| Fox Valley Metal Fab, Inc. Milling, Bending, Welding | Appleton, WI | MillingBendingWelding | - |
| Velocity Machine, Inc Milling, Turning, Welding, Assembly · ISO 9001, ITAR, IATF 16949 | De Pere, WI | MillingTurningWeldingAssembly | ISO 9001, ITAR, IATF 16949 |
| Fox Valley Tool & Die Inc Milling, Turning, Waterjet, Stamping, EDM, Grinding | Kaukauna, WI | MillingTurningWaterjetStampingEDMGrinding | - |
| Technical Products Inc Milling, Turning, Laser, Grinding · ISO 9001 | West Bend, WI | MillingTurningLaserGrinding | ISO 9001 |
| True Accuracy LLC Stamping · ISO 9001 | West Bend, WI | Stamping | ISO 9001 |
| Advance Screw Products, Inc Turning, Swiss, Grinding, Finishing | St. Francis, WI | TurningSwissGrindingFinishing | - |
| Asc Machining Milling | Mequon, WI | Milling | - |
| Infinity EDM, LLC Milling, Turning, EDM, Grinding · ISO 9001 | Jackson, WI | MillingTurningEDMGrinding | ISO 9001 |
| KF Precision Honing LLC Milling, Grinding · ITAR | Antigo, WI | MillingGrinding | ITAR |
| Sulzer Machine & Manufacturing Inc Milling, Welding, Grinding · ISO 9001 | Mosinee, WI | MillingWeldingGrinding | ISO 9001 |
| Unit Drop Forge Co Inc Milling, Welding, Forging, Finishing | Milwaukee, WI | MillingWeldingForgingFinishing | - |
| Waukesha Metal Products Welding, Stamping, Finishing · ISO 9001, AS9100, ITAR, IATF 16949, CMMC | Sussex, WI | WeldingStampingFinishing | ISO 9001, AS9100, ITAR, IATF 16949, CMMC |