| RB Machining, Inc Milling, Turning, Grinding · AS9100 | Palmdale, CA | MillingTurningGrinding | AS9100 |
| Airtronics Metal Products Milling, Laser, Punching, Bending, Welding, Assembly · ISO 9001, ISO 13485 | Morgan Hill, CA | MillingLaserPunchingBendingWeldingAssembly | ISO 9001, ISO 13485 |
| B & Z Manufacturing Co Inc Milling, Turning, Grinding · ISO 9001 | San Jose, CA | MillingTurningGrinding | ISO 9001 |
| Fabriquick LLC Milling, Bending | Benicia, CA | MillingBending | - |
| Feral Productions LLC Milling, Turning, Welding, Grinding, Finishing, Assembly | Tracy, CA | MillingTurningWeldingGrindingFinishingAssembly | - |
| Img Companies LLC Milling, Turning, Welding, Finishing · ISO 9001, AS9100 | Livermore, CA | MillingTurningWeldingFinishing | ISO 9001, AS9100 |
| Inland Marine Industries Inc Milling, Turning, Waterjet, Punching, Bending, Welding, Grinding, Finishing · ISO 9001, ITAR | Hayward, CA | MillingTurningWaterjetPunchingBendingWeldingGrindingFinishing | ISO 9001, ITAR |
| Lightsout CNC Manufacturing Company Milling · ISO 9001, ITAR, NADCAP, ISO 13485, CMMC | Beverly Hills, CA | Milling | ISO 9001, ITAR, NADCAP, ISO 13485, CMMC |
| Machine Dimension, Inc Milling | San Jose, CA | Milling | - |
| Metal Fusion Inc Milling, Turning, Welding, Grinding | Redwood City, CA | MillingTurningWeldingGrinding | - |
| MVN Machining LLC Milling, Turning | Santa Clara, CA | MillingTurning | - |
| Superior Precision Machining LLC Milling · ISO 9001, ITAR, ISO 13485 | Fremont, CA | Milling | ISO 9001, ITAR, ISO 13485 |
| TBT Machining Milling | Fremont, CA | Milling | - |