| Business | Phone |
| Bordo Mold & Machine Co 10050 Miller Way, South Gate 90280 | (562) 928-1335 |
| Carlson Machine Co 10927 Garfield Pl, South Gate 90280 | (562) 923-3248 |
| Mill-Mike Machine Co 5520 Borwick Ave, South Gate 90280 | (562) 869-2454 |
| Precision Forging Dies 10710 Sessler St, South Gate 90280 | (562) 861-1878 |
| R J Grinding Co 11148 Scott Ave, South Gate 90280 | (562) 862-2173 |
| Stearns Products Development 5642 Borwick Ave, South Gate 90280 | (562) 861-0963 |
| Stellar Tool & Die Co 10630 Garfield Ave, South Gate 90280 | (562) 861-9768 |
| Tolman Machining 10950 Vulcan St, South Gate 90280 | (562) 869-6128 |
| Algi Machine Shops Corp 9516 Rayo Ave, South Gate 90280 | (323) 563-6013 |
| Aquarius Machining Svc 10504 Santa Fe Ave, South Gate 90280 | (323) 249-5686 |
| Gil's Machine Works 8961 Lotta Ave, South Gate 90280 | (323) 563-0895 |
| Guillermo Gomez 10505 Dolores Ave, South Gate 90280 | (323) 569-3558 |
| Rigo's Machine Shop & Auto Rpr 8462 State St, South Gate 90280 | (323) 249-9999 |
| Spacific Gear & Machine Co 11148 Scott Ave, South Gate 90280 | (562) 869-1353 |