| Manderscheid, Inc Milling, Finishing · ITAR | Plano, TX | MillingFinishing | ITAR |
| Ace of Diamonds International Inc Milling | Aurora, IL | Milling | - |
| Albion Machine and Tool LLC Milling, Turning, Laser, Welding, Grinding, Finishing | Albion, MI | MillingTurningLaserWeldingGrindingFinishing | - |
| Alziebler Incorporated Milling, Turning, Welding, Grinding, Finishing · ISO 9001, AS9100, ITAR, NADCAP | Arleta, CA | MillingTurningWeldingGrindingFinishing | ISO 9001, AS9100, ITAR, NADCAP |
| American Bully Manufacturing LLC Milling, Bending, Welding, Finishing, Assembly · AS9100 | Annapolis Junction, MD | MillingBendingWeldingFinishingAssembly | AS9100 |
| American Machining Inc Milling, Turning, Welding, Grinding, Finishing · ISO 9001 | Ottawa, IL | MillingTurningWeldingGrindingFinishing | ISO 9001 |
| Anderson Metal Industries Inc Milling, Turning, Welding, EDM, Grinding, Finishing · ISO 9001, ITAR | Franklin, PA | MillingTurningWeldingEDMGrindingFinishing | ISO 9001, ITAR |
| Apogee Manufacturing Solutions Limited Liability Company Milling, Laser, Punching, Bending, Grinding, Assembly · ISO 9001 | New Holland, PA | MillingLaserPunchingBendingGrindingAssembly | ISO 9001 |
| APV Manufacturing Milling, Waterjet, Bending, Welding, Grinding · NADCAP | Buena Park, CA | MillingWaterjetBendingWeldingGrinding | NADCAP |
| Atlas Machine Co. Inc Milling, Turning, Welding · ISO 9001, AS9100 | Baltimore, MD | MillingTurningWelding | ISO 9001, AS9100 |
| Aurele M Gatti Inc Milling, Turning, Waterjet | Fairless Hills, PA | MillingTurningWaterjet | - |
| Azt Technology LLC Milling · ISO 9001, ITAR | Naples, FL | Milling | ISO 9001, ITAR |
| Bitec Milling, Turning, Swiss, Waterjet, EDM, Grinding | Dayton, OH | MillingTurningSwissWaterjetEDMGrinding | - |
| Brek Manufacturing Co Milling, Assembly | Gardena, CA | MillingAssembly | - |
| Brenk Brothers Inc Milling, Turning, EDM, Grinding | Minneapolis, MN | MillingTurningEDMGrinding | - |
| Brodeur Machine Company, Inc Milling, Turning, Laser, Waterjet, Welding, EDM, Grinding | New Bedford, MA | MillingTurningLaserWaterjetWeldingEDMGrinding | - |
| C.V. Industries Milling, Turning, EDM | Southington, CT | MillingTurningEDM | - |
| C2 Machining Milling, Welding · ITAR | Kentwood, MI | MillingWelding | ITAR |
| Callacore LLC Milling, Turning, Grinding · AS9100 | Hutchinson, KS | MillingTurningGrinding | AS9100 |
| Central Valley Machine Inc Milling, Turning, Waterjet, Bending, Welding, EDM · AS9100, ITAR | Logan, UT | MillingTurningWaterjetBendingWeldingEDM | AS9100, ITAR |
| Charlie Mike Manufacturing LLC Milling, Turning, Laser, Bending, Welding, Stamping, EDM, Finishing | Oakdale, PA | MillingTurningLaserBendingWeldingStampingEDMFinishing | - |
| Clark Metal Products Co Milling, Laser, Punching, Bending, Welding, Finishing, Assembly · ISO 9001 | Blairsville, PA | MillingLaserPunchingBendingWeldingFinishingAssembly | ISO 9001 |
| Coffeyville Sektam, Inc Milling, Turning, Welding, Grinding, Assembly | Coffeyville, KS | MillingTurningWeldingGrindingAssembly | - |
| Compatible Manufacturing, Inc Milling · ISO 9001, AS9100 | Marion, MT | Milling | ISO 9001, AS9100 |
