| Business | Phone |
| T & K Refrigeration & Heating 5050 S Menard Dr, New Berlin 53151 | (414) 425-6644 |
| Donovan & Jorgenson Heating 16935 W Greenfield Ave, New Berlin 53151 | (262) 784-6440 |
| Sage Co 13007 W Forest Dr, New Berlin 53151 | (262) 827-1410 |
| Gregg Heating & Air Cond 2165 S 170th St, New Berlin 53151 | (262) 782-1200 |