| Business | Phone |
| Hydro Therm Canada Inc 5211 Creekbank Rd, Mississauga L4W 1R3 | (905) 625-2991 |
| Muira Boiler Co Ltd 6315 Shawson Dr #17, Mississauga L5T 1J2 | (905) 564-9199 |
| Debney Industries Ltd 4635 Burgoyne St #21, Mississauga L4W 1V9 | (905) 624-0878 |
| E J Walsh & Co Ltd 3091 Jarrow Ave, Mississauga L4X 2C6 | (905) 625-4600 |
| Arctic Combustion Ltd 2283 Argentia Rd #25, Mississauga L5N 5Z2 | (905) 636-0110 |