| Business | Phone |
| Automation Engineering Assoc 1600 The Queensway, Etobicoke M8Z 1V1 | (416) 252-5069 |
| Stealth Computer Corp 1791 Albion Rd, Etobicoke M9W 5S7 | (416) 674-3800 |
| Belnor Engineering Inc 286 Attwell Dr #7, Etobicoke M9W 5B2 | (416) 213-0889 |
| United Instrumentation 241 Norseman St, Etobicoke M8Z 2R5 | (416) 231-8675 |
| Vci Controls Inc 286 Attwell Dr #6, Etobicoke M9W 5B2 | (416) 674-8730 |
| Dimax Controls Inc 41 International Blvd, Etobicoke M9W 6H3 | (416) 674-8830 |
| Emdee Air Tech 17 Kenridge Ave, Etobicoke M8Y 2E2 | (416) 231-6007 |
| Enercorp Instruments Ltd 25 Shorncliffe Rd, Etobicoke M9B 3S4 | (416) 231-5335 |