| Albion Machine and Tool LLC Milling, Turning, Laser, Welding, Grinding, Finishing | Albion, MI | MillingTurningLaserWeldingGrindingFinishing | - |
| Alto Precision, Inc Milling, Turning, Welding, Grinding | Grand Rapids, MI | MillingTurningWeldingGrinding | - |
| Armor Contract Manufacturing Inc Welding, Stamping, Finishing | Elkhart, IN | WeldingStampingFinishing | - |
| Armorit, LLC Milling, Turning, Welding, EDM, Grinding, Assembly · ISO 9001, ITAR | Sarasota, FL | MillingTurningWeldingEDMGrindingAssembly | ISO 9001, ITAR |
| Blackstar CNC LLC Milling, Laser, Bending, Welding, Finishing · ISO 9001 | Merrillville, IN | MillingLaserBendingWeldingFinishing | ISO 9001 |
| Burns Machine Co Milling, Turning, Bending, Welding, Grinding, Assembly · ISO 9001 | Ottawa, IL | MillingTurningBendingWeldingGrindingAssembly | ISO 9001 |
| C M Engineering Inc Milling, Laser, Bending, Welding, Finishing, Assembly · ISO 9001 | Dugger, IN | MillingLaserBendingWeldingFinishingAssembly | ISO 9001 |
| CalWest MFG Milling, Turning, Laser, Waterjet, Bending, Welding · ISO 9001, ITAR | Fontana, CA | MillingTurningLaserWaterjetBendingWelding | ISO 9001, ITAR |
| Carollo Metal Works Welding | Chalmette, LA | Welding | - |
| Delco LLC Milling, Turning, Welding, EDM, Grinding · ISO 9001, AS9100 | Akron, OH | MillingTurningWeldingEDMGrinding | ISO 9001, AS9100 |
| Dynamic Metals LLC Milling, Laser, Bending, Welding, Stamping · AS9100, NADCAP | Elkhart, IN | MillingLaserBendingWeldingStamping | AS9100, NADCAP |
| Eagle Magnetic Co Inc Laser, Welding, Finishing · ISO 9001 | Indianapolis, IN | LaserWeldingFinishing | ISO 9001 |
| East Bay Manufacturers Inc Milling, Turning, Laser, Welding, Finishing, Assembly | Bristol, RI | MillingTurningLaserWeldingFinishingAssembly | - |
| Ems Automotive Milling, Turning, Welding, Grinding · ISO 9001, ITAR | Orange, CA | MillingTurningWeldingGrinding | ISO 9001, ITAR |
| Evansville Tool & Die Inc Milling, Turning, Welding, Stamping, EDM, Grinding | Evansville, IN | MillingTurningWeldingStampingEDMGrinding | - |
| Fulcrum Technologies Inc Milling, Laser, Waterjet, Bending, Welding, Finishing | Tualatin, OR | MillingLaserWaterjetBendingWeldingFinishing | - |
| Gardner Precision Technologies LLC Milling, Turning, Welding | Forest Hill, TX | MillingTurningWelding | - |
| Glsv Inc Milling, Turning, Waterjet, Bending, Welding · ISO 9001 | Calumet, MI | MillingTurningWaterjetBendingWelding | ISO 9001 |
| Henderson Machine, Inc Milling, Turning, Swiss, Welding, EDM · ITAR | Deerfield Beach, FL | MillingTurningSwissWeldingEDM | ITAR |
| Independent Machine Company Milling, Turning, Laser, Welding, Grinding | Escanaba, MI | MillingTurningLaserWeldingGrinding | - |
| Justified Performance LLC Laser, Bending, Welding, Finishing, Assembly · ISO 9001 | Rocklin, CA | LaserBendingWeldingFinishingAssembly | ISO 9001 |
| Kencoa Aerospace LLC Milling, Turning, Waterjet, Punching, Bending, Welding, Stamping · AS9100, ITAR | Eastman, GA | MillingTurningWaterjetPunchingBendingWeldingStamping | AS9100, ITAR |
| Kihm Metal Technologies Laser, Welding | Brazil, IN | LaserWelding | - |
