| Business | Phone |
| Barringer Consultants 1667 Graefield Rd, Birmingham 48009 | (248) 637-8814 |
| Bunny Miller-Shaw Birmingham 48009 | (248) 644-3914 |
| Rhhr Consulting 175 Abbey St, Birmingham 48009 | (248) 642-9255 |
| O'sirius Consulting 555 S Old Woodward Ave, Birmingham 48009 | (248) 642-7660 |
| H 2 Consulting 763 Lakeview Ave, Birmingham 48009 | (248) 647-7319 |
| Barringer Consultants 179 E 115th St, Birmingham 10029 | (212) 360-5775 |