| Ultimate Hydroforming, Inc Laser, Welding, Stamping · ISO 9001, AS9100, ITAR, NADCAP | Sterling Heights, MI | LaserWeldingStamping | ISO 9001, AS9100, ITAR, NADCAP |
| Wisconsin Plating Works of Racine, Inc Finishing, Assembly · ISO 9001 | Racine, WI | FinishingAssembly | ISO 9001 |
| Accuburn of Williamsport, Inc Milling, Laser, Bending, Welding, Assembly | Williamsport, IN | MillingLaserBendingWeldingAssembly | - |
| Aeroparts Fabricating & Machining Inc Milling, Punching, Bending, Finishing · ISO 9001, AS9100, NADCAP | Nicktown, PA | MillingPunchingBendingFinishing | ISO 9001, AS9100, NADCAP |
| Armoloy of Connecticut, Inc Finishing · ISO 9001, AS9100, ITAR, NADCAP | Bristol, CT | Finishing | ISO 9001, AS9100, ITAR, NADCAP |
| Davis Machine Works of Opelika Inc Welding | Opelika, AL | Welding | - |
| Fuller Group of NW Florida Milling, Turning, Casting | Crestview, FL | MillingTurningCasting | - |
| Green Machine Company of Rockingham LLC Milling, Laser, Bending, Welding, Finishing | Naples, FL | MillingLaserBendingWeldingFinishing | - |
| Metalcraft Services Of Tampa, LLC. Bending, Welding, Waterjet, Stamping | Tampa, FL | BendingWeldingWaterjetStamping | - |
| Microform Precision LLC Turning, Bending, Laser, Welding, Waterjet | Sacramento, CA | TurningBendingLaserWeldingWaterjet | - |
| Pme of Ohio, Inc Welding, Casting, Grinding | Minden, NV | WeldingCastingGrinding | - |
| Professional Metal Works Bending, Laser, Welding · ISO 9001 | Lansing, MI | BendingLaserWelding | ISO 9001 |
| Professional Piping Systems Bending, Welding | Phoenix, AZ | BendingWelding | - |
| Professional Plating, Inc Finishing · ISO 13485 | Anoka, MN | Finishing | ISO 13485 |
| S&B Metal Products of Daytona LLC Laser, Punching, Bending, Welding, Finishing | Daytona Beach, FL | LaserPunchingBendingWeldingFinishing | - |
| Shaw Industries Co. LLC Milling, Turning, Welding, EDM · ISO 9001, ITAR | Franklin, PA | MillingTurningWeldingEDM | ISO 9001, ITAR |
| Steel-Craft Corp. of Hartford Milling, Laser, Punching, Bending, Welding, Stamping, Finishing | Hartford, WI | MillingLaserPunchingBendingWeldingStampingFinishing | - |
| Summit City Precision Machining LLC Milling, Turning, EDM · ISO 9001 | Fort Wayne, IN | MillingTurningEDM | ISO 9001 |
| U.S. Chrome Corporation of Ohio Grinding, Finishing · ISO 9001, NADCAP | Dayton, OH | GrindingFinishing | ISO 9001, NADCAP |
| Ekstensive Metal Works Welding | Houston, TX | Welding | - |
| Electronic Sheetmetal Bending, Welding | Melbourne, FL | BendingWelding | - |
| Phoenix Manufacturing, Inc Milling, Turning, Waterjet, EDM · ISO 9001, AS9100, NADCAP | Enfield, CT | MillingTurningWaterjetEDM | ISO 9001, AS9100, NADCAP |
| Precision Aero Fab Inc Bending, Welding · AS9100, NADCAP | Yuma, AZ | BendingWelding | AS9100, NADCAP |
| Saporito Finishing Co Welding, Finishing · NADCAP | Cicero, IL | WeldingFinishing | NADCAP |
| Sulzer Machine & Manufacturing Inc Milling, Welding, Grinding · ISO 9001 | Mosinee, WI | MillingWeldingGrinding | ISO 9001 |
| Ability Metal Company Milling, Turning, Assembly | Elk Grove Village, IL | MillingTurningAssembly | - |
| Acadiana Manufacturing, LLC Milling, Turning | New Iberia, LA | MillingTurning | - |
| Accu-Tech Manufacturing Milling, Turning, Welding | Shelby Township, MI | MillingTurningWelding | - |
| Accuform Precision LLC Milling, Casting, Finishing | Youngstown, OH | MillingCastingFinishing | - |
| Ads Finishing LLC Waterjet, Welding, Finishing | Tucson, AZ | WaterjetWeldingFinishing | - |
| Advanced Automotive Group, L.L.C Milling, Welding, Stamping | Algonac, MI | MillingWeldingStamping | - |
| Advanced Engineering & EDM, Inc Milling, Turning, Laser, Stamping, EDM, Grinding | Poway, CA | MillingTurningLaserStampingEDMGrinding | - |
| Advanced Fabrication Technology Laser, Punching, Welding, Finishing, Assembly · ISO 9001 | Hayward, CA | LaserPunchingWeldingFinishingAssembly | ISO 9001 |
| Advanced Precision Mfg Bending, Welding · ISO 9001 | Salt Lake City, UT | BendingWelding | ISO 9001 |
| Advanced Thrtical Concepts Inc Milling, Turning, Swiss, Laser, Waterjet, Welding, Grinding, Finishing | Camarillo, CA | MillingTurningSwissLaserWaterjetWeldingGrindingFinishing | - |
| Advanced Turning Solutions, LLC Turning | Port Huron, MI | Turning | - |
| Aeg Industries, Inc Milling, Turning, Bending, Grinding · ISO 9001, ITAR | Santa Rosa, CA | MillingTurningBendingGrinding | ISO 9001, ITAR |
| Aerotech Precision Machining, Inc Milling, Turning, Assembly · ISO 9001, AS9100 | Lancaster, CA | MillingTurningAssembly | ISO 9001, AS9100 |
| Alliance Laser Inc Milling, Turning, Laser, Bending, Finishing | Slidell, LA | MillingTurningLaserBendingFinishing | - |
| AllPro Stainless Steel and Metal Fabrication Welding | Philadelphia, PA | Welding | - |
| ALPA Precision Machine Shop Welding, EDM | Houston, TX | WeldingEDM | - |
| American Machining Inc Milling, Turning, Welding, Grinding, Finishing · ISO 9001 | Ottawa, IL | MillingTurningWeldingGrindingFinishing | ISO 9001 |
| American Precision Tool & Engineering, Inc Milling, Turning, Swiss, Welding, Grinding, Finishing | Pacoima, CA | MillingTurningSwissWeldingGrindingFinishing | - |
| Angelino Precision Engineering LLC Milling | Kissimmee, FL | Milling | - |
| Apm Machine LLC Milling, Turning | Plainville, CT | MillingTurning | - |
| Applied Industrial Machining Milling, Turning, Welding · AS9100 | Oklahoma City, OK | MillingTurningWelding | AS9100 |
| Arcadian Systems LLC Finishing | Livingston, NJ | Finishing | - |
| Arkay Solutions Milling, Turning, Welding, Assembly | Feasterville Trevose, PA | MillingTurningWeldingAssembly | - |
| Asero Welding | Austin, TX | Welding | - |
| Avid Manufacturing LLC Milling, Assembly | Springfield, OH | MillingAssembly | - |