| Business | Phone |
| Sure Speak 1222 Marymar Ln, Bloomfield Hills 48302 | (248) 865-0100 |
| Ten Consultants 7 W Square Lake Rd, Bloomfield Hills 48302 | (248) 335-5543 |
| Corporate Consulting Assoc 33 Bloomfield Hills Pkwy 225, Bloomfield Hills 48304 | (248) 955-0000 |
| Hofer & Beatty 241 Barden Rd, Bloomfield Hills 48304 | (248) 647-3900 |