Companies
- A Lawrie (Software)
- A. Parsons
- Abacus Electronics
- ABERSOFT
- ACS Software
- Andover Software Kits
- Andrew Developments
- Anglo-Southern Software
- Artic Computing
- Automata Ltd
- AVC Software
- BASICare Microsystems, Inc.
- BI-PAK Semiconductors
- Bridge Software
- Bug-Byte Software
- Butler, Currie & Hook
- Calpac Computer Software
- Cambridge Microelectronics
- Campbell Systems
- CDS Micro Systems
- Cobra Technology Limited
- Collins Computing
- Comp Shop, Ltd.
- Componedex Ltd.
- Comprocsys, Ltd
- Compusound
- Computex Cases
- Control Technology
- Crown Computers
- Crystal Computing
- D. Bruce Electronics
- D. C. Roberts
- D. Fritsch
- Datametrics
- DCP Microdevelopments Ltd.
- Digital Integration
- Downsway Electronic Ltd
- Dunrobin Software
- East London Robotics
- EconoTech
- Emvee Software
- EPROM Services
- Felix Software
- Filesixty
- Fisher-Marriott Software
- Fulcrum Products
- Fuller Micro Systems
- Ground Control
- Haven Hardware
- Hewson Consultants
- Hilderbay Ltd.
- Hilton Computer Services
- HiSoft Systems
- J Edmonds
- J. K. Greye Software
- J. P. Gibbons
- JRS Software
- Kayde Electronic Systems Ltd.
- Kempston Micro Electronics
- Ken Osborne
- LINSAC
- Logan Software
- M. A. Smith
- M. C. Lothlorien
- Macronics
- Martech Games
- Micro Computer Software UK
- Micromega
- Microscene
- Microx
- Midwich Computer Co., Ltd
- Mine of Information
- Musamy Software
- Namal Associates
- Nick Godwin
- Nimrod Software
- Notting Dale Technology Centre
- Oasis Software
- Orme Electronics
- P. Joy
- P. Nethercot & R. Rackstraw
- Panda Software
- Paul Shreeve Software
- Personal Software Services
- R & R Software
- RD Laboratories
- Redditch Electronics
- Richard Francis
- Rose Cassettes
- Scisoft
- Simpson Software
- Softest
- Software Farm, The
- Software Supermarket
- Spencer Software
- Stephen Adams
- Sussex Software House
- Tasman Software
- Technomatic
- Thurnall Electronics
- Tim Humphries
- Traffic Technology Limited
- Trixieware
- TV Service of Cambridge Ltd
- Ultimate Software
- Wida Software
- William Stuart Systems
- Wyncom
- Youngs' Computer Publications
- ZX-Guaranteed