| Business | Phone |
| Bsm Technologies 7015 Metro Plex Dr, Romulus 48174 | (734) 641-7794 |
| Future Tool & Machine Inc 28900 Goddard Rd, Romulus 48174 | (734) 946-2100 |
| Elkins Machine & Tool Co 27510 Northline Rd, Romulus 48174 | (734) 941-0266 |
| Fenco Inc 24063 Karnak Ct, Romulus 48174 | (734) 941-8640 |
| Landis Machine Shop 36425 Grant St, Romulus 48174 | (734) 941-0411 |
| K & C Engineering Inc 16511 Wayne Rd, Romulus 48174 | (734) 942-9550 |
| Multi Machining Capabilties 27510 Northline Rd, Romulus 48174 | (734) 941-9274 |
| Lincoln Park Boring Co 28089 Wick Rd, Romulus 48174 | (734) 946-8300 |
| Sovereign Metal Products Inc 9535 Chamberlain St, Romulus 48174 | (734) 941-5545 |