| Business | Phone |
| Glm Accounting Inc 876 N Mill St, Plymouth 48170 | (734) 455-5479 |
| Ojj Inc 10075 Red Maple Dr, Plymouth 48170 | (734) 459-0057 |
| Plymouth Billing Svc 382 Ann St, Plymouth 48170 | (734) 455-6133 |
| Polmar Inc 15111 Northville Rd, Plymouth 48170 | (734) 420-0294 |