| Business | Phone |
| Air Improvement Resource 47298 Sunnybrook Ln, Novi 48374 | (248) 380-3140 |
| U S Ind Tech 46871 Grand River Ave, Novi 48374 | (248) 347-0100 |
| University Laboratories Inc 39830 Grand River Ave, Novi 48375 | (248) 489-8000 |
| Aquatic Management Svc Inc 701 South Lake Dr, Novi 48377 | (248) 669-3494 |
| Clayton Group Svc 22345 Roethel Dr, Novi 48375 | (248) 344-1770 |
| Clayton Group Svc Inc 45525 Grand River Ave 200, Novi 48374 | (248) 344-8550 |
| Geospectrum Inc 1127 South Lake Dr, Novi 48377 | (248) 926-9080 |
| Atc Assoc Inc 46555 Humboldt Dr 100, Novi 48377 | (248) 669-5140 |