| Business | Phone |
| Zantop & Assoc Inc 28745 Hidden Trl, Farmington Hills 48331 | (248) 848-9021 |
| Bold Strategy Inc Farmington Hills 48334 | (248) 538-5946 |
| Planning Edge 30833 Northwestern Hwy, Farmington Hills 48334 | (248) 594-1555 |
| Encore Enterprises Inc 31471 Northwestern Hwy, Farmington Hills 48334 | (248) 737-8990 |
| Outsource Consultancy Farmington Hills 48334 | (248) 626-2555 |
| Oakland Management Corp 29899 Citation Cir, Farmington Hills 48331 | (248) 788-0838 |