| Business | Phone |
| Impaq Office Technologies 367 Victoria St E, Alliston L9R 1J7 | (705) 435-3567 |
| Lexigraf Microsystems 115 Church St S, Alliston L9R 1E5 | (705) 434-1221 |
| Sambra Computer Svc 14 Henderson Cres, Alliston L9R 1Y3 | (705) 434-4151 |
| Trihost Computers 519 Victoria St E #1, Alliston L9R 1K1 | (705) 435-2428 |
| Rainbow Computer Systems 13 Dufferin St South, Alliston L9R 1G7 | (705) 434-4154 |