| Models & Tools Inc Milling, Turning, Welding · AS9100 | Shelby Township, MI | MillingTurningWelding | AS9100 |
| Next Level Manufacturing LLC Milling, Turning, Waterjet, EDM | Jenison, MI | MillingTurningWaterjetEDM | - |
| Northern Machining & Repair, Inc Milling, Turning, Welding | Escanaba, MI | MillingTurningWelding | - |
| Omni Precision Components Milling, Turning, Finishing · ISO 9001 | Holland, MI | MillingTurningFinishing | ISO 9001 |
| Onodi Tool & Engineering Co Milling, Turning, Welding, Assembly · ISO 9001 | Melvindale, MI | MillingTurningWeldingAssembly | ISO 9001 |
| Pioneer Machine & Technology Inc Milling, Turning, Welding, Grinding · ISO 9001 | Madison Heights, MI | MillingTurningWeldingGrinding | ISO 9001 |
| PJF Engineered Solutions, Inc Milling, Welding, Metal AM, EDM, Grinding, Finishing · ISO 9001, ITAR | Rockford, MI | MillingWeldingMetal AMEDMGrindingFinishing | ISO 9001, ITAR |
| Polaris Engineering Inc Milling, Turning, Welding, EDM, Grinding | Fraser, MI | MillingTurningWeldingEDMGrinding | - |
| Pollington Machine Tool Inc Milling, Turning, Laser, Welding, Assembly · AS9100 | Marion, MI | MillingTurningLaserWeldingAssembly | AS9100 |
| Precision Manufacturing Group Inc Milling, Laser, Bending, Welding | Muskegon, MI | MillingLaserBendingWelding | - |
| Progress Machining Inc Milling, Turning, Grinding, Finishing · ISO 9001 | Norton Shores, MI | MillingTurningGrindingFinishing | ISO 9001 |
| Radiant Engineering and Manufacturing, LLC Milling, Grinding, Finishing · CMMC | Sterling Heights, MI | MillingGrindingFinishing | CMMC |
| S & S Die Co Milling, Turning, Welding, EDM, Grinding | Lansing, MI | MillingTurningWeldingEDMGrinding | - |
| Sales & Engineering Inc Milling, Turning, Bending, Welding, Stamping | Livonia, MI | MillingTurningBendingWeldingStamping | - |
| Selective Industries, Inc Laser, Welding, Stamping · ISO 9001 | Marine City, MI | LaserWeldingStamping | ISO 9001 |
| Sintel Inc Laser, Punching, Bending, Welding, Finishing, Assembly | Spring Lake, MI | LaserPunchingBendingWeldingFinishingAssembly | - |
| Smith Brothers Tool Company Milling, Welding · ISO 9001, AS9100, ITAR | Shelby Township, MI | MillingWelding | ISO 9001, AS9100, ITAR |
| Smith Metal, LLC Milling, Turning, Swiss, Laser, Waterjet, Bending, Welding, EDM, Grinding, Finishing · ISO 9001 | Augusta, MI | MillingTurningSwissLaserWaterjetBendingWeldingEDMGrindingFinishing | ISO 9001 |
| Smtautomation LLC Milling, Laser, Welding · ISO 9001, ITAR | Bruce Township, MI | MillingLaserWelding | ISO 9001, ITAR |
| Streamline Machine Source Inc Milling, Laser, Waterjet, Grinding · ISO 9001 | Greenville, MI | MillingLaserWaterjetGrinding | ISO 9001 |
| Tel-X Corporation Milling, Turning, Laser, Welding, Stamping, EDM, Finishing · ISO 9001, IATF 16949 | Garden City, MI | MillingTurningLaserWeldingStampingEDMFinishing | ISO 9001, IATF 16949 |
| TMD Machining Inc Milling, Turning, Swiss, EDM, Grinding · AS9100, NADCAP | Plainwell, MI | MillingTurningSwissEDMGrinding | AS9100, NADCAP |
| Tompkins Products, Inc Milling, Welding, Grinding, Finishing · IATF 16949 | Detroit, MI | MillingWeldingGrindingFinishing | IATF 16949 |
| Top Line Engineering LLC Milling, Turning, Laser, Waterjet, Welding, Grinding | Holland, MI | MillingTurningLaserWaterjetWeldingGrinding | - |
| Unique Model Inc Milling, Turning, Welding, EDM, Grinding | Grand Rapids, MI | MillingTurningWeldingEDMGrinding | - |
