| Oil City Iron Works, Inc Milling, Casting · ISO 9001 | Corsicana, TX | MillingCasting | ISO 9001 |
| Alamo City Custom Welding & Construction Welding | San Antonio, TX | Welding | - |
| Accurate Machine Works Milling, Turning, Welding, EDM | College Sta, TX | MillingTurningWeldingEDM | - |
| ALPA Precision Machine Shop Welding, EDM | Houston, TX | WeldingEDM | - |
| American Shop Tools LLC Milling, Turning | Conroe, TX | MillingTurning | - |
| Beacon Industries, Inc Milling · ISO 9001, AS9100 | Dallas, TX | Milling | ISO 9001, AS9100 |
| Bishop Aerospace LLC Milling, Turning, Swiss, Finishing | Aledo, TX | MillingTurningSwissFinishing | - |
| BMC Global Manufacturing LLC Turning, Laser, Bending, Welding, Assembly · ISO 9001 | Pasadena, TX | TurningLaserBendingWeldingAssembly | ISO 9001 |
| Bristol Manufacturing LLC Milling, Turning, EDM · ITAR | Sealy, TX | MillingTurningEDM | ITAR |
| Die & Tool Service, Inc Milling, Stamping, EDM | Sugar Land, TX | MillingStampingEDM | - |
| Ekstensive Metal Works Welding | Houston, TX | Welding | - |
| Empire Precision Machining Milling, Turning · AS9100 | Fort Worth, TX | MillingTurning | AS9100 |
| Jep Manufacturing LLC Milling, Turning, Welding · ISO 9001 | Rosenberg, TX | MillingTurningWelding | ISO 9001 |
| M & H Machining, Inc Milling, Turning · ISO 9001 | Georgetown, TX | MillingTurning | ISO 9001 |
| PDQ Machine Shop, Inc Milling, Turning · ISO 9001 | Houston, TX | MillingTurning | ISO 9001 |
| PMR Global Aerospace Milling, Turning, Swiss, Laser, Waterjet, Bending, Assembly · ISO 9001 | Burleson, TX | MillingTurningSwissLaserWaterjetBendingAssembly | ISO 9001 |
| Trans Tec Machine Laser, Welding, Waterjet · ISO 9001, AS9100 | Houston, TX | LaserWeldingWaterjet | ISO 9001, AS9100 |