- Cartridge World (Harrow)
- 020 89669902 - 243 Imperial Drive, Harrow, Middlesex, HA2 7HE
- Computer Solutions
- 020 84227570 - 7 Sandringham Crescent, Harrow, Middlesex, HA2 9BW
- Global Link Computer Services
- 020 84263950 - 1 South Hill Avenue, South Harrow, Harrow, Middlesex, HA2 0DU
- J & R Business Systems
- 020 88683345 - 246 Imperial Drive, Harrow, Middlesex, HA2 7HJ
- One Stop Computer Services
- 020 84238689 - 316 Northolt Rd, Harrow, HA2 8EE
- Laptop Repair Centres
- 020 31141028 - 69 Headstone Gardens, Harrow, Middlesex, HA2 6PJ
- Anzed Computer Services
- 020 88639998 - 71 Bonnersfield Lane, Harrow, Middlesex, HA1 2LH
- Computaform
- 020 84235005 - 4 Merivale Road, Harrow, Middlesex, HA1 4BH
- Lexus Business Services
- 020 84234224 - 4 Merivale Road, Harrow, Middlesex, HA1 4BH
- Signal House
- 020 88636777 - 16 Lyon Rd, Harrow, HA1 2AG
- Pc Wizards Onsite
- 0800 6785788 - 176 Station Road, Harrow, Middlesex, HA1 2AE
- Ktronix
- 020 84291650 - 96 Field End Road, Eastcote, Middlesex, HA5 1RL
- James Medway
- 20 Southbourne Close, Pinner, Middlesex, HA5 5BA
- WeWillFixIt Ltd
- 0870 2854705 - 175 Woodcroft, London Road, Stanmore, Middlesex, HA7 4PN
- C N E Computers
- 020 89302129 - 241-243 Preston Road, Harrow, Middlesex, HA3 0PS
- Cartec
- 020 89078989 - Northwick House, 191-193 Kenton Road, Harrow, Middlesex, HA3 0EY
- Euroland Computers
- 020 89073846 - 172 Kingshill Drive, Harrow, Middlesex, HA3 8QS
- Infosoft Solutions
- 020 89091313 - Kenton Pk Pde Kenton Rd, Harrow, Middlesex, HA3 8DQ
- Streamline Computer Service
- 020 89086043 - 303 Preston Road, Harrow, Middlesex, HA3 0QQ
- Pcf Equipment Leasing
- 020 89018030 - Letchford Ho Headstone La, Harrow, HA3 6PE
- Technomart
- 020 88632225 - Marlborough Ho High St, Wealdstone, Harrow, Middlesex, HA3 5DX
- Am Computers
- 020 84273089 - 2 Forsyth House, Wealdstone, Uk, HA3 7TU
- Cartridge World (Edgeware)
- 020 89527315 - 134 High Street, Edgware, Middlesex, HA8 7EL
- H2o Networks
- 020 89053333 - 35 Highview Avenue, Edgware, Middlesex, HA8 9TX
- N T Associates
- 020 86215555 - 14 Maytree Close, Edgware, Middlesex, HA8 8XX
- Pcsupporter.co.uk
- 020 89515584 - 12 Garden City, Edgware, Middlesex, HA8 7NQ
- Collheath Computer Services Ltd
- 0845 2503139 - 58 Mutchetts Close, Watford, Herefordshire, WD25 9TS
- Hemini
- 020 82072000 - Stirling Wy, Borehamwood, Hertfordshire, WD6 2BT
- At Your Door PC Repairs
- 0808 1553015 - 22 Wordsworth Gardens, Borehamwood, Hertfordshire, WD6 2AH
- Easyipeasy
- 020 87360500 - Churchill Ho Stirling Wy, Borehamwood, Hertfordshire, WD6 2HP
- International Business Systems
- 020 82075655 - Elstree Wy, Borehamwood, WD6 1HZ
- Storm-IT (Borehamwood)
- 020 87360088 - Churchill House Stirling Way, Borehamwood, Hertfordshire, WD6 2HP
- V I S Inc & Susideries
- 020 83871488 - Kinetic Centre Theobald Street, Borehamwood, Hertfordshire, WD6 4PJ
- Half Price Ink Cartridge
- 020 83816265 - 10 Shenley Road, Borehamwood, Hertfordshire, WD6 1DL
- The Ink Laboratory
- 38 Shenley Road, Borehamwood, Hertfordshire, WD6 1DR
- 144 Computing
- 020 83869345 - 2 Milland Court, Borehamwood, Hertfordshire, WD6 5RX