| Nominate Nominated! | Adam's Air Systems Inc |
| Nominate Nominated! | Aire One Heating & Cooling |
| Nominate Nominated! | All Weather Heating & Cooling |
| Nominate Nominated! | Bazik's HVAC and Refrigeration |
| Nominate Nominated! | Blairair Heating & Air Conditioning |
| Nominate Nominated! | Carrier Canada |
| Nominate Nominated! | Darrick Davidson Mechanical Services Ltd. |
| Nominate Nominated! | Dynamic Heating and Cooling |
| Nominate Nominated! | Hamco |
| Nominate Nominated! | Hamilton Air System |
| Nominate Nominated! | Hamilton Air Systems |
| Nominate Nominated! | Hammertown Heating & AC |
| Nominate Nominated! | Jamesdean Mechanical |
| Nominate Nominated! | Kivell Mechanical |
| Nominate Nominated! | Noble |
| Nominate Nominated! | Pro-Active Heating Ancaster |
| Nominate Nominated! | Service Experts Heating & Air Conditioning |
| Nominate Nominated! | Shipton's Heating & Cooling |