| United CNC Machining Milling, Turning, Laser, Waterjet, Welding, EDM, Grinding, Finishing · ISO 9001, AS9100, ITAR, NADCAP, CMMC | Auburn Hills, MI | MillingTurningLaserWaterjetWeldingEDMGrindingFinishing | ISO 9001, AS9100, ITAR, NADCAP, CMMC |
| Vanermen Smith Products Inc Milling, Turning, Waterjet, Bending, Welding, Grinding, Assembly · ISO 9001 | Lansing, MI | MillingTurningWaterjetBendingWeldingGrindingAssembly | ISO 9001 |
| Accelerated Tooling LLC Milling, Turning · ISO 9001 | Grand Rapids, MI | MillingTurning | ISO 9001 |
| Accurate Carbide Tool Co Inc Milling, Turning, EDM, Grinding | Saginaw, MI | MillingTurningEDMGrinding | - |
| Advanced CNC Technology Inc Milling, Turning, Welding, Grinding · ISO 9001, ITAR | Sterling Heights, MI | MillingTurningWeldingGrinding | ISO 9001, ITAR |
| Advanced Turning Solutions, LLC Turning | Port Huron, MI | Turning | - |
| Alexander Industries USA LLC Milling, Turning, Welding, Finishing, Assembly | Grand Rapids, MI | MillingTurningWeldingFinishingAssembly | - |
| Allied Chucker and Engineering Company Milling, Turning, Grinding, Assembly | Jackson, MI | MillingTurningGrindingAssembly | - |
| American Metal Fab Inc Milling, Laser, Punching, Bending, Welding, Stamping · ISO 9001 | Three Rivers, MI | MillingLaserPunchingBendingWeldingStamping | ISO 9001 |
| American Technical Fabricators LLC Laser, Punching, Bending, Welding, Assembly | Bad Axe, MI | LaserPunchingBendingWeldingAssembly | - |
| B & K Solutions, Inc Laser, Welding, Grinding | Clinton Township, MI | LaserWeldingGrinding | - |
| Baker Engineering, LLC Milling, Turning, Welding · ISO 9001, AS9100 | Nunica, MI | MillingTurningWelding | ISO 9001, AS9100 |
| Big Rock Machining Co Milling, Turning, EDM, Grinding · ISO 9001, AS9100, NADCAP | Chesaning, MI | MillingTurningEDMGrinding | ISO 9001, AS9100, NADCAP |
| Caron Precision Inc Turning · ISO 9001 | Kalamazoo, MI | Turning | ISO 9001 |
| Carpatians Manufacturing Corp Milling, Stamping, Finishing, Assembly · ISO 9001, AS9100 | Troy, MI | MillingStampingFinishingAssembly | ISO 9001, AS9100 |
| CB Marcellus Metalcasters Inc Casting, Grinding · ISO 9001 | Plainwell, MI | CastingGrinding | ISO 9001 |
| Choice Components Milling, Turning, EDM, Grinding · ISO 9001 | Clinton Township, MI | MillingTurningEDMGrinding | ISO 9001 |
| Classic Metal Finishing, Inc Milling, Swiss, Grinding, Finishing, Assembly · ISO 9001, AS9100, ITAR, NADCAP | Jackson, MI | MillingSwissGrindingFinishingAssembly | ISO 9001, AS9100, ITAR, NADCAP |
| CS Tool Engineering, Inc Milling, Welding | Cedar Springs, MI | MillingWelding | - |
| Delt Forge, Inc Milling, Turning, Welding, Forging, Grinding | Rose City, MI | MillingTurningWeldingForgingGrinding | - |
| Detroit Chrome, Inc Grinding, Finishing · NADCAP | Detroit, MI | GrindingFinishing | NADCAP |
| Dynamic Machine of Detroit Milling, Turning, Casting, Metal AM | Troy, MI | MillingTurningCastingMetal AM | - |
| Fabricated Components & Assemblies, Inc Milling, Turning, Laser, Waterjet, Bending, Welding, Finishing | Allegan, MI | MillingTurningLaserWaterjetBendingWeldingFinishing | - |
| Fitzpatrick Manufacturing Co Milling, Turning, Grinding · ISO 9001, AS9100, ITAR, ISO 13485 | Sterling Heights, MI | MillingTurningGrinding | ISO 9001, AS9100, ITAR, ISO 13485 |
| Fusion Fabricating & Manufacturing LLC Laser, Welding, Stamping · ISO 9001 | Sterling Heights, MI | LaserWeldingStamping | ISO 9001 |