| Business | Phone |
| Applied Computer Solutions Inc 3020 St Etienne Blvd, Windsor N8W 5E6 | (519) 944-4300 |
| Great Lakes Telecommunications 3049 Devon Dr, Windsor N8X 4L3 | (519) 250-1701 |
| Holland Electronic Network 1081 Louis Ave, Windsor N9A 1Y1 | (519) 252-9608 |
| John Sennema Telecommunication 464 Belle Isle View Blvd, Windsor N8S 3G1 | (519) 974-6606 |
| Millennium Machine Comms 875 Foster Ave #120, Windsor N8X 4W3 | (519) 250-9670 |
| Windsor Networking Solutions 3134 Fletcher Cres, Windsor N9E 4M8 | (519) 250-7674 |
| On Site Svc 3201 Marentette Ave, Windsor N8X 4G3 | (519) 251-0548 |
| Symatron Corp 860 Revland Dr, Windsor N8N 5B2 | (519) 739-6022 |
| Tavasys Windsor Inc 3049 Devon Dr, Windsor N8X 4L3 | (519) 250-1026 |
| Tier-Fore Technology Solutions 4286 Barton Cres, Windsor N9G 2Z1 | (519) 967-1347 |
| Wintec Inc 5060 Tecumseh Rd E #154, Windsor N8T 1C1 | (519) 972-8180 |
| Charon Systems Inc 3270 Electricity Dr, Windsor N8W 5J1 | (519) 254-5475 |
| Computer 2000 3373 Walker Rd, Windsor N8W 3R9 | (519) 966-0149 |
| Empire Communications Inc 5155 Halford Rd, Windsor N9A 6J3 | (519) 737-6668 |
| Future Computer Inc 1430 Tecumseh Rd E, Windsor N8W 1C1 | (519) 256-6886 |