| Fze Manufacturing Solutions, LLC Milling, Swiss, Welding, Finishing, Assembly | North Fond Du Lac, WI | MillingSwissWeldingFinishingAssembly | - |
| TMS Inc Milling, Laser, Punching, Bending, Welding, Grinding, Finishing, Assembly | New Berlin, WI | MillingLaserPunchingBendingWeldingGrindingFinishingAssembly | - |
| Alpine Conglomerate, LLC Milling, Welding · ISO 9001, AS9100, ITAR, NADCAP, CMMC | Bloomer, WI | MillingWelding | ISO 9001, AS9100, ITAR, NADCAP, CMMC |
| Creative Metal Products Inc Punching, Bending, Welding, Finishing, Assembly · ISO 9001 | Neenah, WI | PunchingBendingWeldingFinishingAssembly | ISO 9001 |
| KLH Industries Inc Milling, Turning, Waterjet, Bending, Welding, EDM, Grinding, Finishing · ISO 9001, AS9100, ITAR, NADCAP | Germantown, WI | MillingTurningWaterjetBendingWeldingEDMGrindingFinishing | ISO 9001, AS9100, ITAR, NADCAP |
| NEW Industries Milling, Turning, Welding · ISO 9001 | Sturgeon Bay, WI | MillingTurningWelding | ISO 9001 |
| New Tech Metals Milling, Turning, Laser, Punching, Bending, Welding, Stamping, Finishing, Assembly · ISO 9001, AS9100, ITAR, IATF 16949, CMMC | Green Bay, WI | MillingTurningLaserPunchingBendingWeldingStampingFinishingAssembly | ISO 9001, AS9100, ITAR, IATF 16949, CMMC |
| Metaltek International Corp Milling, Welding, Casting, Metal AM · NADCAP | Waukesha, WI | MillingWeldingCastingMetal AM | NADCAP |
| Prototek Digital ManufacturingVerified Milling, Turning, Laser, Waterjet, Bending, Welding, EDM, Finishing, Assembly · ISO 9001, AS9100, ITAR, NADCAP, CMMC | Menomonie, WI | MillingTurningLaserWaterjetBendingWeldingEDMFinishingAssembly | ISO 9001, AS9100, ITAR, NADCAP, CMMC |
| 5 Point Fabrication Milling, Bending, Laser, Welding | Green Bay, WI | MillingBendingLaserWelding | - |
| A & P Fabricating Solutions, LLC Milling, Turning, Bending, Laser, Welding | Appleton, WI | MillingTurningBendingLaserWelding | - |
| Advanced Plating Technologies Welding, Finishing · ISO 9001, ITAR, ISO 13485 | Milwaukee, WI | WeldingFinishing | ISO 9001, ITAR, ISO 13485 |
| Baum Machine Inc Milling, Turning, Welding | Appleton, WI | MillingTurningWelding | - |
| Behr Enterprises LLC Laser, Waterjet, Welding | Sussex, WI | LaserWaterjetWelding | - |
| C & C Machine Inc Milling, Turning, Bending, Welding | La Crosse, WI | MillingTurningBendingWelding | - |
| Centerline Machine, LLC Milling, Turning, Waterjet, Bending, Welding, Finishing, Assembly · ISO 9001, ITAR | Waupaca, WI | MillingTurningWaterjetBendingWeldingFinishingAssembly | ISO 9001, ITAR |
| Cutting Edge Fabrication Inc Milling, Bending, Laser, Welding · ISO 9001 | Milwaukee, WI | MillingBendingLaserWelding | ISO 9001 |
| D & H Industries Inc Milling, Turning, Laser, Bending, Welding, Stamping, Grinding, Finishing · ISO 9001, ITAR | Oconomowoc, WI | MillingTurningLaserBendingWeldingStampingGrindingFinishing | ISO 9001, ITAR |
| D & S Machine Service Inc Milling, Turning, Welding · ISO 9001 | Luxemburg, WI | MillingTurningWelding | ISO 9001 |
| Draeving Machine Tool, Inc Milling, Turning, Welding, EDM | Beloit, WI | MillingTurningWeldingEDM | - |
| DRM Industries Corp Milling, Turning, Laser, Welding, Casting · ISO 9001 | Lake Delton, WI | MillingTurningLaserWeldingCasting | ISO 9001 |
| E & M Machine, Inc Milling, Turning, Welding, EDM, Finishing | Grantsburg, WI | MillingTurningWeldingEDMFinishing | - |
| Evers Manufacturing Inc Bending, Welding | Milwaukee, WI | BendingWelding | - |
