| Business | Phone |
| Polar Cooling & Heating 940 Tungsten St, Thunder Bay P7B 5Z6 | (807) 623-1525 |
| Thunder Bay Mechanical Systems 1411 Balmoral St, Thunder Bay P7B 4T6 | (807) 345-9652 |
| Westburne Frontier Refrig 315 Simpson St, Thunder Bay P7C 3H8 | (807) 623-5509 |