| Business | Phone |
| Kantus Engineering Corp 27000 Hills Tech Ct, Farmington 48331 | (248) 324-4459 |
| Ankur Inc 28555 Balmoral Way, Farmington 48334 | (248) 615-8960 |
| V I Engineering 27300 Haggerty Rd F-10, Farmington 48331 | (248) 489-1200 |
| Valro 32777 Grand River Ave # 302, Farmington 48336 | (248) 888-0502 |
| S Tachi Engineering Usa 38345 W 10 Mile Rd, Farmington 48335 | (248) 426-0485 |
| Russ Group Llc 32580 Grand River Ave, Farmington 48336 | (248) 442-9085 |
| S W Mfg 34705 W 12 Mile Rd 135, Farmington 48331 | (248) 324-1251 |
| Santech Design Corp 33836 James Ct, Farmington 48335 | (248) 476-4685 |
| Q 1 Engineering Inc 23943 Industrial Park Dr, Farmington 48335 | (248) 589-9972 |
| Design Intent Engineer Inc 23399 Commerce Dr B10, Farmington 48335 | (248) 478-0134 |
| Graham Engineering Svc Inc 29835 Northbrook St, Farmington 48334 | (248) 851-9320 |
| Mc Kenzie Bay Intl 37899 W 12 Mile Rd 300, Farmington 48331 | (248) 489-1961 |