yes | |
| Skotkonung Ltd | South East | United Kingdom | Yes | |
| Skurio Limited | Northern Ireland | Northern Ireland | Yes | |
| Slack UK Limited | London | United Kingdom | Yes | |
| Slalom Consulting Limited | London | United Kingdom | Yes | |
| SLR Infosec Limited | South East | United Kingdom | Yes | |
| SMART CLOUD LIMITED | North West | United Kingdom | Yes | |
| Smartdebit Limited | South West | United Kingdom | Yes | |
| SMARTGATE SOLUTIONS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Smart Hosted Solutions Ltd | West Midlands | United Kingdom | Yes | |
| SMARTLOGIC SEMAPHORE LIMITED | London | United Kingdom | Yes | |
| Smartlytics Consultancy Limited | South East | United Kingdom | Yes | |
| Smartmatic BV | Amsterdam | Netherlands | No | |
| Smartmed Technologies Ltd | London | United Kingdom | Yes | |
| Smartsimple Software (Ireland) Limited | Republic Of Ireland | Yes | ||
| Smartsourcing PLC | East Of England | United Kingdom | Yes | |
| Smartspace Global Ltd | London | United Kingdom | No | |
| Smartsurvey Ltd | South West | United Kingdom | Yes | |
| Smoothosting Limited | South East | United Kingdom | Yes | |
| Snafu Services Ltd | North West | United Kingdom | No | |
| SNAP OUT LIMITED | Wales | Wales | Yes | |
| Snowdrop Solutions Ltd | South West | United Kingdom | Yes | |
| SOCIAL FINANCE LIMITED | London | United Kingdom | Yes | |
| SOCIALOPTIC LTD | South East | United Kingdom | Yes | |
| Socialsignin Ltd | West Midlands | United Kingdom | Yes | |
| SOCIAL VALUE PORTAL LTD | London | United Kingdom | Yes | |
| SOCIETYWORKS LTD | London | United Kingdom | Yes | |
| SOCITM LIMITED | East Midlands | United Kingdom | Yes | |
| Sofigate Limited | South East | United Kingdom | Yes | |
| SOFTCAT PLC | Marlow | South East | United Kingdom | No |
| Softools Limited | South East | United Kingdom | Yes | |
| Softstream Solutions Limited | South West | United Kingdom | Yes | |
| SOFTWARE AG (UK) LIMITED | East Midlands | United Kingdom | No | |
| SOFTWARE CLOUD LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| SOFTWARE FOR DATA ANALYSIS LIMITED | London | United Kingdom | Yes | |
| SOFTWAREONE UK LIMITED | London | United Kingdom | No | |
| SOFTWIRE TECHNOLOGY LIMITED | London | United Kingdom | Yes | |
| Sogeti UK Limited | South East | United Kingdom | No | |
| Soitron Limited | London | United Kingdom | Yes | |
| Solaire Consulting Limited | North West | United Kingdom | Yes | |
| Solarvista Software Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Solidsoft Reply Limited | London | United Kingdom | Yes | |
| Solirius Ltd | London | United Kingdom | Yes | |
| SOLSUS LIMITED | North West | United Kingdom | Yes | |
| Sol-Tec Limited | North West | United Kingdom | No | |
| Solutionsmtd Ltd | East Of England | United Kingdom | Yes | |
| Solutions Once Ltd | North East | United Kingdom | Yes | |
| Somerford Associates Limited | Swindon | South West | United Kingdom | Yes |
| Sopra Steria Limited | East Of England | United Kingdom | No | |
| Sorce Limited | South East | United Kingdom | Yes | |
| Sorriso Technologies, Ltd. | South East | United Kingdom | Yes | |
| Sorsix International | Yes | |||
| SOTA SOLUTIONS LIMITED | South East | United Kingdom | Yes | |
| Sourcecode UK Limited | London | United Kingdom | Yes | |
| SOURCED GROUP CLOUD SERVICES LIMITED | Wales | Wales | Yes | |
| Southbank IT Solutions Limited | London | United Kingdom | Yes | |
| Southern Communications Limited | Basingstoke | South East | United Kingdom | Yes |
| Soutron Limited | Nottingham | East Midlands | United Kingdom | Yes |
| Sovereign Intelligence Limited | London | United Kingdom | Yes | |
| Space Data Centres Ltd | East Midlands | United Kingdom | Yes | |
| Sparta Global Limited | London | United Kingdom | No | |
| Specialist Computer Centres PLC | Birmingham | West Midlands | United Kingdom | No |
| Spectra Analytics Limited | London | United Kingdom | Yes | |
| Spectrum Telecommunications Limited | West Midlands | United Kingdom | Yes | |
| Spektrix Limited | London | United Kingdom | Yes | |
| Spend Network | London | London | United Kingdom | No |
| SPHERA SOLUTIONS UK LIMITED | West Midlands | United Kingdom | Yes | |
| Spica Technologies Ltd | West Midlands | United Kingdom | Yes | |
| Spikes Cavell Analytic Limited | West Midlands | United Kingdom | Yes | |
| SPIRIT DIGITAL LTD | East Midlands | United Kingdom | Yes | |
| Spirit Public Sector Ltd | Wales | Wales | Yes | |
| SP IT Services Limited | South East | United Kingdom | Yes | |
| SPLASH BUSINESS INTELLIGENCE UK LTD | South East | United Kingdom | Yes | |
| Splicecom Limited | South East | United Kingdom | Yes | |
| SPOC SP Z O O | Poznan | Poland | Yes | |
| Spotless Interactive Limited | London | United Kingdom | Yes | |
| SPS UK&I LIMITED | London | United Kingdom | No | |
| SPYROSOFT LTD | South West | United Kingdom | Yes | |
| SQA Consulting Limited | West Midlands | United Kingdom | Yes | |
| SQC Technology Limited | West Midlands | United Kingdom | Yes | |
| SQR Systems Limited | London | United Kingdom | Yes | |
| Squad In Touch Ltd | London | United Kingdom | Yes | |
| Squiz UK Limited | London | United Kingdom | Yes | |
| SRCL LIMITED | Yorkshire And The Humber | United Kingdom | No | |
| Srivenkata Consultancy Services Ltd | North West | United Kingdom | Yes | |
