| Business | Phone |
| Arens Heating & Cooling 103 3rd St Se, Austin 55912 | (507) 433-5652 |
| Doane's Heating & Air Cond 106 Broadway, Austin 55912 | (507) 437-6418 |
| G & G Heating Air Conditioning 807 12th St Sw, Austin 55912 | (507) 433-9076 |
| Greenman Heating Refrigeration 1001 4th St Se, Austin 55912 | (507) 437-6500 |
| Independent Waste Oil Furnaces 401 3rd Ave Se, Austin 55912 | (507) 433-3356 |
| M J O'Connor Inc 1507 14th St Ne, Austin 55912 | (507) 433-5017 |