| Business | Phone |
| Data Works Professional Llc 48891 Fox Dr S, Plymouth 48170 | (734) 416-2440 |
| Clinical Research & Health Plymouth 48170 | (734) 420-2866 |
| Environmental Permit Specs 44339 Plymouth Oaks Blvd, Plymouth 48170 | (248) 374-2482 |
| Haley & Aldrich 44808 Helm St, Plymouth 48170 | (734) 454-1100 |
| Gam Tek Diagnostics Inc 8361 Ann Arbor Rd W, Plymouth 48170 | (734) 354-4205 |
| Living Science Foundation 1051 Cherry, Plymouth 48170 | (734) 420-1165 |
| Salem Interface 10656 Homestead Ln, Plymouth 48170 | (734) 454-0100 |
| Rofin-Sinar Technologies Inc 40984 Concept Dr, Plymouth 48170 | (734) 455-5400 |
| Toyota Technical Ctr Usa Inc 14655 Jib St, Plymouth 48170 | (734) 454-7400 |