| Ssentif Intelligence Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| SSG ADVISORY LTD | North West | United Kingdom | Yes | |
| ST2 Technology Limited | East Of England | United Kingdom | Yes | |
| Stackboard Ltd | South East | United Kingdom | Yes | |
| Stackla Limited | South East | United Kingdom | Yes | |
| STALIS LIMITED | South East | United Kingdom | Yes | |
| Stance Global Limited | London | United Kingdom | Yes | |
| Starcom Technologies Limited | East Midlands | United Kingdom | Yes | |
| STAR GLOBAL CONSULTING LTD. | London | United Kingdom | Yes | |
| STARLIMS UK LIMITED | North West | United Kingdom | Yes | |
| STARRED LIMITED | East Of England | United Kingdom | Yes | |
| STARTRAQ LIMITED | South East | United Kingdom | Yes | |
| State of Flux Limited | London | United Kingdom | Yes | |
| STATION10 LIMITED | East Of England | United Kingdom | Yes | |
| STATMAP LTD | Hemel Hempstead | East Of England | United Kingdom | Yes |
| STAYPRIVATE LTD | South East | United Kingdom | Yes | |
| S.T.C.S. Ltd | North East | United Kingdom | Yes | |
| Steamhaus Limited | North West | United Kingdom | Yes | |
| Step5 Resourcing Ltd | South East | United Kingdom | Yes | |
| Stephen Foot & Partners Limited | South East | United Kingdom | Yes | |
| STEPHEN MATTHEWS & ASSOCIATES LIMITED | North West | United Kingdom | Yes | |
| St-Four Limited | West Midlands | United Kingdom | Yes | |
| Sthree Partnership LLP | London | United Kingdom | No | |
| Sticky Frog Limited | Wales | Wales | Yes | |
| Stickyworld Limited | London | United Kingdom | Yes | |
| STIONA SOFTWARE LIMITED | South East | United Kingdom | Yes | |
| Stitched.Io Limited | West Midlands | United Kingdom | Yes | |
| Stoneseed Limited | East Midlands | United Kingdom | Yes | |
| STONE TECHNOLOGIES LIMITED | West Midlands | United Kingdom | No | |
| STOPFORD INFORMATION SYSTEMS LIMITED | North West | United Kingdom | Yes | |
| Storacall Technology Limited | South East | United Kingdom | Yes | |
| Storage Made Easy Limited | London | United Kingdom | Yes | |
| STORM (ID) LTD. | Edinburgh | Scotland | United Kingdom | Yes |
| Stratagem Consulting Services Ltd. | London | United Kingdom | Yes | |
| STRATA HEALTH LTD | London | United Kingdom | Yes | |
| STRATA SECURITY SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| Strategic Blue Limited | London | United Kingdom | Yes | |
| Strategic KM Ltd | East Midlands | United Kingdom | Yes | |
| STRATEGIC REVIEW LIMITED | South West | United Kingdom | Yes | |
| Stratia Consulting Ltd | London | United Kingdom | Yes | |
| Stream Networks Limited | South East | United Kingdom | Yes | |
| Stream (UK) Limited | London | United Kingdom | Yes | |
| Stredia Limited | Northern Ireland | Northern Ireland | Yes | |
| STRIVE AV LIMITED | London | United Kingdom | Yes | |
| Strive UK Global Limited | London | United Kingdom | No | |
| STROMA CERTIFICATION LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Structured Software Systems Limited | North West | United Kingdom | Yes | |
| Studio 24 Limited | East Of England | United Kingdom | Yes | |
| ST. VINCENT'S HEALTH AND PRIVATE SECTOR RESOURCING LIMITED | Scotland | Scotland | Yes | |
| Styles & Wood Limited | Yorkshire And The Humber | United Kingdom | No | |
| SUBCOOL IT LIMITED | West Midlands | United Kingdom | Yes | |
| Sumologic Limited | South West | United Kingdom | Yes | |
| SUNDOWN SOLUTIONS LIMITED | North West | United Kingdom | Yes | |
| Sungard Availability Services (UK) Limited | West Midlands | United Kingdom | No | |
| SUNSPEED TRANSPORT SERVICES LIMITED | South East | United Kingdom | Yes | |
| Super User Studio Limited | London | United Kingdom | Yes | |
| SUPPORT REVOLUTION LIMITED | South East | United Kingdom | Yes | |
| Supreme-DBA | Weymouth | South West | United Kingdom | Yes |
| SURECLOUD LIMITED | Reading | South East | United Kingdom | Yes |
| SUREVINE LIMITED | South East | United Kingdom | Yes | |
| Surgiq Ltd | North West | United Kingdom | Yes | |
| SUSTAINABLE DIRECTION LIMITED | West Midlands | United Kingdom | Yes | |
| Svgc Limited | South West | United Kingdom | Yes | |
| SWARCO UK & IRELAND LTD | South East | United Kingdom | No | |
| SWIFT STRATEGIES LIMITED | South West | United Kingdom | Yes | |
| SWITCHEE LIMITED | London | United Kingdom | Yes | |
| SWITCHSTANCE LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| SWORD IT SOLUTIONS LIMITED | South East | United Kingdom | Yes | |
| Swytch Mobile Ltd | London | United Kingdom | Yes | |
| SXT Health CIC | London | United Kingdom | Yes | |
| Symatrix Limited | North West | United Kingdom | Yes | |
| SYMBOX LIMITED | South East | United Kingdom | Yes | |
| Symity Ltd | London | United Kingdom | Yes | |
| Symology Limited | East Of England | United Kingdom | Yes | |
| Symphonic Software Ltd | Scotland | Scotland | Yes | |
| Synap Learning Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| SYNAPPS SOLUTIONS LIMITED | East Of England | United Kingdom | Yes | |
| SYNCRON UK LIMITED | London | United Kingdom | Yes | |
| SYNECTICS SOLUTIONS LIMITED | West Midlands | United Kingdom | No | |
| SYNERGI SOFTWARE LIMITED | North East | United Kingdom | Yes | |
| Syniad IT Solutions Ltd. | East Of England | United Kingdom | Yes | |
| Synoptic Technologies Ltd | London | United Kingdom | Yes | |
