| Business | Phone |
| Behler Young Co 11939 Merriman Rd, Livonia 48150 | (734) 524-0623 |
| Bodycote 31888 Glendale St, Livonia 48150 | (734) 427-6796 |
| Calverley Supply Co Inc 38995 Schoolcraft Rd, Livonia 48150 | (734) 462-1108 |
| Case Tool 12589 Farmington Rd, Livonia 48150 | (734) 261-2227 |
| Cherry Hill Heating & Cooling 30633 Schoolcraft Rd, Livonia 48150 | (313) 562-3595 |
| D J Heating & Cooling 27505 Schoolcraft Rd, Livonia 48150 | (734) 522-2839 |
| Kropf Service 33792 Capitol St, Livonia 48150 | (734) 427-6700 |
| L & R Svc Inc 12407 Stark Rd, Livonia 48150 | (734) 261-2000 |
| Suburban Heating & Cooling 33539 Plymouth Rd, Livonia 48150 | (734) 261-6655 |
| York International Corp 32975 Capitol St, Livonia 48150 | (734) 513-9675 |
| Acme Heating & Cooling Co 14474 Ellen Dr, Livonia 48154 | (734) 762-6100 |
| Ken's Heating & Cooling 15690 Oak Dr, Livonia 48154 | (734) 367-1088 |