| Business | Phone |
| Jakes Five Star Heating Troy 48084 | (248) 273-5253 |
| Ace Heating & Cooling 2637 Robart Dr, Troy 48085 | (248) 879-9110 |
| Aladdin Heating & Cooling 5314 Shrewsbury Dr, Troy 48085 | (248) 828-0033 |
| Andy's Statewide 4828 Joslyn Rd, Troy 48098 | (248) 641-3070 |
| Trane Commercial Systems 251 Executive Dr, Troy 48083 | (248) 577-0277 |
| Troy Temperature Control 973 Elmsford Dr, Troy 48083 | (248) 583-1181 |
| Ayz Heating & Cooling Inc 70 Wendelton Rd, Troy 48084 | (248) 524-9290 |
| Bruce Kunkle Heating & Cooling 2551 W Wattles Rd, Troy 48098 | (248) 901-1632 |
| Recovery Systems 2218 E Wattles Rd, Troy 48085 | (248) 689-5945 |
| Premium Air Systems Inc 1051 Naughton Dr, Troy 48083 | (248) 680-8800 |
| Dmd Mechanical 97 Fabius Dr, Troy 48098 | (248) 828-3535 |
| Gary L Smith Plumbing & Htng 2691 John R Rd, Troy 48083 | (248) 528-2916 |
| Hatlen Heating & Cooling Inc Troy 48083 | (248) 616-7900 |
| Service Now 1352 Combermere Dr N, Troy 48083 | (248) 616-0301 |