| Business | Phone |
| Allinson Heating & Cooling Rr 4, Huntsville P1H 2J6 | (705) 635-9010 |
| Earl's Heating 39 Ferguson Rd, Huntsville P1H 1X7 | (705) 789-3282 |
| Exl-Aire 2 Bickley Country Dr #6, Huntsville P1H 1Y4 | (705) 789-5266 |
| Energy Systems Management 710 Riverlea Road, Huntsville P1H 1S5 | (705) 789-7987 |
| Energy Systems Management 710 Riverlea Road, Huntsville P1H 1S5 | (705) 789-7987 |