| Vff-Metal Processing LLC Milling, Turning, EDM, Grinding, Finishing | Ellisville, MO | MillingTurningEDMGrindingFinishing | - |
| Yarbrough Industries Bending, Welding, Waterjet | Springfield, MO | BendingWeldingWaterjet | - |
| C. R. Metal Products Inc Bending, Laser, Welding · ISO 9001 | St. Louis, MO | BendingLaserWelding | ISO 9001 |
| C.N.C. Machine Products, Inc Milling, Turning · ISO 9001 | Joplin, MO | MillingTurning | ISO 9001 |
| Custom Metalcraft Milling, Bending, Welding | Springfield, MO | MillingBendingWelding | - |
| Grain Valley Tool Manufacturing Welding · ISO 9001 | Oak Grove, MO | Welding | ISO 9001 |
| H&H Metal Fabrication Bending, Welding | St. Louis, MO | BendingWelding | - |
| IPMI Manufacturing & Engineering Milling, Turning, Welding | Buckner, MO | MillingTurningWelding | - |
| K C Machine Milling, Turning, Waterjet · ISO 9001, AS9100 | Excelsior Springs, MO | MillingTurningWaterjet | ISO 9001, AS9100 |
| Maxtek Milling, Turning, Grinding | Grandview, MO | MillingTurningGrinding | - |
| Mirror Finish Polishing Welding, Casting, Grinding | Kearney, MO | WeldingCastingGrinding | - |
| Ofallon Casting LLC Casting, EDM | O Fallon, MO | CastingEDM | - |
| Planet Tool & Gear Inc Milling, Welding, Stamping, Assembly · ISO 9001, AS9100, ITAR | O Fallon, MO | MillingWeldingStampingAssembly | ISO 9001, AS9100, ITAR |
| Precision Components & Assemblies, Inc Milling, Turning, Laser, Welding, Casting, Finishing, Assembly | Saint Peters, MO | MillingTurningLaserWeldingCastingFinishingAssembly | - |
| Precision Cutter & Tool Co Milling, Turning, Stamping, EDM, Grinding · ISO 9001 | Lebanon, MO | MillingTurningStampingEDMGrinding | ISO 9001 |
| South Central Manufacturing Corp Milling, Turning, Welding, Grinding | Summersville, MO | MillingTurningWeldingGrinding | - |
| Venture Industrial Products Inc Welding, Assembly | Lees Summit, MO | WeldingAssembly | - |
| VMC Precision LLC Milling, Welding, Finishing | Kansas City, MO | MillingWeldingFinishing | - |