| Business | Phone |
| A B Fire Alarms Safety 4800 Dundas St W, Etobicoke M9A 1B1 | (416) 232-0772 |
| Advance Central Fire Alarm 4800 Dundas St W #206, Etobicoke M9A 1B1 | (416) 232-9653 |
| Robertson Fire Equipment 50 Chauncey Ave, Etobicoke M8Z 2Z4 | (416) 233-3934 |
| Serv-Alarm Toronto Ltd 236 North Queen St, Etobicoke M9C 4Y1 | (416) 695-1656 |
| Stasiuk Systems 12 Royaleigh Ave, Etobicoke M9P 2J5 | (416) 532-5574 |
| Centra Fire Protection Inc 4174 Dundas St W, Etobicoke M8X 1X3 | (416) 207-9922 |
| Control Fire Systems Ltd 63 Advance Rd #A, Etobicoke M8Z 2S6 | (416) 236-2371 |
| Current Technologies Ltd 50 Ronson Dr #125, Etobicoke M9W 1B3 | (416) 240-7691 |
| Davidson Technical Svc Inc 5468 Dundas St W, Etobicoke M9B 6E3 | (416) 252-0935 |
| First Tech Fire & Security 37 Fifteenth St, Etobicoke M8V 3J3 | (416) 253-6625 |