| Compucraft Fabricators Inc Milling, Turning, Laser, Punching, Bending, Welding, Grinding, Finishing · ISO 9001, ITAR | Montgomeryville, PA | MillingTurningLaserPunchingBendingWeldingGrindingFinishing | ISO 9001, ITAR |
| Creations Unlimited Machining, Inc Milling | Nampa, ID | Milling | - |
| Custom Machine Works LLC Milling, Turning, Stamping, Grinding | Fenton, MO | MillingTurningStampingGrinding | - |
| Cutting Edge Machining & Automation-Qtr, LLC Milling, Turning, Swiss, Laser, Welding, EDM, Assembly | North Versailles, PA | MillingTurningSwissLaserWeldingEDMAssembly | - |
| Delflo Industries Inc Milling, Turning, Waterjet, Bending, Welding, EDM, Grinding, Assembly · ISO 9001, AS9100, ITAR, ISO 13485, CMMC | Delray Beach, FL | MillingTurningWaterjetBendingWeldingEDMGrindingAssembly | ISO 9001, AS9100, ITAR, ISO 13485, CMMC |
| Desalvo Systems Inc Milling, Turning · ITAR | Yuma, AZ | MillingTurning | ITAR |
| Digital Machining Systems LLC Milling, Turning, Welding, Assembly · ISO 9001 | Duson, LA | MillingTurningWeldingAssembly | ISO 9001 |
| Dynamic Machine of Detroit Milling, Turning, Casting, Metal AM | Troy, MI | MillingTurningCastingMetal AM | - |
| Eas Manufacturing Co Milling, Turning, Welding, EDM, Grinding | Camarillo, CA | MillingTurningWeldingEDMGrinding | - |
| Eck Fabrication LLC Milling, Turning, Bending, Welding, Grinding | Kingman, KS | MillingTurningBendingWeldingGrinding | - |
| EDM Intelligent Solutions Milling, EDM, Grinding · ISO 9001, ITAR | Bartlett, IL | MillingEDMGrinding | ISO 9001, ITAR |
| Engineering Manufacturing Tech Milling, Laser, Welding, Stamping | Endicott, NY | MillingLaserWeldingStamping | - |
| Estes Design & Manufacturing Inc Milling, Turning, Laser, Punching, Bending, Welding, Grinding · ISO 13485 | Indianapolis, IN | MillingTurningLaserPunchingBendingWeldingGrinding | ISO 13485 |
| Falk Precision Inc Milling, Turning, Welding, Waterjet, EDM | East Syracuse, NY | MillingTurningWeldingWaterjetEDM | - |
| Five Star Enterprises Milling, Laser, Waterjet, Welding, Stamping, Metal AM, EDM, Finishing | San Marcos, CA | MillingLaserWaterjetWeldingStampingMetal AMEDMFinishing | - |
| Fusion Babbitting Co, Inc Milling, Turning, Casting | Milwaukee, WI | MillingTurningCasting | - |
| GM Diecron, LLC Milling, Turning, Swiss, EDM, Finishing, Assembly · AS9100 | Griffin, GA | MillingTurningSwissEDMFinishingAssembly | AS9100 |
| GN Manufacturing LLC Milling, Turning, Swiss | Granite Falls, WA | MillingTurningSwiss | - |
| Gradient Design & Engineering, Inc Milling, Turning · ISO 9001 | Leominster, MA | MillingTurning | ISO 9001 |
| Gtscientific LLC Milling, Turning, Laser, Welding, Grinding | Honolulu, HI | MillingTurningLaserWeldingGrinding | - |
| Hardric Laboratories, Inc Milling, EDM · ISO 9001 | Hudson, NH | MillingEDM | ISO 9001 |
| Hards Fabrication & Welding, Inc Milling, Turning, Waterjet, Bending, Welding | Seneca, PA | MillingTurningWaterjetBendingWelding | - |
| Highway Machine Co Inc Milling, Welding, Grinding | Princeton, IN | MillingWeldingGrinding | - |
| Horizon Tech Industries Inc Milling, Turning, Swiss, Finishing | Fort Worth, TX | MillingTurningSwissFinishing | - |
| Hy-Speed Machining, Inc Milling, Turning, EDM | Grants Pass, OR | MillingTurningEDM | - |
| Ickler Manufacturing LLC Milling | Mooresville, NC | Milling | - |