| Business | Phone |
| Builders Heating Supply 700 S Hosmer St, Lansing 48912 | (517) 485-3410 |
| Ryan Co 207 Bell St, Lansing 48906 | (517) 374-7926 |
| R A Ward Heating & Cooling 1625 Comfort St, Lansing 48915 | (517) 886-1554 |
| Hazel's Heating & Air Cond Lansing 48912 | (517) 484-1430 |