| A1 Computer Systems - 196 West Auckland Road - DL3 0ST |
| Barcode Solution Centre Ltd. - Unit 22 The Lingfield Estate - DL1 1RW |
| Computerworld - 40 Cornmill Centre - DL1 1LS |
| Future Sound - 2 Stonebridge - DL1 1PB |
| J C Media Supplies - 78-80 Skinnergate - DL3 7LX |
| Thinkware Ltd - Unit J5 - DL1 4PH |
| Tomorrows Office - 39 Outram Street - DL3 7DP |
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