| SYNTAX INTEGRATION LIMITED | London | United Kingdom | Yes | |
| SYNTECH SYSTEMS LIMITED | South East | United Kingdom | Yes | |
| SYNTEL EUROPE LIMITED | London | United Kingdom | No | |
| SYNTHESIO LIMITED | London | United Kingdom | Yes | |
| SYNTHESIS ADVISORY LIMITED | North West | United Kingdom | Yes | |
| SYNTHESIS OFFICE LTD | London | United Kingdom | Yes | |
| Synthesys Systems Engineers Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Synyega Limited | North West | United Kingdom | Yes | |
| Sypro Management Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| SYRENIS LIMITED | North West | United Kingdom | Yes | |
| Syrosand Consulting Ltd | South East | United Kingdom | Yes | |
| Syscon Justice Systems Canada Ltd | Vancouver | Canada | Yes | |
| Sysco Software (N.I.) Limited | Northern Ireland | Northern Ireland | Yes | |
| SYSDOC LIMITED | London | United Kingdom | Yes | |
| Sysop Limited | North West | United Kingdom | Yes | |
| Systango Ltd | London | United Kingdom | Yes | |
| SYSTEM C HEALTHCARE LIMITED | South East | United Kingdom | No | |
| Systems Assurance Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| SYSTEMS RISK SERVICES LIMITED | South East | United Kingdom | Yes | |
| SYSTEMS UP LIMITED | London | United Kingdom | Yes | |
| Tableau International, Unlimited Company | Republic Of Ireland | No | ||
| Tabs FM Limited | South East | United Kingdom | Yes | |
| Tactiv Pty Ltd | Brisbane | Australia | Yes | |
| Tadtech Ltd | South West | United Kingdom | Yes | |
| T A H Solutions Ltd | East Of England | United Kingdom | Yes | |
| Talenteam Limited | South East | United Kingdom | Yes | |
| TALENT INTERNATIONAL (UK) LIMITED | Birmingham | West Midlands | United Kingdom | No |
| TALEOS CONSULTING LIMITED | South East | United Kingdom | Yes | |
| TARGET GROUP LIMITED | Wales | Wales | No | |
| Target Information Systems Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Targett Business Technology Limited | Bath | South West | United Kingdom | Yes |
| Tascomi Ltd | Northern Ireland | Northern Ireland | Yes | |
| TATA COMMUNICATIONS (UK) LIMITED | London | United Kingdom | No | |
| TATA CONSULTANCY SERVICES LIMITED | London | London | United Kingdom | No |
| Taylormaid Industries Limited | South East | United Kingdom | Yes | |
| Tazio Online Media Limited | Wales | Wales | Yes | |
| TBSCG | Uxbridge | London | United Kingdom | No |
| TD SYNNEX ADVANCED SERVICES LIMITED | South East | United Kingdom | Yes | |
| Team Challenge Apps Ltd | Scotland | Scotland | Yes | |
| Team Consulting International Limited | South West | United Kingdom | Yes | |
| Teamultra Limited | East Of England | United Kingdom | Yes | |
| Techbooq Ltd | West Midlands | United Kingdom | Yes | |
| Tech City Ventures Ltd | London | United Kingdom | Yes | |
| Techlabs London Ltd | South East | United Kingdom | Yes | |
| Tech Mahindra Limited | India | No | ||
| Techmodal Limited | South East | United Kingdom | Yes | |
| Technically Compatible Limited | North East | United Kingdom | Yes | |
| Techniche Emea Limited | London | United Kingdom | Yes | |
| Technimove Limited | London | United Kingdom | Yes | |
| Technognomi Ltd | West Midlands | United Kingdom | Yes | |
| TECHNOLOGY ASSOCIATES LIMITED | West Midlands | United Kingdom | Yes | |
| Technology Delivered Limited | South West | United Kingdom | Yes | |
| TECHNOLOGY ONE UK LIMITED | Reading | South East | United Kingdom | Yes |
| Technology Unbound Limited | West Midlands | United Kingdom | Yes | |
| Tecknuovo Ltd | London | United Kingdom | Yes | |
| Tectonic Technology Matchmakers Limited | London | United Kingdom | Yes | |
| TECTRADE COMPUTERS LIMITED | West Midlands | United Kingdom | Yes | |
| TEK Express Limited | South East | United Kingdom | Yes | |
| Teknobuilt Limited | London | United Kingdom | Yes | |
| Telappliant Limited | London | United Kingdom | Yes | |
| Telecom Resource Ltd | East Of England | United Kingdom | Yes | |
| TELEFONICA TECH NORTHERN IRELAND LIMITED | Northern Ireland | Northern Ireland | No | |
| TELEFONICA TECH UK LIMITED | South East | United Kingdom | No | |
| TELEFONICA TECH UK MANAGED SERVICES LIMITED | South East | United Kingdom | Yes | |
| TELEFONICA UK LIMITED | South East | United Kingdom | No | |
| TeleMessage Ltd | Petach Tikva | Israel | No | |
| Telent Technology Services Limited | West Midlands | United Kingdom | No | |
| Teleologic Limited | East Of England | United Kingdom | Yes | |
| TELEWARE LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Telljo Limited | South East | United Kingdom | Yes | |
| TELSTRA HEALTH UK LIMITED | London | United Kingdom | Yes | |
| Templar Executives Ltd | London | United Kingdom | Yes | |
| Temple Interactive Media Limited | London | United Kingdom | Yes | |
| TEN10 SOLUTIONS LIMITED | London | United Kingdom | Yes | |
| Tenacious Fox Ltd | London | United Kingdom | Yes | |
| Tendyn Consulting Limited | London | United Kingdom | Yes | |
| Tenian Limited | South East | United Kingdom | Yes | |
| Tenshi Consulting Ltd | London | United Kingdom | Yes | |
| TEQEX LTD | North West | United Kingdom | Yes | |
| TERADATA (UK) LIMITED | London | United Kingdom | No | |
| TERMINALFOUR SOLUTIONS LIMITED | Republic Of Ireland | Yes | ||
| TERRAQUEST SOLUTIONS LIMITED | West Midlands | United Kingdom | Yes | |
