 | Sonitrol Tri County Phone: (248) 473-9400 Farmington, Michigan 36528 Grand River Avenue, 48335 |
| Sonitrol Tri-County Security Systems - Central Monitoring Station Phone: (248) 473-9920 Farmington, Michigan 36528 Grand River Avenue, 48335 |
| Advanced Security Technology Phone: (248) 427-9488 Farmington, Michigan 36520 Grand River Avenue, 48335 |
| Jams Phone: (248) 888-0100 Farmington, Michigan 32580 Grand River Avenue, 48336 |
| Michigan Barricading Div Bemis & Son Phone: (248) 476-8022 Farmington, Michigan 32800 West 8 Mile Road, 48336 |
| Locksmith West Phone: (248) 374-5625 Farmington, Michigan 24288 Novi Road, 48334 |
