| Business | Phone |
| Bohling & Sons Plumbing & Htg 2173 State Road 19, Sun Prairie 53590 | (608) 837-5909 |
| Capitol City Heating & Ac 211 Linnerud Dr, Sun Prairie 53590 | (608) 255-6687 |
| Capitol Mechanical Inc 3444 Capitol Dr, Sun Prairie 53590 | (608) 241-9342 |
| Cardinal Heating & Air Cond 222 Linnerud Dr, Sun Prairie 53590 | (608) 837-9367 |