| Business | Phone |
| Prodrive Automotive Tech Inc 41800 W 11 Mile Rd 115, Novi 48375 | (248) 380-5650 |
| Auto Lab 24400 Novi Rd, Novi 48375 | (248) 468-0287 |
| Aer Mfg 29389 Whistler Dr, Novi 48377 | (248) 960-3229 |
| Automotive Techniques 40500 Grand River Avenue, Suite J, Novi 48375 | (248) 615-8964 |