| Am Specialties, Inc Milling, Welding, Stamping, EDM, Grinding, Finishing, Assembly · ISO 9001 | Sterling Heights, MI | MillingWeldingStampingEDMGrindingFinishingAssembly | ISO 9001 |
| CB Marcellus Metalcasters Inc Casting, Grinding · ISO 9001 | Plainwell, MI | CastingGrinding | ISO 9001 |
| Aphase II Inc Milling, Turning, Bending, Welding, Stamping, EDM, Grinding | Sterling Heights, MI | MillingTurningBendingWeldingStampingEDMGrinding | - |
| Smith Metal, LLC Milling, Turning, Swiss, Laser, Waterjet, Bending, Welding, EDM, Grinding, Finishing · ISO 9001 | Augusta, MI | MillingTurningSwissLaserWaterjetBendingWeldingEDMGrindingFinishing | ISO 9001 |
| Streamline Machine Source Inc Milling, Laser, Waterjet, Grinding · ISO 9001 | Greenville, MI | MillingLaserWaterjetGrinding | ISO 9001 |
| Sturdy Grinding & Machining Inc Grinding, Finishing · ISO 9001 | New Haven, MI | GrindingFinishing | ISO 9001 |
| Hart Industries LLC Waterjet, Bending, Welding, Grinding, Finishing, Assembly | Sterling Heights, MI | WaterjetBendingWeldingGrindingFinishingAssembly | - |
| High Star Corp Milling, Turning, Bending, Welding, Stamping, Grinding, Finishing · ISO 9001 | Westland, MI | MillingTurningBendingWeldingStampingGrindingFinishing | ISO 9001 |
| Ideal Technology Corp Milling, Turning, Welding, Casting, Metal AM, Grinding · ISO 9001 | Shelby Township, MI | MillingTurningWeldingCastingMetal AMGrinding | ISO 9001 |
| Laser Cutting Co Milling, Laser, Bending, Welding, Grinding, Finishing · ISO 9001 | Harrison Township, MI | MillingLaserBendingWeldingGrindingFinishing | ISO 9001 |
| Supreme Gear Co Milling, Turning, Grinding · ISO 9001, NADCAP | Fraser, MI | MillingTurningGrinding | ISO 9001, NADCAP |
| Vanermen Smith Products Inc Milling, Turning, Waterjet, Bending, Welding, Grinding, Assembly · ISO 9001 | Lansing, MI | MillingTurningWaterjetBendingWeldingGrindingAssembly | ISO 9001 |
| Delta Machining Inc Milling, Turning, Welding, Grinding · ISO 9001 | Niles, MI | MillingTurningWeldingGrinding | ISO 9001 |
| J & S Technologies Inc Milling, Turning, Grinding, Finishing · ISO 9001 | Nunica, MI | MillingTurningGrindingFinishing | ISO 9001 |
| MFC Netform LLC Milling, Laser, Waterjet, Bending, Welding, Stamping, Forging, EDM, Grinding · ISO 9001, IATF 16949 | Shelby Township, MI | MillingLaserWaterjetBendingWeldingStampingForgingEDMGrinding | ISO 9001, IATF 16949 |
| C & S Machine Products Inc Milling, Turning, Swiss, EDM, Grinding · AS9100, NADCAP, ISO 13485 | Niles, MI | MillingTurningSwissEDMGrinding | AS9100, NADCAP, ISO 13485 |
| Great Lakes Castings Casting, Grinding · ISO 9001, IATF 16949 | Ludington, MI | CastingGrinding | ISO 9001, IATF 16949 |
| Liberty Tool Inc Milling, Turning, Welding, Grinding · ISO 9001, AS9100, ITAR | Sterling Heights, MI | MillingTurningWeldingGrinding | ISO 9001, AS9100, ITAR |
| Micron Precision Machining Inc Milling, Turning, EDM, Grinding | Saginaw, MI | MillingTurningEDMGrinding | - |
| Patterson Precision Manufacturing Inc Milling, Turning, Stamping, Grinding · ISO 9001, NADCAP | Norton Shores, MI | MillingTurningStampingGrinding | ISO 9001, NADCAP |
| PJF Engineered Solutions, Inc Milling, Welding, Metal AM, EDM, Grinding, Finishing · ISO 9001, ITAR | Rockford, MI | MillingWeldingMetal AMEDMGrindingFinishing | ISO 9001, ITAR |
| Progress Machining Inc Milling, Turning, Grinding, Finishing · ISO 9001 | Norton Shores, MI | MillingTurningGrindingFinishing | ISO 9001 |
| Schaefer Screw Products Co Milling, Turning, Grinding, Finishing | Garden City, MI | MillingTurningGrindingFinishing | - |
