| Business | Phone |
| Hart's Heating & Air Cond 282 Kingwood Station Rd, Frenchtown 8825 | (908) 806-6272 |
| Hart's Heating & Air Cond Inc Frenchtown 8825 | (908) 996-2472 |
| Ultimate Air Frenchtown 8825 | (908) 996-5129 |
| Active Air Conditioning/Htng 51 Lower Oak Grove Rd, Frenchtown 8825 | (908) 996-0537 |