| Business | Phone |
| Corressell Heating & Air Cond 3810 Saint Phillips Rd S, Mt Vernon 47620 | (812) 426-1440 |
| David Eaton Heating & Air Cond 914 W 5th St, Mt Vernon 47620 | (812) 838-3675 |
| Kee Heating & Cooling 2305 Farmersville Rd, Mt Vernon 47620 | (812) 424-4422 |
| Kee Heating & Cooling Refrig 1022 Farmersville Rd, Mt Vernon 47620 | (812) 424-4422 |
| Yaggi's Air Conditioning Htg 125 Main St, Mt Vernon 47620 | (812) 838-3346 |