| Lai International Inc Milling, Laser, Waterjet, Welding, Metal AM, EDM, Finishing · NADCAP | Westminster, MD | MillingLaserWaterjetWeldingMetal AMEDMFinishing | NADCAP |
| Lear Machining & Waterjet Inc Milling, Turning, Waterjet, Welding, Grinding · ISO 9001 | Columbus, IN | MillingTurningWaterjetWeldingGrinding | ISO 9001 |
| Legacy Industries Laser, Welding, Stamping · ITAR | Auburn Hills, MI | LaserWeldingStamping | ITAR |
| Machine-Tech Services, L.L.C Milling, Turning, Welding | Broussard, LA | MillingTurningWelding | - |
| Major Tool & Machine Milling, Turning, Welding · ISO 9001, AS9100, NADCAP | Indianapolis, IN | MillingTurningWelding | ISO 9001, AS9100, NADCAP |
| Mesco Manufacturing Group LLC Milling, Laser, Welding, Finishing · ISO 9001 | Greensburg, IN | MillingLaserWeldingFinishing | ISO 9001 |
| Models & Tools Inc Milling, Turning, Welding · AS9100 | Shelby Township, MI | MillingTurningWelding | AS9100 |
| MPM, Inc Milling, Welding, EDM | Wichita, KS | MillingWeldingEDM | - |
| NMB Manufacturing LLC Milling, Turning, Bending, Welding | Bixby, OK | MillingTurningBendingWelding | - |
| Product Manufacturing Milling, Turning, Welding, Casting | Canby, OR | MillingTurningWeldingCasting | - |
| Rincon Engineering Corporation Milling, Turning, Laser, Waterjet, Punching, Welding, Stamping, EDM, Finishing · ISO 9001, AS9100 | Carpinteria, CA | MillingTurningLaserWaterjetPunchingWeldingStampingEDMFinishing | ISO 9001, AS9100 |
| Shape Shifters Inc Milling, Waterjet, Bending, Welding, Stamping, Finishing | Bloomfield, IN | MillingWaterjetBendingWeldingStampingFinishing | - |
| Spokane Metals Welding | Spokane Valley, WA | Welding | - |
| Sse Steel Fabrication Milling, Turning, Bending, Welding | Saint Bernard, LA | MillingTurningBendingWelding | - |
| Stellar Industries LLC Laser, Bending, Welding, Stamping, Finishing · ISO 9001 | Nappanee, IN | LaserBendingWeldingStampingFinishing | ISO 9001 |
| Subtract LLC Milling, Turning, Swiss, Laser, Waterjet, Welding, EDM, Finishing | Muncie, IN | MillingTurningSwissLaserWaterjetWeldingEDMFinishing | - |
| Superior Machine & Tool Milling, Turning, Welding · ISO 9001 | Fort Wayne, IN | MillingTurningWelding | ISO 9001 |
| Tessec LLC Milling, Welding, EDM, Grinding, Assembly · AS9100 | Dayton, OH | MillingWeldingEDMGrindingAssembly | AS9100 |
| The Progress Group, Inc Turning, Welding, Assembly · ISO 9001 | Schererville, IN | TurningWeldingAssembly | ISO 9001 |
| Thrust Tech, Inc Turning, Welding | Miami, FL | TurningWelding | - |
| Toron Manufacturing Milling, Welding | Elkhart, IN | MillingWelding | - |
| TPR Systems Inc Milling, Turning, Waterjet, Bending, Welding, EDM · ISO 9001 | Milton, FL | MillingTurningWaterjetBendingWeldingEDM | ISO 9001 |
| Trufab LLC Milling, Turning, Welding | Shelton, WA | MillingTurningWelding | - |
| Vulcan Machine Milling, Turning, Bending, Laser, Welding, EDM · ISO 9001, AS9100, ITAR, ISO 13485, CMMC | Tampa, FL | MillingTurningBendingLaserWeldingEDM | ISO 9001, AS9100, ITAR, ISO 13485, CMMC |
| Wirefab Inc. Bending, Laser, Welding · ISO 9001 | Worcester, MA | BendingLaserWelding | ISO 9001 |