- Cartridge World (Uxbridge)
- 01895 270472 - Dellfield Pde High St, Cowley, Uxbridge, Middlesex, UB8 2EN
- P C House (UK) Ltd
- 01895 811132 - Unit 20, Sarum Complex, Salisbury Road, Uxbridge, Middlesex, UB8 2RZ
- Tomo Computer Services
- 01895 449997 - Tomo Industrial Estate, Packet Boat Lane, Uxbridge, Middlesex, UB8 2JP
- A Boville Wright Ltd
- 01895 450300 - 127-128 High Street, Uxbridge, Middlesex, UB8 1DJ
- Paul Grimshaw
- 179 High Street, Uxbridge, Middlesex, UB8 1LA
- Computer Technology Support
- 01895 436091 - West Drayton, Middlesex, UB7 7LH
- Golden Star Computer
- 01895 430333 - Rainbow Industrial Estate, Trout Road, West Drayton, Middlesex, UB7 7XT
- Loudcloud
- 020 87575600 - Abbey House, 450 Bath Road, West Drayton, Middlesex, UB7 0EB
- Amplio
- 01895 424480 - Unit F, Horton Close, West Drayton, Middlesex, UB7 8EB
- Infin Data Systems
- 01753 655311 - 205 The Parkway, Iver, Buckinghamshire, SL0 0RQ
- EDS
- 020 88488989 - 4 Roundwood Avenue, Stockley Park, Uxbridge, Middlesex, UB11 1BQ
- EDS (Hounslow)
- 020 88488989 - Hoechst Ho Salisbury Rd, Uxbridge, Middlesex, UB11 1BQ
- Chorus Networks
- 01895 633037 - Panstar Ho Swakeleys Rd, Uxbridge, Middlesex, UB10 8DF
- Murphy It Services
- 01895 904554 - 95 Glebe Avenue, Uxbridge, Middlesex, UB10 8PF
- Custom Built PCs
- 01895 622605 - 39 Kingswear Road, Ruislip, Middlesex, HA4 6AY
- Enigma Computers
- 020 88424666 - 532 Victoria Road, Ruislip, Middlesex, HA4 0HD
- Mik's Machines
- 020 88699874 - West London, HA4 9SW
- It Repair Ltd
- 08443 571080 - 01 Chancerygate Business Centre, Stonefield Way, South Ruislip, London, HA4 0JA
- Futuro It Solutions Ltd
- 020 88412384 - 24 South Park Way, South Ruislip, Middlesex, HA4 6UL