| Superior Pipe Fabricators Welding | Los Angeles, CA | Welding | - |
| Advance Metal Products Bending, Welding | Los Angeles, CA | BendingWelding | - |
| Alpha Machinery & Technology Co, Inc Milling, Bending, Welding · ISO 9001, AS9100 | Los Angeles, CA | MillingBendingWelding | ISO 9001, AS9100 |
| Bobco Metals LLC. Welding, Casting | Los Angeles, CA | WeldingCasting | - |
| Century Machinery Co Inc Milling, Turning, Bending, Welding | Los Angeles, CA | MillingTurningBendingWelding | - |
| American CNC Inc Milling, Turning · AS9100 | Pacoima, CA | MillingTurning | AS9100 |
| RJ Enterprises Milling, Turning, EDM · ISO 9001, AS9100, ITAR | Gardena, CA | MillingTurningEDM | ISO 9001, AS9100, ITAR |
| Coast Precision Enterprises Milling, Turning · ISO 9001, AS9100, ITAR | San Diego, CA | MillingTurning | ISO 9001, AS9100, ITAR |
| Eagle Metalcraft Bending, Laser, Welding, Metal AM · ISO 9001, ITAR | East Syracuse, NY | BendingLaserWeldingMetal AM | ISO 9001, ITAR |
| Fabrication Solutions Bending, Laser, Welding | Tulsa, OK | BendingLaserWelding | - |
| H&H Metal Fabrication Bending, Welding | St. Louis, MO | BendingWelding | - |
| High Speed CNC Milling, Turning · ISO 9001, AS9100 | Santa Clara, CA | MillingTurning | ISO 9001, AS9100 |
| J&J Machine Milling, EDM | Appleton, WI | MillingEDM | - |
| Jewett Machine Milling, Turning, Welding · ISO 9001 | Richmond, VA | MillingTurningWelding | ISO 9001 |
| Park Precision Machining Inc Milling, Turning | Minneapolis, MN | MillingTurning | - |
| Pen Manufacturing Milling, Turning, Bending, Welding · ISO 9001, AS9100, ITAR, NADCAP | Anaheim, CA | MillingTurningBendingWelding | ISO 9001, AS9100, ITAR, NADCAP |
| Roemer Machine Milling, Welding | Davenport, IA | MillingWelding | - |
| Trans Tec Machine Laser, Welding, Waterjet · ISO 9001, AS9100 | Houston, TX | LaserWeldingWaterjet | ISO 9001, AS9100 |