| Blackburn's Fabrication Milling, Turning, Bending, Laser, Welding | Columbus, OH | MillingTurningBendingLaserWelding | - |
| Budde Sheet Metal Works, Inc. Bending, Laser, Welding | Dayton, OH | BendingLaserWelding | - |
| Columbus Machine Works Milling, Turning, Bending, Welding, EDM, Casting | Columbus, OH | MillingTurningBendingWeldingEDMCasting | - |
| Logan Machine Co Milling, Turning, Bending, Welding | Akron, OH | MillingTurningBendingWelding | - |
| M 7 Technologies Bending, Welding · ISO 9001 | Youngstown, OH | BendingWelding | ISO 9001 |
| Matern Metal Works, Inc Punching, Bending, Welding | Mansfield, OH | PunchingBendingWelding | - |
| Metalworking Group Bending, Welding · CMMC, ISO 9001, ITAR | Cincinnati, OH | BendingWelding | CMMC, ISO 9001, ITAR |
| Midlake Products & Mfg. Co., Inc Turning, Bending, Laser, Welding, Stamping | Canton, OH | TurningBendingLaserWeldingStamping | - |
| Production Screw Machine Co Milling, Turning, Bending, Welding · ISO 9001, AS9100, ITAR | Dayton, OH | MillingTurningBendingWelding | ISO 9001, AS9100, ITAR |
| Quality Welding & Fabrication, LLC Bending, Welding | Lima, OH | BendingWelding | - |
| Southern Ohio Manufacturing Milling, Turning, Laser, Bending, Welding, Grinding, Finishing | Amelia, OH | MillingTurningLaserBendingWeldingGrindingFinishing | - |
| The Trico Machine Products Corp Milling, Turning, Bending | Cleveland, OH | MillingTurningBending | - |
| Toth Industries Inc Milling, Turning, Bending, Casting · ISO 9001 | Toledo, OH | MillingTurningBendingCasting | ISO 9001 |