| Business | Phone |
| Tds Us 12350 E 9 Mile Rd, Warren 48089 | (586) 754-4100 |
| Lear Corporation 23750 Regency Park Dr, Warren 48089 | (586) 758-6561 |
| Flex-N-Gate Stamping 5663 E 9 Mile Rd, Warren 48091 | (586) 759-8900 |
| Gm Powertrain 23500 Mound Rd, Warren 48091 | (313) 252-0695 |
| Lear Corporation 5500 Enterprise Ct, Warren 48092 | (586) 582-9747 |