| Tes-Amm (Europe) Ltd. | Scotland | Scotland | Yes | |
| Tesm Limited | London | United Kingdom | Yes | |
| Tessolve Semiconductor Limited | South West | United Kingdom | Yes | |
| TESTHOUSE LIMITED | London | United Kingdom | Yes | |
| Testing Performance Limited | London | United Kingdom | Yes | |
| TEST PARTNERS LTD | London | United Kingdom | Yes | |
| TETRA TECH LIMITED | Yorkshire And The Humber | United Kingdom | No | |
| TETRUS SOLUTIONS LIMITED | South East | United Kingdom | Yes | |
| Textanywhere Limited | East Midlands | United Kingdom | Yes | |
| Texthelp Ltd. | Northern Ireland | Northern Ireland | Yes | |
| Texuna Technologies Ltd | London | United Kingdom | Yes | |
| THALES UK LIMITED | Reading | South East | United Kingdom | No |
| The 40C | London | London | United Kingdom | No |
| The Accessible Digital Documents Company Ltd | South East | United Kingdom | Yes | |
| The Antisocial Engineer Limited | North West | United Kingdom | Yes | |
| THE AUDIENCE AGENCY SERVICES LIMITED | North West | United Kingdom | Yes | |
| THE BERKELEY PARTNERSHIP LLP | London | United Kingdom | Yes | |
| The Bid Team Limited | Wales | Wales | Yes | |
| The Bunker Secure Hosting Limited | South East | United Kingdom | Yes | |
| THE BUSINESS SOFTWARE CENTRE LTD | South East | United Kingdom | Yes | |
| The Data Place Limited | South West | United Kingdom | Yes | |
| The Data Shed Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| The Developing Leaders Partnership Limited | London | United Kingdom | Yes | |
| The Development Manager Ltd | Worcester | West Midlands | United Kingdom | Yes |
| The Dextrous Web Ltd | Leeds | Yorkshire And The Humber | United Kingdom | Yes |
| The Digital Accessibility Centre Limited | Wales | Wales | Yes | |
| The Ekko Group Limited | West Midlands | United Kingdom | Yes | |
| The Fifth Business (Scotland) Limited | Scotland | Scotland | Yes | |
| The Fuel Group Limited | Leamington Spa | West Midlands | United Kingdom | Yes |
| The G2g3 Group Ltd. | Scotland | Scotland | Yes | |
| THE HACKETT GROUP LIMITED | London | United Kingdom | Yes | |
| The Hunter Springs Consultancy Limited | South East | United Kingdom | Yes | |
| THE INVIQA GROUP LIMITED | South East | United Kingdom | Yes | |
| The IT Health Limited Liability Partnership | South East | United Kingdom | Yes | |
| The Lava Group (NI) Limited | Northern Ireland | Northern Ireland | Yes | |
| The Morphix Company Limited | London | United Kingdom | Yes | |
| The Networking People (TNP) Limited | North West | United Kingdom | Yes | |
| The Nine Software Company Limited | North East | United Kingdom | Yes | |
| THE OTHER MEDIA LIMITED | London | United Kingdom | Yes | |
| THE PUBLIC SERVICE CONSULTANTS LIMITED | London | United Kingdom | Yes | |
| The Resourcing HUB Limited | London | United Kingdom | Yes | |
| THE RETHINK GROUP LIMITED | East Of England | United Kingdom | No | |
| The Scale Factory Limited | London | United Kingdom | Yes | |
| The Sensible Code Company Ltd | London | United Kingdom | Yes | |
| The Server Labs Ltd | London | United Kingdom | Yes | |
| The Sollis Partnership Limited | South East | United Kingdom | Yes | |
| The Stationery Office Limited | London | United Kingdom | No | |
| Theta Stack Limited | London | United Kingdom | Yes | |
| The Technology Forge Limited | London | United Kingdom | Yes | |
| The Ultimate Game Ltd | North East | United Kingdom | Yes | |
| THE UNIVERSITY OF LONDON | London | London | United Kingdom | No |
| The Videoconference Bureau Limited | North West | United Kingdom | Yes | |
| THE WAY AHEAD GROUP LIMITED | East Midlands | United Kingdom | No | |
| The Workcast Corporation Limited | North East | United Kingdom | Yes | |
| The Workforce Development Trust Limited | South West | United Kingdom | Yes | |
| The Working Manager Ltd | South West | United Kingdom | Yes | |
| Think Associates Limited | South East | United Kingdom | Yes | |
| THINKPROJECT UK LIMITED | Gloucester | South West | United Kingdom | Yes |
| Think Share Limited | Scotland | Scotland | Yes | |
| THINKWHERE LIMITED | Scotland | Scotland | Yes | |
| Thintech Limited | South East | United Kingdom | Yes | |
| THIRDSPACE LTD. | London | United Kingdom | Yes | |
| THIRSTY HORSES SOLUTIONS LTD | North West | United Kingdom | Yes | |
| This Is Focus Ltd | South West | United Kingdom | Yes | |
| THOMSON REUTERS GROUP LIMITED | London | United Kingdom | No | |
| Thoughtworks, Ltd | London | United Kingdom | No | |
| THRIVE.APP LTD | Northern Ireland | Northern Ireland | Yes | |
| Thrive Therapeutic Software Limited | West Midlands | United Kingdom | Yes | |
| THROUGH TECHNOLOGY LIMITED | London | United Kingdom | Yes | |
| Thumbtel Ltd | London | United Kingdom | Yes | |
| Thunderhead Ltd | North West | United Kingdom | Yes | |
| Thymometrics Limited | East Of England | United Kingdom | Yes | |
| TIALIS ESSENTIAL IT MANAGE LIMITED | South East | United Kingdom | Yes | |
| Tiani Spirit Limited | South West | United Kingdom | Yes | |
| Tibus Limited | Wales | Wales | Yes | |
| Ticketsolve Limited | Republic Of Ireland | Yes | ||
| Tidey Electrical Limited | East Of England | United Kingdom | Yes | |
| Tier 1 Asset Management Limited | North West | United Kingdom | Yes | |
| Tier-3 Security Limited | South East | United Kingdom | Yes | |
