| Business | Phone |
| Aaa Heating & Air Cond 9916 N County Road A, Hayward 54843 | (715) 462-9587 |
| Carlson Heating & Air Cond S Florida Ave, Hayward 54843 | (715) 634-2542 |
| Customaire Heating & Cooling 8584 N Old Highway 27, Hayward 54843 | (715) 634-3070 |
| Northern Sheet Metal 11693 W Kelsey Rd, Hayward 54843 | (715) 462-9612 |