| Global Precision Group LLC Turning, Welding, Finishing · ISO 9001 | Muskego, WI | TurningWeldingFinishing | ISO 9001 |
| Gromax Precision Die & Mfg., Inc Punching, Bending, Welding, Stamping, EDM, Grinding, Finishing, Assembly · ISO 9001, ITAR | Germantown, WI | PunchingBendingWeldingStampingEDMGrindingFinishingAssembly | ISO 9001, ITAR |
| H & M Machine Inc Milling, Turning, Welding, Stamping, EDM, Grinding, Finishing | Greendale, WI | MillingTurningWeldingStampingEDMGrindingFinishing | - |
| Hastreiter Industries Corp Milling, Turning, Laser, Bending, Welding, Grinding, Finishing · ISO 9001, ITAR | Marshfield, WI | MillingTurningLaserBendingWeldingGrindingFinishing | ISO 9001, ITAR |
| HTT, Inc Laser, Welding, Stamping, EDM, Grinding, Finishing | Sheboygan, WI | LaserWeldingStampingEDMGrindingFinishing | - |
| JBC Machine Inc Milling, Turning, Welding, Finishing | Hortonville, WI | MillingTurningWeldingFinishing | - |
| Just In Time Machine Corp Milling, Turning, Welding · AS9100, ITAR | Middleton, WI | MillingTurningWelding | AS9100, ITAR |
| KLM Machining, Inc Milling, Turning, Welding, Finishing | Sussex, WI | MillingTurningWeldingFinishing | - |
| KSM Industries Inc Bending, Welding, Assembly | Germantown, WI | BendingWeldingAssembly | - |
| Lemke Industrial Machine LLC Welding, Grinding | Marathon, WI | WeldingGrinding | - |
| Lindor Tool, Inc Milling, Turning, Welding, Casting, Grinding | Saint Croix Falls, WI | MillingTurningWeldingCastingGrinding | - |
| Machine Service Inc Welding · ISO 9001 | Green Bay, WI | Welding | ISO 9001 |
| Marinette Machine LLC Turning, Welding, Grinding, Finishing | Marinette, WI | TurningWeldingGrindingFinishing | - |
| Marsan Inc Bending, Welding, Assembly · ISO 9001 | Germantown, WI | BendingWeldingAssembly | ISO 9001 |
| Mat-Tech Machining Milling, Turning, Welding | Milwaukee, WI | MillingTurningWelding | - |
| McCormick Industries Inc Milling, Turning, Swiss, Welding, Grinding, Finishing, Assembly · ISO 9001 | Appleton, WI | MillingTurningSwissWeldingGrindingFinishingAssembly | ISO 9001 |
| MRC Machine Inc Milling, Turning, Welding | Pound, WI | MillingTurningWelding | - |
| Owens Industries, Inc. Milling, Turning, Welding, EDM, Casting, Metal AM · ISO 9001, AS9100 | Oak Creek, WI | MillingTurningWeldingEDMCastingMetal AM | ISO 9001, AS9100 |
| PDJ Cutting and Fabricating LLC Bending, Welding | Manitowoc, WI | BendingWelding | - |
| Precision Die Systems Corp Milling, Welding, Grinding | Chippewa Falls, WI | MillingWeldingGrinding | - |
| Quality Welding Service Inc Laser, Welding | Suamico, WI | LaserWelding | - |
| R. J. Zeman Tool & Mfg. Co., Inc Milling, Turning, Welding, Casting, EDM, Grinding · ISO 9001, ITAR | Waukesha, WI | MillingTurningWeldingCastingEDMGrinding | ISO 9001, ITAR |
| Ram Tool Inc Milling, Turning, Welding, Casting, EDM, Grinding · ISO 9001, ITAR | Grafton, WI | MillingTurningWeldingCastingEDMGrinding | ISO 9001, ITAR |
| Ravelin Defense Milling, Turning, Bending, Laser, Welding, Waterjet · ISO 9001, AS9100, ITAR, CMMC | Green Bay, WI | MillingTurningBendingLaserWeldingWaterjet | ISO 9001, AS9100, ITAR, CMMC |
| SMT Machine & Tool Milling, Turning, Welding, Casting | Green Bay, WI | MillingTurningWeldingCasting | - |
| Sulzer Machine & Manufacturing Inc Milling, Welding, Grinding · ISO 9001 | Mosinee, WI | MillingWeldingGrinding | ISO 9001 |
| Synergy Manufacturing Services LLC Welding, Assembly | Grafton, WI | WeldingAssembly | - |