| Business | Phone |
| Advanced Technology & Testing 12841 Stark Rd, Livonia 48150 | (734) 522-1900 |
| Era Tool & Engineering 35551 Schoolcraft Rd, Livonia 48150 | (734) 464-7788 |
| Pyxis Technologies Livonia 48150 | (734) 458-2141 |
| Reinhart Industries Inc 12055 Globe St, Livonia 48150 | (734) 462-9478 |
| Vortex Technologies 33174 Capitol St, Livonia 48150 | (734) 421-5991 |
| Weber Janitor Supply Co 34040 Glendale St, Livonia 48150 | (734) 425-5740 |
| Ingram Slotting & Machine Inc 32727 8 Mile Rd, Livonia 48152 | (248) 478-2430 |
| One Way Tool & Die Inc 32845 8 Mile Rd, Livonia 48152 | (248) 477-2964 |
| Dynacraft International Inc 15362 Fairlane Dr, Livonia 48154 | (734) 462-5938 |