- Cartridge World (Wembley)
- 020 89041551 - 37 Court Parade, Wembley, Middlesex, HA0 3HS
- Computer Solutions 2000
- 020 89220016 - 10 Holland Road, Wembley, Middlesex, HA0 4RH
- Gultronics Direct
- 020 89919001 - Audio House, 278 Abbeydale Road, Wembley, Middlesex, HA0 1TW
- Pearson Systems
- 020 87338283 - 497 Sunleigh Road, Wembley, Middlesex, HA0 4LY
- Support Lounge Ltd
- 0800 0199340 - 3 Dean Court, Wembley, Middlesex, HA0 3PU
- Want Pc Help
- 0800 2118057 - Harrowdene Close, Wembley, London, HA0 2JE
- 2nd Millenium Computer Services
- 020 89083939 - Wembley Commercial Cntr East La, Wembley, Middlesex, HA9 7UR
- Advent Data
- 020 89044333 - Bldg 56 Gec Est Magnet Rd, Wembley, Middlesex, HA9 7RG
- Audio Related Technology Ltd
- 020 89086777 - 12 Quad Road, East Lane, Wembley, Middlesex, HA9 7NE
- Micro & Peripheral Computer Services
- 020 89086710 - 55 Thirlmere Gardens, Wembley, Middlesex, HA9 8RH
- P M Solutions
- 020 89072139 - Wembley Commercial Cntr East La, Wembley, Middlesex, HA9 7UR
- Hardware Trade Technology Ltd
- 0870 6092441 - Unit 11, I.b Centre, Southway, Wembley, Middlesex, HA9 0HB
- Its Ltd
- Empire Way, Wembley, Middlesex, HA9 0QL
- Wembley Computer Solutions
- 07908 855883 - Pembroke Road, Brent, Middlesex, HA9 7PD
- Micro Minder PLC
- 020 87996883 - 8a Wadsworth Road, Perivale, Greenford, Middlesex, UB6 7JD
- Arora Computer Svce
- 020 85756710 - 91 Portland Crescent, Greenford, Middlesex, UB6 9EX
- Data Capture Solutions
- 020 89976718 - Research Ho Fraser Rd, Perivale, Greenford, Middlesex, UB6 7AQ
- Haiworld
- 020 84228000 - 1215 Greenford Road, Greenford, Middlesex, UB6 0HY
- Hendry Associates
- 020 84231150 - 5 Wadham Gardens, Greenford, Middlesex, UB6 0BP
- Imagebase Technology
- 020 89911396 - Tin Research Inst Fraser Rd, Perivale, Greenford, Middlesex, UB6 7AQ
- Icebytes
- 020 85757005 - 45 The Broadway, Greenford, Middlesex, UB6 9PN