| Business | Phone |
| State Of The Art Home Security 1790 Livernois Rd, Troy 48083 | (248) 424-4636 |
| Exide Battery Corp 1111 W Long Lake Rd, Troy 48098 | (248) 641-2800 |
| Engineering Techniques Inc 6271 Sandshores Dr, Troy 48085 | (248) 680-0005 |
| Accu Power Usa 330 E Maple Rd, Troy 48083 | (248) 589-9309 |