| Business | Phone |
| Cambridge Management Co Llc 31000 Northwestern Hwy 220, Farmington 48334 | (248) 538-9898 |
| Slavik Co 32605 W 12 Mile Rd 350, Farmington 48334 | (248) 488-5500 |
| J J Slavic 32605 W 12 Mile Rd 350, Farmington 48334 | (248) 488-2210 |
| Farmington Development Group 23629 Liberty St, Farmington 48335 | (248) 427-0001 |