| Wolverine Machine Products Company Milling, Turning, Waterjet, Welding, Grinding, Finishing · ISO 9001 | Holly, MI | MillingTurningWaterjetWeldingGrindingFinishing | ISO 9001 |
| Advanced CNC Technology Inc Milling, Turning, Welding, Grinding · ISO 9001, ITAR | Sterling Heights, MI | MillingTurningWeldingGrinding | ISO 9001, ITAR |
| B & K Solutions, Inc Laser, Welding, Grinding | Clinton Township, MI | LaserWeldingGrinding | - |
| Casemer Tool & Machine Inc Milling, Turning, Laser, Waterjet, Welding, EDM, Grinding | Oxford, MI | MillingTurningLaserWaterjetWeldingEDMGrinding | - |
| Classic Metal Finishing, Inc Milling, Swiss, Grinding, Finishing, Assembly · ISO 9001, AS9100, ITAR, NADCAP | Jackson, MI | MillingSwissGrindingFinishingAssembly | ISO 9001, AS9100, ITAR, NADCAP |
| Cutting Solutions Turning, Laser, Waterjet, Bending, Welding, Grinding, Finishing, Assembly | Zeeland, MI | TurningLaserWaterjetBendingWeldingGrindingFinishingAssembly | - |
| Distinctive Machining LLC Milling, Welding, Grinding, Finishing | Zeeland, MI | MillingWeldingGrindingFinishing | - |
| Engineered Tooling Systems, Inc Milling, Laser, Welding, Stamping, Casting, Grinding | Grand Rapids, MI | MillingLaserWeldingStampingCastingGrinding | - |
| Kinross Fab & Machine Inc Milling, Turning, Laser, Welding, Grinding, Finishing | Kincheloe, MI | MillingTurningLaserWeldingGrindingFinishing | - |
| Martel Tool Corp Grinding · ISO 9001 | Allen Park, MI | Grinding | ISO 9001 |
| Precision Advanced Machining Co Milling, Turning, Grinding · ISO 9001, AS9100, ITAR | Clinton Township, MI | MillingTurningGrinding | ISO 9001, AS9100, ITAR |
| S & S Die Co Milling, Turning, Welding, EDM, Grinding | Lansing, MI | MillingTurningWeldingEDMGrinding | - |
| Belding Tool and Machine Milling, Turning, Welding, EDM, Grinding | Belding, MI | MillingTurningWeldingEDMGrinding | - |
| Choice Components Milling, Turning, EDM, Grinding · ISO 9001 | Clinton Township, MI | MillingTurningEDMGrinding | ISO 9001 |
| Delt Forge, Inc Milling, Turning, Welding, Forging, Grinding | Rose City, MI | MillingTurningWeldingForgingGrinding | - |
| Fitzpatrick Manufacturing Co Milling, Turning, Grinding · ISO 9001, AS9100, ITAR, ISO 13485 | Sterling Heights, MI | MillingTurningGrinding | ISO 9001, AS9100, ITAR, ISO 13485 |
| Tompkins Products, Inc Milling, Welding, Grinding, Finishing · IATF 16949 | Detroit, MI | MillingWeldingGrindingFinishing | IATF 16949 |
| Unique Model Inc Milling, Turning, Welding, EDM, Grinding | Grand Rapids, MI | MillingTurningWeldingEDMGrinding | - |
| Wilson Precision Products LLC Milling, Welding, Grinding · ITAR | Temperance, MI | MillingWeldingGrinding | ITAR |
| Alto Precision, Inc Milling, Turning, Welding, Grinding | Grand Rapids, MI | MillingTurningWeldingGrinding | - |
| Polaris Engineering Inc Milling, Turning, Welding, EDM, Grinding | Fraser, MI | MillingTurningWeldingEDMGrinding | - |
| Accurate Carbide Tool Co Inc Milling, Turning, EDM, Grinding | Saginaw, MI | MillingTurningEDMGrinding | - |
| Radiant Engineering and Manufacturing, LLC Milling, Grinding, Finishing · CMMC | Sterling Heights, MI | MillingGrindingFinishing | CMMC |
| Advanced Mechatronics Corp Milling, Turning, Welding, EDM, Grinding | Norton Shores, MI | MillingTurningWeldingEDMGrinding | - |
| Bermont Gage & Automation Inc Milling, Waterjet, Welding, Grinding · ISO 9001 | Fraser, MI | MillingWaterjetWeldingGrinding | ISO 9001 |
| Cox Machine LLC Milling, Turning, Welding, EDM, Grinding, Finishing · ISO 9001, ITAR | Traverse City, MI | MillingTurningWeldingEDMGrindingFinishing | ISO 9001, ITAR |
| Diamond Die and Mold Milling, EDM, Grinding, Finishing · ISO 9001 | Clinton Township, MI | MillingEDMGrindingFinishing | ISO 9001 |