| Business | Phone |
| Air Temp Refrigeration 300 Main St, Brownwood 76801 | (325) 643-3000 |
| Blackburn Heating & A C 1205 Vine St, Brownwood 76801 | (325) 643-6603 |
| Brown County Mechanical 1611 Coggin Ave, Brownwood 76801 | (325) 641-2831 |
| Carroll Refrigeration 1614 3rd St, Brownwood 76801 | (325) 643-2155 |
| Frost Air Heating & Cooling 2906 Highway 377 S, Brownwood 76801 | (325) 643-4134 |
| Heart-Texas Mechanical Contr 5461 County Road 136, Brownwood 76801 | (325) 646-1655 |
| Laird Heating & Cooling Brownwood 76801 | (325) 784-7174 |
| One Hour Ac & Htg 411 Fisk Ave, Brownwood 76801 | (325) 646-1094 |