| American CNC Fabricating, Inc. Milling, Bending, Laser, Welding, Metal AM | Spokane Valley, WA | MillingBendingLaserWeldingMetal AM | - |
| American Fab Milling, Laser, Bending, Welding | Spring Lake, MI | MillingLaserBendingWelding | - |
| American Metal Fab Inc Milling, Laser, Punching, Bending, Welding, Stamping · ISO 9001 | Three Rivers, MI | MillingLaserPunchingBendingWeldingStamping | ISO 9001 |
| American Technical Fabricators LLC Laser, Punching, Bending, Welding, Assembly | Bad Axe, MI | LaserPunchingBendingWeldingAssembly | - |
| Ameristar Fabricating, Inc Laser, Waterjet, Bending, Welding, Stamping, Finishing, Assembly · ISO 9001 | Mankato, MN | LaserWaterjetBendingWeldingStampingFinishingAssembly | ISO 9001 |
| Amincor Milling, Turning, Swiss, Laser, Punching, Bending, Welding, Stamping, EDM, Grinding, Finishing, Assembly · ISO 9001, ITAR, CMMC | Belton, MO | MillingTurningSwissLaserPunchingBendingWeldingStampingEDMGrindingFinishingAssembly | ISO 9001, ITAR, CMMC |
| AMS Accurate Metal Milling, Bending, Laser, Welding, Stamping · AS9100 | Richland Hills, TX | MillingBendingLaserWeldingStamping | AS9100 |
| Ankeny Automation, LLC Milling, Laser, Welding, Grinding, Finishing | Omaha, NE | MillingLaserWeldingGrindingFinishing | - |
| Ao Metalworks LLC Laser, Bending, Welding | Clearwater, FL | LaserBendingWelding | - |
| Ap Precision Metals, Inc Laser, Punching, Bending, Welding, Stamping, Finishing, Assembly · ISO 9001 | San Diego, CA | LaserPunchingBendingWeldingStampingFinishingAssembly | ISO 9001 |
| Apex Metal Fabricating & Mach Bending, Laser, Welding | Toledo, OH | BendingLaserWelding | - |
| Aristo Industries Laser, Welding · ISO 9001 | Fraser, MI | LaserWelding | ISO 9001 |
| Artifact Fabrication LLC Bending, Laser, Welding · ISO 9001, ITAR, CMMC | Rochester, NY | BendingLaserWelding | ISO 9001, ITAR, CMMC |
| Ascend Mfg Corp Milling, Laser, Welding, Stamping, Finishing | Anaheim, CA | MillingLaserWeldingStampingFinishing | - |
| Ash-Tec Laser, Welding, Finishing | Hegins, PA | LaserWeldingFinishing | - |
| Ast Manufacturing Milling, Laser, Punching, Bending, Welding, Assembly · ISO 9001 | Grand Prairie, TX | MillingLaserPunchingBendingWeldingAssembly | ISO 9001 |
| Astoria Wire Products Inc Milling, Laser, Punching, Bending, Welding | Bedford Park, IL | MillingLaserPunchingBendingWelding | - |
| Atd Precision Manufacturing LLC Milling, Turning, Laser, Bending, Welding, Stamping, EDM | Phoenix, AZ | MillingTurningLaserBendingWeldingStampingEDM | - |
| Atlas Tool & Die Works Inc Turning, Laser, Waterjet, Welding, Stamping, EDM, Assembly | Lyons, IL | TurningLaserWaterjetWeldingStampingEDMAssembly | - |
| Atscott Mfg, Inc Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, Stamping, Grinding, Finishing, Assembly · ISO 9001, ITAR | Pine City, MN | MillingTurningLaserWaterjetPunchingBendingWeldingStampingGrindingFinishingAssembly | ISO 9001, ITAR |
| B & B Manufacturing Co, Inc Laser, Bending, Welding, Finishing | Forest Hill, MD | LaserBendingWeldingFinishing | - |
| B & H Toolworks Inc Milling, Turning, Laser, Bending, Welding, Stamping, EDM, Finishing · ISO 9001 | Richmond, KY | MillingTurningLaserBendingWeldingStampingEDMFinishing | ISO 9001 |
| B & K Solutions, Inc Laser, Welding, Grinding | Clinton Township, MI | LaserWeldingGrinding | - |
| Banner Metalcraft Inc Milling, Turning, Laser, Punching, Bending, Welding, Stamping, Grinding, Finishing · AS9100 | Ronkonkoma, NY | MillingTurningLaserPunchingBendingWeldingStampingGrindingFinishing | AS9100 |
