| Stehl Corp Punching, Bending, Welding | Phoenix, AZ | PunchingBendingWelding | - |
| Team Engineering Inc Laser, Waterjet, Finishing · ISO 9001 | Mesa, AZ | LaserWaterjetFinishing | ISO 9001 |
| Tech Five Machining LLC Milling, Turning, Finishing · ISO 9001, AS9100, ITAR | Tempe, AZ | MillingTurningFinishing | ISO 9001, AS9100, ITAR |
| Tozli Machine Milling, Welding, Finishing · ISO 9001, ITAR, CMMC | Surprise, AZ | MillingWeldingFinishing | ISO 9001, ITAR, CMMC |
| Trophy Engineering Inc Milling, Waterjet, Welding | Phoenix, AZ | MillingWaterjetWelding | - |
| Vroom Engineering & Manufacturing Inc Bending, Laser, Welding | Tucson, AZ | BendingLaserWelding | - |
| Yampa Precision Manufacturing, Inc Milling, Turning, Swiss, EDM · ISO 9001, AS9100 | Prescott Valley, AZ | MillingTurningSwissEDM | ISO 9001, AS9100 |
| Advance Metal Fabrication Mach Turning, Laser, Punching, Bending, Welding, Stamping, Finishing | Prescott, AZ | TurningLaserPunchingBendingWeldingStampingFinishing | - |
| Advanced Materials Technologies, LLC Milling, Turning, Welding, EDM, Grinding · ISO 9001, AS9100 | Chandler, AZ | MillingTurningWeldingEDMGrinding | ISO 9001, AS9100 |
| Anderson Precision Machining Milling, Casting, Metal AM · AS9100, ITAR | Tucson, AZ | MillingCastingMetal AM | AS9100, ITAR |
| Arizona CNC Equipment Milling, Turning, Bending, EDM | Tempe, AZ | MillingTurningBendingEDM | - |
| Atd Precision Manufacturing LLC Milling, Turning, Laser, Bending, Welding, Stamping, EDM | Phoenix, AZ | MillingTurningLaserBendingWeldingStampingEDM | - |
| Bent River Machine Inc Milling, Turning, Bending, Welding, EDM, Grinding, Finishing, Assembly · ISO 9001 | Clarkdale, AZ | MillingTurningBendingWeldingEDMGrindingFinishingAssembly | ISO 9001 |
| Competitive Engineering, Inc Milling, Turning, EDM, Grinding, Assembly · AS9100 | Tucson, AZ | MillingTurningEDMGrindingAssembly | AS9100 |
| Cutting Edge Solutions Mfg & Mro LLC Welding | Yuma, AZ | Welding | - |
| Desalvo Systems Inc Milling, Turning · ITAR | Yuma, AZ | MillingTurning | ITAR |
| Desert Engineering Group Inc Milling, Turning, Stamping, Grinding | Tucson, AZ | MillingTurningStampingGrinding | - |
| Eckert Enterprises Ltd Milling, Turning, EDM, Grinding | Tempe, AZ | MillingTurningEDMGrinding | - |
| Gibbs Precision Machine, Inc Milling, Turning · ISO 9001 | Chandler, AZ | MillingTurning | ISO 9001 |
| Gsi International Inc Milling, Turning, Waterjet, Welding, Finishing, Assembly · ISO 9001 | Chandler, AZ | MillingTurningWaterjetWeldingFinishingAssembly | ISO 9001 |
| Hi Tech Machining & Engineering LLC Milling, Turning, EDM, Grinding | Tucson, AZ | MillingTurningEDMGrinding | - |
| KBB CNC Machining Milling, Turning | Mesa, AZ | MillingTurning | - |
| Kinetic Engine Systems Milling, EDM, Grinding | Phoenix, AZ | MillingEDMGrinding | - |
| L&M machining center Milling, Turning, Metal AM · AS9100, ITAR | Tucson, AZ | MillingTurningMetal AM | AS9100, ITAR |
| Metal Pro, Inc. Milling, Bending, Welding | Phoenix, AZ | MillingBendingWelding | - |
| Pcdrilling LLC Milling · ITAR | Tempe, AZ | Milling | ITAR |
| Professional Piping Systems Bending, Welding | Phoenix, AZ | BendingWelding | - |
| Proteum Machining Milling | Tucson, AZ | Milling | - |
| R. B. Machine Company, Inc Turning, Welding, Grinding · ISO 9001, AS9100 | Phoenix, AZ | TurningWeldingGrinding | ISO 9001, AS9100 |
| Tahl Inc Milling, Turning, Welding, EDM, Grinding, Finishing · ISO 9001, ITAR, CMMC | Tucson, AZ | MillingTurningWeldingEDMGrindingFinishing | ISO 9001, ITAR, CMMC |
| Tanfel, Inc Milling, Stamping, Casting · ISO 9001 | Scottsdale, AZ | MillingStampingCasting | ISO 9001 |
| Tram-Tek, Inc Milling, Turning, EDM, Grinding · ISO 9001, AS9100 | Phoenix, AZ | MillingTurningEDMGrinding | ISO 9001, AS9100 |
| Tru-Stop Inc Milling, Turning, Welding, Assembly | Tempe, AZ | MillingTurningWeldingAssembly | - |
| Ultrastratech LLC Milling, Turning, Bending, Stamping · CMMC | Tucson, AZ | MillingTurningBendingStamping | CMMC |