| Business | Phone |
| Advanced Multi Systems 490 York Rd, Guelph N1E 6V1 | (519) 837-8726 |
| Guelph Computers & Electronics 119 Silvercreek Pky N, Guelph N1H 3T2 | (519) 827-1704 |
| Hillside Systems 46 Bedford Rd, Guelph N1H 6J2 | (519) 821-4010 |
| I-Sphere Computers 170 Edinburgh Rd N, Guelph N1H 5R5 | (519) 780-0745 |
| Ibc Computer Distributors 304 Stone Rd W #12a, Guelph N1G 3C4 | (519) 837-0011 |
| Lanvis Corp 21 College Ave W, Guelph N1G 1R7 | (519) 763-6281 |
| P C Hut 23 Wellington St E #4, Guelph N1H 3R7 | (519) 821-1666 |
| Pc-Tek Computers 363 Gordon St, Guelph N1G 1X8 | (519) 823-1802 |
| R Computers 4u 291 Woodlawn Rd W #11a, Guelph N1H 7L6 | (519) 829-3355 |
| Synergenics 47 Lewis Rd, Guelph N1H 1E9 | (519) 763-7756 |
| Compucentre 435 Stone Rd W #F4, Guelph N1G 2X6 | (519) 763-3306 |
| Wellington Computer Svc 25 Macdonell St, Guelph N1H 2Z4 | (519) 896-4444 |
| Business Depot Ltd 370 Stone Rd W, Guelph N1G 4V9 | (519) 763-4205 |
| Cash Tech 8 Springdale Blvd, Guelph N1H 6X5 | (519) 654-6027 |
| Compu Smart Guelph University Of Guelph, Guelph | (519) 824-3449 |
| Computer Century Inc 11 Municipal St, Guelph N1G 1G8 | (519) 763-7800 |
| Computer Systems 11 Stirling Pl, Guelph N1H 6W1 | (519) 824-3429 |
| Computer Hardware Svc 291 Woodlawn Rd W #4b, Guelph N1H 7L6 | (519) 836-7754 |
| Computer Microprocessor System 15 Malcolm Rd, Guelph N1K 1A7 | (519) 836-0506 |
| Datamatrix Computer Systems 2 Quebec St #101, Guelph N1H 2T3 | (519) 824-5660 |
| Dorotech Canada 15 Victoria Rd N, Guelph N1E 5G6 | (519) 821-4594 |
| Emj Data Systems Ltd 7067 Wellington St W, Guelph N1H 6J3 | (519) 837-2444 |