| TierOne Technologies, Inc | Mississauga | Canada | Yes | |
| TIEVA LIMITED | Leeds | Yorkshire And The Humber | United Kingdom | No |
| Tigerspike Ltd | London | United Kingdom | Yes | |
| T-Impact Limited | South East | United Kingdom | Yes | |
| TIM Rivett Consulting Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Tisski Limited | East Midlands | United Kingdom | Yes | |
| Tivarri Limited | South West | United Kingdom | Yes | |
| TIVIAN LIMITED | London | United Kingdom | Yes | |
| TKP Consulting Services Limited | East Of England | United Kingdom | Yes | |
| Tlmnexus Ltd | South East | United Kingdom | Yes | |
| TMI Systems Limited | South East | United Kingdom | Yes | |
| Tmwk Limited | London | United Kingdom | Yes | |
| Tocalabs Limited | London | United Kingdom | Yes | |
| TOGETHERALL LTD | London | United Kingdom | Yes | |
| Tolomy Ltd. | South East | United Kingdom | Yes | |
| Tonnik Consulting Ltd | West Midlands | United Kingdom | Yes | |
| Toolagen Limited | South East | United Kingdom | Yes | |
| Tootechnical Limited | South West | United Kingdom | Yes | |
| Toplevel Computing Limited | South East | United Kingdom | Yes | |
| TOPSEC CLOUD SOLUTIONS LIMITED | Republic Of Ireland | Yes | ||
| Torchbox Ltd | South East | United Kingdom | Yes | |
| Tori Global Limited | London | United Kingdom | Yes | |
| Torque2 Limited | East Of England | United Kingdom | Yes | |
| Total Computer Networks Limited | East Midlands | United Kingdom | No | |
| TOTAL ENTERPRISE SOLUTIONS LIMITED | West Midlands | United Kingdom | Yes | |
| TOTAL INTELLIGENCE LIMITED | South East | United Kingdom | Yes | |
| TOTALLY COMMUNICATIONS LIMITED | London | United Kingdom | Yes | |
| TOTALMOBILE LIMITED | Northern Ireland | Northern Ireland | Yes | |
| TOWNBASE LIMITED | East Of England | United Kingdom | Yes | |
| TP GROUP LIMITED | South West | United Kingdom | No | |
| Tpoint Solutions Limited | London | United Kingdom | Yes | |
| TPXIMPACT DATA LIMITED | London | United Kingdom | Yes | |
| TPXIMPACT EXPERIENCE LIMITED | London | London | United Kingdom | Yes |
| TPXIMPACT LIMITED | London | London | United Kingdom | Yes |
| TPXIMPACT SCOTLAND LIMITED | Scotland | Scotland | Yes | |
| Trace Solutions Limited | London | United Kingdom | Yes | |
| TRACK A PHONE LIMITED | North East | United Kingdom | Yes | |
| TRAC SYSTEMS LTD | East Midlands | United Kingdom | Yes | |
| Tractivity Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Tradax Ltd | South East | United Kingdom | Yes | |
| Trade Accelerator Limited | London | United Kingdom | No | |
| Tradeshift Network Ltd | London | United Kingdom | Yes | |
| Transalis Limited | South East | United Kingdom | Yes | |
| TRANSCEND360 LTD | London | United Kingdom | Yes | |
| Transforming Healthcare Consultancy Limited | South East | United Kingdom | Yes | |
| TRANSFORMING SYSTEMS LIMITED | London | United Kingdom | Yes | |
| TRANSITION TECHNOLOGIES MANAGED SERVICES LTD | London | United Kingdom | Yes | |
| Transmedia Storyteller Ltd | London | United Kingdom | Yes | |
| Transparity Solutions Limited | South West | United Kingdom | Yes | |
| Transport Research Laboratory Limited | South East | United Kingdom | Yes | |
| TRANSUNION INFORMATION GROUP LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| TRELLYZ LIMITED | London | United Kingdom | Yes | |
| Tresorit AG | Niederteufen | Switzerland | Yes | |
| Triad Group PLC | South East | United Kingdom | Yes | |
| Tribal Dynamics Limited | South West | United Kingdom | Yes | |
| Tribal Education Limited | South West | United Kingdom | No | |
| Tribepad Group Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Tribe Telecommunications Group Ltd | South East | United Kingdom | Yes | |
| Tricerion Limited | East Of England | United Kingdom | Yes | |
| Tricostar Software Ltd | London | United Kingdom | Yes | |
| TRILLIUM SYSTEMS LIMITED | London | United Kingdom | Yes | |
| Trimble Europe BV | No | |||
| TRIMBLE UK LIMITED | East Of England | United Kingdom | Yes | |
| Trivoni Software Ltd | North West | United Kingdom | Yes | |
| Tru-Digital Group Limited | South East | United Kingdom | Yes | |
| Truewind UK Limited | London | United Kingdom | Yes | |
| Trustid Limited | South East | United Kingdom | Yes | |
| Trustmarque Solutions Limited | London | United Kingdom | No | |
| Truststream Security Solutions Limited | Scotland | Scotland | Yes | |
| Trypeek Limited | North West | United Kingdom | No | |
| T-SYSTEMS LIMITED | London | United Kingdom | No | |
| Tullo Marshall Warren Limited | London | United Kingdom | Yes | |
| Turnkey Computer Technology Limited | Scotland | Scotland | Yes | |
| TURN-KEY CONSULTANTS LIMITED | South East | United Kingdom | Yes | |
| Turnkey Consulting (UK) Limited | London | United Kingdom | Yes | |
| Turnstone Services Ltd | London | United Kingdom | Yes | |
| Turtl Surf & Immerse Limited | London | United Kingdom | Yes | |
| TWENTY SEVEN CONSULTING LTD | London | United Kingdom | Yes | |
| Twentysix Limited | London | United Kingdom | Yes | |
| Twin Technology Limited | East Of England | United Kingdom | Yes | |
| Twisted Fish IT Limited | South East | United Kingdom | Yes | |
| TWM E8 Limited | South West | United Kingdom | Yes | |
| Txtlocal Limited | London | United Kingdom | Yes | |