| Bauman Machine Inc Milling, Turning, Laser, Welding · ISO 9001 | Oklahoma City, OK | MillingTurningLaserWelding | ISO 9001 |
| Bear Ridge Mach & Fab Inc Milling, Laser, Waterjet, Punching, Bending, Welding, Grinding | Frackville, PA | MillingLaserWaterjetPunchingBendingWeldingGrinding | - |
| Behr Enterprises LLC Laser, Waterjet, Welding | Sussex, WI | LaserWaterjetWelding | - |
| Ben Parker Company Bending, Laser, Welding, Waterjet | Chattanooga, TN | BendingLaserWeldingWaterjet | - |
| Bennett Manufacturing Company, Inc Laser, Welding, Finishing | Alden, NY | LaserWeldingFinishing | - |
| Benson Machine Works Inc. Turning, Bending, Laser, Welding | Omaha, NE | TurningBendingLaserWelding | - |
| Billet Industries Inc Milling, Turning, Laser, Welding, EDM, Grinding, Assembly · AS9100 | York, PA | MillingTurningLaserWeldingEDMGrindingAssembly | AS9100 |
| Bison Profab Inc Laser, Punching, Bending, Welding, Finishing · ISO 9001 | Magnolia, TX | LaserPunchingBendingWeldingFinishing | ISO 9001 |
| BK Customs Bending, Laser, Welding, Waterjet | Riverside, CA | BendingLaserWeldingWaterjet | - |
| Blackburn's Fabrication Milling, Turning, Bending, Laser, Welding | Columbus, OH | MillingTurningBendingLaserWelding | - |
| Blackstar CNC LLC Milling, Laser, Bending, Welding, Finishing · ISO 9001 | Merrillville, IN | MillingLaserBendingWeldingFinishing | ISO 9001 |
| Blackstone Advanced Technologies Milling, Turning, Laser, Punching, Bending, Welding, Finishing, Assembly · ISO 9001 | Jamestown, NY | MillingTurningLaserPunchingBendingWeldingFinishingAssembly | ISO 9001 |
| BMC Global Manufacturing LLC Turning, Laser, Bending, Welding, Assembly · ISO 9001 | Pasadena, TX | TurningLaserBendingWeldingAssembly | ISO 9001 |
| Broadway Metal Works Inc Milling, Turning, Laser, Waterjet, Bending, Welding | Broadway, VA | MillingTurningLaserWaterjetBendingWelding | - |
| Brodeur Machine Company, Inc Milling, Turning, Laser, Waterjet, Welding, EDM, Grinding | New Bedford, MA | MillingTurningLaserWaterjetWeldingEDMGrinding | - |
| Brot Inc Laser, Punching, Welding, Stamping, Finishing, Assembly | Cleveland, OH | LaserPunchingWeldingStampingFinishingAssembly | - |
| Bru Tek LLC Milling, Turning, Laser, Welding | Shelby Township, MI | MillingTurningLaserWelding | - |
| Buckeye Metal Works, Inc Laser, Welding, Waterjet | Columbus, OH | LaserWeldingWaterjet | - |
| Budde Sheet Metal Works, Inc. Bending, Laser, Welding | Dayton, OH | BendingLaserWelding | - |
| Burgess Specialty Fabricating Inc Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, EDM, Grinding, Finishing | Houston, TX | MillingTurningLaserWaterjetPunchingBendingWeldingEDMGrindingFinishing | - |
| C & S Machine & Manufacturing Corp Milling, Turning, Laser, Bending, Welding · ISO 9001, AS9100 | Louisville, KY | MillingTurningLaserBendingWelding | ISO 9001, AS9100 |
| C. R. Metal Products Inc Bending, Laser, Welding · ISO 9001 | St. Louis, MO | BendingLaserWelding | ISO 9001 |
| C&C Fabrication Co Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, Grinding, Finishing, Assembly | Laceys Spring, AL | MillingTurningLaserWaterjetPunchingBendingWeldingGrindingFinishingAssembly | - |
| California Lasers Inc Milling, Laser, Welding, EDM, Grinding | Simi Valley, CA | MillingLaserWeldingEDMGrinding | - |
| CalWest MFG Milling, Turning, Laser, Waterjet, Bending, Welding · ISO 9001, ITAR | Fontana, CA | MillingTurningLaserWaterjetBendingWelding | ISO 9001, ITAR |
| CAMM Metals, Inc. Bending, Laser, Welding, Waterjet, Metal AM | East Windsor, CT | BendingLaserWeldingWaterjetMetal AM | - |