| Business | Phone |
| Advanced Temperature Systems 2423 Cleveland St, Clinton 52732 | (563) 243-6100 |
| Gary Wolfe Heating & Air Cond 932 44th Ave N, Clinton 52732 | (563) 242-8163 |
| Kelly Oil Co 130 2nd Ave S, Clinton 52732 | (563) 243-3823 |
| Shaw Heating 1420 2nd Ave S, Clinton 52732 | (563) 242-7363 |