| Business | Phone |
| Applanix 85 Leek Cres, Richmond Hill L4B 3B3 | (905) 709-4600 |
| Hamel Davidson Corp 44 East Beaver Creek Rd, Richmond Hill L4B 1G8 | (905) 707-0404 |
| Emx Keystone Ltd 250 Granton Dr, Richmond Hill L4B 1H7 | (905) 764-0040 |
| Far East Electronics 1 Spadina Rd #8, Richmond Hill L4B 3M2 | (905) 508-4488 |