| Valley City Metal Products Milling, Turning, Laser, Stamping · ISO 9001 | Shelby, MI | MillingTurningLaserStamping | ISO 9001 |
| Ultimate Hydroforming, Inc Laser, Welding, Stamping · ISO 9001, AS9100, ITAR, NADCAP | Sterling Heights, MI | LaserWeldingStamping | ISO 9001, AS9100, ITAR, NADCAP |
| Professional Metal Works Bending, Laser, Welding · ISO 9001 | Lansing, MI | BendingLaserWelding | ISO 9001 |
| Albion Machine and Tool LLC Milling, Turning, Laser, Welding, Grinding, Finishing | Albion, MI | MillingTurningLaserWeldingGrindingFinishing | - |
| American Fab Milling, Laser, Bending, Welding | Spring Lake, MI | MillingLaserBendingWelding | - |
| 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 | - |
| Aristo Industries Laser, Welding · ISO 9001 | Fraser, MI | LaserWelding | ISO 9001 |
| Bru Tek LLC Milling, Turning, Laser, Welding | Shelby Township, MI | MillingTurningLaserWelding | - |
| Espas Inc Laser, Bending, Welding, Stamping, Assembly · ISO 9001 | Clinton Township, MI | LaserBendingWeldingStampingAssembly | ISO 9001 |
| K&M Milling, Turning, Laser, Welding, Assembly · ISO 9001 | Cassopolis, MI | MillingTurningLaserWeldingAssembly | ISO 9001 |
| Kriewall Enterprises Inc Milling, Laser, Welding, Stamping, EDM, Finishing · ISO 9001 | Romeo, MI | MillingLaserWeldingStampingEDMFinishing | ISO 9001 |
| Legacy Industries Laser, Welding, Stamping · ITAR | Auburn Hills, MI | LaserWeldingStamping | ITAR |
| Lomar Machine & Tool Co Milling, Turning, Laser, Bending, Welding, Casting, EDM, Grinding, Finishing · ISO 9001 | Horton, MI | MillingTurningLaserBendingWeldingCastingEDMGrindingFinishing | ISO 9001 |
| Massie Mfg Inc Milling, Turning, Laser, Waterjet, Bending, Welding, Finishing · ITAR | Baraga, MI | MillingTurningLaserWaterjetBendingWeldingFinishing | ITAR |
| Met-L-Tec, LLC Milling, Laser | Temperance, MI | MillingLaser | - |
| Metalbuilt LLC Milling, Turning, Laser, Welding, Stamping, Finishing · ISO 9001, AS9100, IATF 16949 | Chesterfield, MI | MillingTurningLaserWeldingStampingFinishing | ISO 9001, AS9100, IATF 16949 |
| Precision Manufacturing Group Inc Milling, Laser, Bending, Welding | Muskegon, MI | MillingLaserBendingWelding | - |
| Selective Industries, Inc Laser, Welding, Stamping · ISO 9001 | Marine City, MI | LaserWeldingStamping | ISO 9001 |
| 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 |
| West Michigan Fab Corp Milling, Laser | Belding, MI | MillingLaser | - |