| Sonic Aerospace Inc Milling, Turning, Grinding, Finishing, Assembly · ISO 9001, AS9100 | Chandler, AZ | MillingTurningGrindingFinishingAssembly | ISO 9001, AS9100 |
| Acme Metal Works Inc Milling, Welding · ISO 9001 | Gilbert, AZ | MillingWelding | ISO 9001 |
| Advanced Materials Technologies, LLC Milling, Turning, Welding, EDM, Grinding · ISO 9001, AS9100 | Chandler, AZ | MillingTurningWeldingEDMGrinding | ISO 9001, AS9100 |
| Cad Enterprises, Inc Milling, Swiss, Waterjet, Welding, EDM, Grinding | Phoenix, AZ | MillingSwissWaterjetWeldingEDMGrinding | - |
| Eckert Enterprises Ltd Milling, Turning, EDM, Grinding | Tempe, AZ | MillingTurningEDMGrinding | - |
| Hi Tech Machining & Engineering LLC Milling, Turning, EDM, Grinding | Tucson, AZ | MillingTurningEDMGrinding | - |
| Kinetic Engine Systems Milling, EDM, Grinding | Phoenix, AZ | MillingEDMGrinding | - |
| Machine Works, L.L.C Milling, Turning, EDM, Grinding · ISO 9001, ITAR | Phoenix, AZ | MillingTurningEDMGrinding | ISO 9001, ITAR |
| Metalcraft Inc Milling, Turning · AS9100 | Tempe, AZ | MillingTurning | AS9100 |
| Pcdrilling LLC Milling · ITAR | Tempe, AZ | Milling | ITAR |
| Plasteel Milling, Turning, Assembly · ISO 9001, AS9100 | Tempe, AZ | MillingTurningAssembly | ISO 9001, AS9100 |
| Powill Manufacturing & Engineering, Inc Milling, Turning, EDM, Grinding, Assembly · ISO 9001, AS9100, ITAR | Phoenix, AZ | MillingTurningEDMGrindingAssembly | ISO 9001, AS9100, ITAR |
| R&D Manco Milling, Turning, Grinding · ISO 9001 | Phoenix, AZ | MillingTurningGrinding | ISO 9001 |
| Timber Mountain Precision Inc Milling · ISO 9001, AS9100 | Queen Creek, AZ | Milling | ISO 9001, AS9100 |