| Business | Phone |
| Cosby Heating & Cooling 10 College St, Mt Vernon 43050 | (740) 393-4328 |
| Harris Heating & Air Cond 12590 Upper Gilchrist Rd, Mt Vernon 43050 | (740) 393-2851 |
| Lapp Heating & Cooling 6300 Granville Rd, Mt Vernon 43050 | (740) 397-2563 |
| Mt Vernon Comfort Control Htg 300 Tilden Ave # 2, Mt Vernon 43050 | (740) 397-2508 |