| Business | Phone |
| Manufacturing Consultants Inc 5316 Vineyard Ln, Flushing 48433 | (810) 732-6122 |
| Unangst & Assoc 8596 Gallant Fox Trl, Flushing 48433 | (810) 639-3223 |
| P S & Co 548 Leland St, Flushing 48433 | (810) 487-0296 |
| Merrill Consulting 1120 E Main St, Flushing 48433 | (586) 665-9845 |