| Business | Phone |
| Grabenheimer Fire & Security 1110 Finch Ave W #40, North York M3J 2T2 | (416) 512-6600 |
| Crane Fire Protection 2 Forest Laneway, North York M2N 5X7 | (416) 702-9537 |
| Disano Sprinkler Design Ltd 161 Deerhide Cres, North York M9M 2Z2 | (416) 743-7622 |
| General Sprinklers Inc 315 Deerhide Cres #3, North York M9M 2Z2 | (416) 748-1175 |