| TYK Technologies Limited | London | United Kingdom | Yes | |
| Uasabi Limited | London | United Kingdom | Yes | |
| UBDS IT CONSULTING LIMITED | United Kingdom | Yes | ||
| UBERTAS CONSULTING LIMITED | London | United Kingdom | Yes | |
| UC Network Solutions Limited | London | United Kingdom | Yes | |
| Ucomply Limited | East Of England | United Kingdom | Yes | |
| Uipath Limited | London | United Kingdom | Yes | |
| UK ALLIED ASSOCIATES LIMITED | London | United Kingdom | Yes | |
| UK Backup Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| UK CLOUD CONSULTING LIMITED | South East | United Kingdom | Yes | |
| UKCLOUD LTD | London | United Kingdom | Yes | |
| UKN Group Limited | South East | United Kingdom | Yes | |
| ULTIMA BUSINESS SOLUTIONS LTD. | South East | United Kingdom | No | |
| Ultimate Technologies Limited | South East | United Kingdom | Yes | |
| Ultimedia Limited | South East | United Kingdom | Yes | |
| Ultra Electrics Limited | East Of England | United Kingdom | Yes | |
| Ultralinq Healthcare Solutions Ltd | South East | United Kingdom | Yes | |
| Ultramed Limited | Penryn | South West | United Kingdom | Yes |
| Ultranyx Ltd | Wales | Wales | Yes | |
| Ultris Limited | London | United Kingdom | Yes | |
| UNBOXED CONSULTING LIMITED | London | United Kingdom | Yes | |
| UNDER OUR UMBRELLA LIMITED | East Of England | United Kingdom | Yes | |
| UNIFIEDPOST LIMITED | North West | United Kingdom | Yes | |
| Unifii Limited | London | United Kingdom | Yes | |
| UNIFY BUSINESS SOLUTIONS LIMITED | East Midlands | United Kingdom | Yes | |
| Unilink Software Limited | London | United Kingdom | Yes | |
| UNILY LIMITED | Guildford | South East | United Kingdom | Yes |
| UNIPART SECURITY SOLUTIONS LIMITED | South East | United Kingdom | Yes | |
| Unisys Limited | South East | United Kingdom | No | |
| UNIT4 BUSINESS SOFTWARE LIMITED | Yorkshire And The Humber | United Kingdom | No | |
| United Security Providers UK Limited | South East | United Kingdom | Yes | |
| Unity Five Limited | South West | United Kingdom | Yes | |
| University of Nottingham (The) | Nottingham | East Midlands | United Kingdom | No |
| UNIwise ApS | Aarhus | Denmark | Yes | |
| UNRVLD LTD | London | United Kingdom | Yes | |
| UPBEAT NORTH LIMITED | South West | United Kingdom | Yes | |
| Upland Software, Inc | Austin | United States | No | |
| Upstream Outcomes Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Urbantide Limited | London | United Kingdom | Yes | |
| Usecure Ltd | North West | United Kingdom | Yes | |
| User Centric Ltd | South West | United Kingdom | Yes | |
| User Experience S.L | Sevilla | Spain | Yes | |
| User Vision Ltd. | Scotland | Scotland | Yes | |
| USERZOOM LIMITED | North West | United Kingdom | Yes | |
| Vaamg Consulting Limited | South East | United Kingdom | Yes | |
| Vacancy Filler Limited | East Midlands | United Kingdom | Yes | |
| VALAMIS LEGACY UK LIMITED | East Midlands | United Kingdom | Yes | |
| VALCON GROUP UK LIMITED | London | United Kingdom | Yes | |
| Valiantys Limited | London | United Kingdom | Yes | |
| VALTECH LIMITED | London | United Kingdom | No | |
| Valueworks Ltd | Wigan | North West | United Kingdom | Yes |
| Vantage Consulting (Midlands) Limited | West Midlands | United Kingdom | Yes | |
| Velocity IT Ltd | South East | United Kingdom | Yes | |
| Velocity RDT Limited | South East | United Kingdom | Yes | |
| VELOCITY TECHNOLOGY SOLUTIONS UK LIMITED | Scotland | Scotland | Yes | |
| VendorPanel | Melbourne | United States | Yes | |
| Venn Group Limited | London | United Kingdom | No | |
| Venture 1 Consulting Limited | London | United Kingdom | Yes | |
| Veracity Consulting Ltd. | South East | United Kingdom | Yes | |
| Veran Performance Limited | South East | United Kingdom | Yes | |
| Verelogic Limited | South West | United Kingdom | Yes | |
| Verimuchme Ltd | London | United Kingdom | Yes | |
| VERINT SYSTEMS UK LIMITED | South East | United Kingdom | No | |
| Verisae, Inc. | United States | No | ||
| VERISEC LIMITED | West Midlands | United Kingdom | Yes | |
| VERITAS TECHNOLOGIES (UK) LIMITED | South East | United Kingdom | No | |
| VERIZON UK LIMITED | South East | United Kingdom | No | |
| VERNE GLOBAL LTD | London | United Kingdom | Yes | |
| Verseone Group Ltd | South East | United Kingdom | Yes | |
| VERSION 1 SOLUTIONS LIMITED | Redditch | West Midlands | United Kingdom | No |
| Versive, Inc | Seattle | United States | No | |
| Vertergi Limited | East Of England | United Kingdom | Yes | |
| Vertical Structure Ltd | Northern Ireland | Northern Ireland | Yes | |
| VERVE COMMUNICATIONS LIMITED | London | United Kingdom | Yes | |
| Veryconnect Limited | Scotland | Scotland | Yes | |
| VESTIGIUM SERVICES LIMITED | East Of England | United Kingdom | Yes | |
| Vetsa Consulting Services Ltd | West Midlands | United Kingdom | Yes | |
| VFA Limited | South East | United Kingdom | Yes | |
| Victoria Forms | Bury St Edmunds | East Of England | United Kingdom | No |
| Vidatec Ltd | Scotland | Scotland | Yes | |
| Vidhur Solutions Ltd | London | United Kingdom | Yes | |
| Viewdeck Consulting Limited | London | United Kingdom | Yes | |
| Vigilant Applications Limited | South East | United Kingdom | Yes | |
| VIMA CONSULTANCY LIMITED | South West | United Kingdom | Yes | |
| Virtrium Limited | South East | United Kingdom | Yes | |
