| Business | Phone |
| Best Service Co 376 Oak Grove Rd, Madisonville 37354 | (423) 442-2378 |
| Bolinger Heating & Air Cond 200 Little Gudger Rd, Madisonville 37354 | (423) 442-4986 |
| Dalton's Service Co Madisonville 37354 | (423) 442-9999 |
| East Tennessee Hvac & Plumbing 160 Big Creek Rd, Madisonville 37354 | (423) 420-6440 |
| Hatley's Heat & Air 402 Campground Rd, Madisonville 37354 | (423) 442-9325 |
| Melvin Martin Heating & Air 522 Englewood Rd, Madisonville 37354 | (423) 442-1410 |
| Ledford Heating & Air 118 Ledford Rd, Madisonville 37354 | (423) 442-9436 |