| Brost Cleveland LLC Turning, Casting, Finishing, Assembly · ISO 9001 | Cleveland, OH | TurningCastingFinishingAssembly | ISO 9001 |
| Halo Metal Prep Inc Stamping, Finishing · ISO 9001 | Cleveland, OH | StampingFinishing | ISO 9001 |
| K & K Precision, Inc Milling, Turning, EDM, Grinding | Mason, OH | MillingTurningEDMGrinding | - |
| Keystone Machine & Fab, Inc Milling, Turning, EDM, Grinding | Grafton, OH | MillingTurningEDMGrinding | - |
| Lange Grinding & Machining, Inc Milling, Turning, Welding, Grinding | Streetsboro, OH | MillingTurningWeldingGrinding | - |
| Maumee Valley Fabricators Turning, Welding | Toledo, OH | TurningWelding | - |
| Meta Manufacturing Corp Milling, Turning | Blue Ash, OH | MillingTurning | - |
| Planet Products Corporation Milling, Turning, Grinding | Cincinnati, OH | MillingTurningGrinding | - |
| Standard Machine, LLC Milling, Turning, Welding, Casting, Grinding, Finishing | Cleveland, OH | MillingTurningWeldingCastingGrindingFinishing | - |
| Sunset Industries Inc Milling, Turning, Swiss, Casting, EDM, Grinding, Finishing, Assembly · ISO 9001, AS9100, ITAR, CMMC | Mentor, OH | MillingTurningSwissCastingEDMGrindingFinishingAssembly | ISO 9001, AS9100, ITAR, CMMC |
| Total Manufacturing Milling, Turning, Waterjet, Welding, EDM, Grinding | Mentor, OH | MillingTurningWaterjetWeldingEDMGrinding | - |
| Williams Engineering LLC Milling, Turning, Welding | Cincinnati, OH | MillingTurningWelding | - |