| VIRTUAL COLLEGE LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Virtual Operations Limited | East Of England | United Kingdom | Yes | |
| Virtualstock Limited | South East | United Kingdom | Yes | |
| Virtual VIX Ltd | North West | United Kingdom | Yes | |
| VIRTUOSO IT LIMITED | London | United Kingdom | Yes | |
| Virtustream UK Limited | London | United Kingdom | Yes | |
| Visionable Ltd | London | United Kingdom | Yes | |
| Vision ERP Limited | West Midlands | United Kingdom | Yes | |
| Visionhall Information Systems Limited | South East | United Kingdom | Yes | |
| Visionist Limited | South East | United Kingdom | No | |
| Visionware Limited | Scotland | Scotland | Yes | |
| Vistair Systems Limited | South West | United Kingdom | Yes | |
| Visual Metrics Limited | North West | United Kingdom | Yes | |
| Vitanium Cloud Limited | East Of England | United Kingdom | Yes | |
| Vivantio Limited | South West | United Kingdom | Yes | |
| VIX Digital Ltd | North West | United Kingdom | Yes | |
| VIX Technology UK Limited | Epsom | South East | United Kingdom | Yes |
| Vizolution Limited | Wales | Wales | Yes | |
| Vldb Solutions Limited | North West | United Kingdom | Yes | |
| Vmhosts Limited | East Of England | United Kingdom | Yes | |
| Vmware UK Limited | South West | United Kingdom | No | |
| Vocalink Limited | London | United Kingdom | No | |
| Vodafone Limited | South East | United Kingdom | No | |
| VODANILE LTD. | London | United Kingdom | Yes | |
| Vohkus Limited | Fareham | South East | United Kingdom | No |
| Voice 2 Voice Limited | London | United Kingdom | Yes | |
| Voicehost Limited | East Of England | United Kingdom | Yes | |
| Vorboss Limited | London | United Kingdom | Yes | |
| Vortex IOT Limited | London | United Kingdom | Yes | |
| Vouchcom Limited | London | United Kingdom | Yes | |
| Vox Generation Limited | East Of England | United Kingdom | Yes | |
| Voxsio Limited | Scotland | Scotland | Yes | |
| VRM Technology Limited | London | United Kingdom | Yes | |
| Vrsm Ltd | North West | United Kingdom | Yes | |
| VST Enterprises Limited | East Midlands | United Kingdom | Yes | |
| Vysiion Limited | London | United Kingdom | Yes | |
| W3 PARTNERSHIP LIMITED | South East | United Kingdom | Yes | |
| Wagestream Ltd | London | United Kingdom | Yes | |
| Walhalla Data Center Services, SL | Madrid | Spain | Yes | |
| Wallet.Services (Scotland) Limited | Scotland | Scotland | Yes | |
| WALTEC SOLUTIONS LIMITED | East Of England | United Kingdom | Yes | |
| Wandel Box Limited | South East | United Kingdom | Yes | |
| Wandera Limited | South East | United Kingdom | Yes | |
| WANdisco, Inc | San Ramon | United States | Yes | |
| Wanstor Ltd | London | United Kingdom | Yes | |
| Wardentech Ltd | London | United Kingdom | Yes | |
| WARN AND CO LIMITED | South East | United Kingdom | Yes | |
| Waterstons Limited | North East | United Kingdom | Yes | |
| Wavenet Limited | West Midlands | United Kingdom | No | |
| WAVESTONE ADVISORS UK LIMITED | London | United Kingdom | Yes | |
| Waysphere Limited | South East | United Kingdom | Yes | |
| Wazoku Limited | London | United Kingdom | Yes | |
| WE ARE BPR LIMITED | South East | United Kingdom | Yes | |
| WE Are London Limited | London | United Kingdom | Yes | |
| Weavee Ltd | London | United Kingdom | Yes | |
| Weaveworks Ltd | London | United Kingdom | Yes | |
| Webarch Co-operative Limited | Sheffield | Yorkshire And The Humber | United Kingdom | Yes |
| WEB ARCHITECTURE AND TECHNOLOGIES LTD | London | United Kingdom | Yes | |
| Webbased Limited | South West | United Kingdom | Yes | |
| Webcredible Limited | London | United Kingdom | Yes | |
| Webcurl Limited | South East | United Kingdom | Yes | |
| Web Labs Limited | South East | United Kingdom | Yes | |
| Weblogik Limited | East Of England | United Kingdom | Yes | |
| We Brand | Yes | |||
| WEBSITE DEVELOPMENT LTD | East Midlands | United Kingdom | Yes | |
| Welfare Call (LAC) Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| Welldata Ltd | London | United Kingdom | Yes | |
| Wellingtone Limited | South East | United Kingdom | Yes | |
| WEM Technology Limited | London | United Kingdom | Yes | |
| Westbrook International Limited | London | United Kingdom | Yes | |
| Westgate IT Limited | South East | United Kingdom | Yes | |
| Westhill Commercial Limited | South East | United Kingdom | Yes | |
| West Midlands Ambulance Service NHS Foundation Trust | Brierley Hill | West Midlands | United Kingdom | No |
| Westthor Limited | North West | United Kingdom | Yes | |
| Whitespace Work Software Limited | South East | United Kingdom | Yes | |
| WHITESPIDER ENTERPRISE SERVICES LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Whosoff Limited | South East | United Kingdom | Yes | |
| WIDER PLAN LTD | West Midlands | United Kingdom | Yes | |
| Wifispark Limited | South West | United Kingdom | Yes | |
| Wiggly-Amps Limited | East Midlands | United Kingdom | Yes | |
| Wilmite Limited | North East | United Kingdom | Yes | |
| Winaim Limited | London | United Kingdom | Yes | |
| Windy Haven Limited | London | United Kingdom | Yes | |
| Wininfo Limited | London | United Kingdom | Yes | |
| Wipro Appirio UK Limited | Wales | Wales | Yes | |
| Wipro Holdings (UK) Limited | London | United Kingdom | Yes | |
| Wired Marketing Ltd | North West | United Kingdom | Yes | |
| Wired Plus Ltd | Yorkshire And The Humber | United Kingdom | Yes | |
| WIREFAST LIMITED | London | United Kingdom | Yes | |
| Wishful Thinking Fundamentals Limited | South East | United Kingdom | Yes | |
| WITHSECURE LIMITED | South East | United Kingdom | No | |
| Wizards Limited | South East | United Kingdom | Yes | |
| WizZki Recruit Limited | Carrigaline | Ireland | Yes | |
| WM REPLY LIMITED | London | United Kingdom | Yes | |
| Wolberry Limited | East Of England | United Kingdom | Yes | |
| Wonder Books Ltd | West Midlands | United Kingdom | Yes | |
| WOODWARD ASSOCIATES LIMITED | South East | United Kingdom | Yes | |
| Workbooks Online Limited | South East | United Kingdom | Yes | |
| Workday Limited | Republic Of Ireland | No | ||
| WORKFLOW SCIENCE LIMITED | West Midlands | United Kingdom | Yes | |
| Workfront, Ltd. | South East | United Kingdom | Yes | |
| Workinconfidence Limited | South East | United Kingdom | Yes | |
| Working Time Solutions Limited | South East | United Kingdom | Yes | |
| Workspace IT Limited | South East | United Kingdom | Yes | |
| WORKTRIBE LTD | South West | United Kingdom | Yes | |
| Workvisible Ltd | Scotland | Scotland | Yes | |
| Workwiz Limited | South East | United Kingdom | Yes | |
| Worldline IT Services UK Limited | East Midlands | United Kingdom | No | |
| WorldReach Software Corporation | Ottawa | Canada | Yes | |
| Worth Internet Systems | London | London | United Kingdom | No |
| Wottabyte Limited | North West | United Kingdom | Yes | |
| Wovex Limited | South East | United Kingdom | Yes | |
| WPC Software Limited | South West | United Kingdom | Yes | |
| Wso2 (UK) Limited | South East | United Kingdom | Yes | |
| Wurumal Limited | South West | United Kingdom | Yes | |
| Xactium Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| Xais Asset Management Limited | South East | United Kingdom | Yes | |
| Xalient Holdings Limited | North West | United Kingdom | Yes | |
| Xansium Consulting Limited | South West | United Kingdom | Yes | |
| Xbim Ltd. | North East | United Kingdom | Yes | |
| Xceliant Limited | West Midlands | United Kingdom | Yes | |
| Xenium Solutions Limited | South East | United Kingdom | Yes | |
| XERO (UK) LIMITED | South East | United Kingdom | No | |
| Xiatech Consulting Ltd | East Of England | United Kingdom | Yes | |
| Xledger Limited | South West | United Kingdom | Yes | |
| XMA Limited | East Midlands | United Kingdom | No | |
| XMATTERS | London | London | United Kingdom | No |
| Xnet Chambers LLP | Scotland | Scotland | Yes | |
| X-NET II LIMITED | Scotland | Scotland | Yes | |
| Xoomworks Limited | London | United Kingdom | Yes | |
| Xpand Group Ltd | Northern Ireland | Northern Ireland | Yes | |
| XPEDITION LIMITED | London | United Kingdom | Yes | |
| Xpertex Ltd | London | United Kingdom | Yes | |
| XRM Technology Ltd | London | United Kingdom | Yes | |
| YASH TECHNOLOGIES EUROPE LIMITED | South East | United Kingdom | Yes | |
| YELLOWFIN EMEA LTD | London | United Kingdom | Yes | |
| Yesplan NV | Ghent | Belgium | No | |
| YORKMETRICS LIMITED | Yorkshire And The Humber | United Kingdom | Yes | |
| Yoti Ltd | London | United Kingdom | Yes | |
| YOTTA LIMITED | South East | United Kingdom | Yes | |
| Yourlocal.Website Limited | East Of England | United Kingdom | Yes | |
| Your.Md Limited | London | United Kingdom | Yes | |
| Yudu Limited | North West | United Kingdom | Yes | |
| ZAIKU GROUP LTD | North West | United Kingdom | Yes | |
| Zaizi Ltd | London | United Kingdom | Yes | |
| ZALARIS UK LIMITED | South East | United Kingdom | Yes | |
| Zayachy Limited | South West | United Kingdom | Yes | |
| Zeal Solutions Limited | East Midlands | United Kingdom | Yes | |
| Zeefix Consulting Limited | South East | United Kingdom | Yes | |
| ZELLIS UK LIMITED | Almondsbury | South West | United Kingdom | No |
| Zendesk Inc. | San Francisco | United States | No | |
| Zengenti Limited | Ludlow | West Midlands | United Kingdom | Yes |
| Zenith Project Solutions Limited | West Midlands | United Kingdom | Yes | |
| Zennor Consulting Limited | South West | United Kingdom | Yes | |
| Zenotech Ltd | Wales | Wales | Yes | |
| Zentel Computers Limited | South East | United Kingdom | Yes | |
| Zesty Limited | London | United Kingdom | Yes | |
| Zetasafe Limited | North West | United Kingdom | Yes | |
| Zimmer And Peacock Limited | West Midlands | United Kingdom | Yes | |
| Zimovi Limited | Yorkshire And The Humber | United Kingdom | Yes | |
| ZINC DIGITAL BUSINESS SOLUTIONS LIMITED | East Midlands | United Kingdom | Yes | |
| Zipporah Ltd | Wales | Wales | Yes | |
| Zippy Zebra Limited | South West | United Kingdom | Yes | |
| Zitec Com SRL | Bucharest | Romania | No | |
| Znergy Limited | London | United Kingdom | Yes | |
| Zobi Limited | East Of England | United Kingdom | Yes | |
| Zodiac Media Ltd | Wales | Wales | Yes | |
| Zoocha Limited | East Of England | United Kingdom | Yes | |
| Zoom Video Communications Inc | San Jose | United States | No | |
| ZOONOU LIMITED | South East | United Kingdom | Yes | |
| Zsah Limited | London | United Kingdom | Yes | |
| ZUHLKE ENGINEERING LTD. | London | United Kingdom | Yes | |
| Zylpha Ltd | South East | United Kingdom | Yes | |
| Zyper Ltd | South East | United Kingdom | Yes |