| 3Up Metal Works Bending, Welding, Waterjet | Milwaukee, WI | BendingWeldingWaterjet | - |
| 5 Point Fabrication Milling, Bending, Laser, Welding | Green Bay, WI | MillingBendingLaserWelding | - |
| 7D Manufacturing Milling, Turning, Bending, Welding | Dallas, TX | MillingTurningBendingWelding | - |
| A & D Precision Manufacturing Milling, Turning, Bending, Welding · ISO 9001, AS9100, ITAR | Anaheim, CA | MillingTurningBendingWelding | ISO 9001, AS9100, ITAR |
| A & P Fabricating Solutions, LLC Milling, Turning, Bending, Laser, Welding | Appleton, WI | MillingTurningBendingLaserWelding | - |
| ACE Machine & Metal Fab Co Milling, Turning, Bending, Welding · ISO 9001 | Nashville, TN | MillingTurningBendingWelding | ISO 9001 |
| Acosta Sheet Metal Manufacturing Bending | San Jose, CA | Bending | - |
| ACS Steel Company Milling, Turning, Bending, Welding | Tulsa, OK | MillingTurningBendingWelding | - |
| Advance Machine Technologies, Inc. Milling, Turning, Bending, Welding, Waterjet · ISO 9001 | Johnston, IA | MillingTurningBendingWeldingWaterjet | ISO 9001 |
| Advance Metal Products Bending, Welding | Los Angeles, CA | BendingWelding | - |
| Advanced Fabrication Bending, Welding, Waterjet | Bakersfield, CA | BendingWeldingWaterjet | - |
| Advanced Precision Mfg Bending, Welding · ISO 9001 | Salt Lake City, UT | BendingWelding | ISO 9001 |
| Aegis Sales & Engineering Inc. Milling, Turning, Bending, Stamping · ISO 9001 | Fort Wayne, IN | MillingTurningBendingStamping | ISO 9001 |
| Affirmative Solutions Bending, Welding | Albuquerque, NM | BendingWelding | - |
| AGF Custom Metal Concepts Turning, Bending, Laser, Welding | Dallas, TX | TurningBendingLaserWelding | - |
| Akron Steel Fabricators Inc Bending | Akron, OH | Bending | - |
| Alaskan Copper Works Bending, Welding, Waterjet | Seattle, WA | BendingWeldingWaterjet | - |
| All American Finishing LLC Milling, Bending, Welding, Stamping | Las Vegas, NV | MillingBendingWeldingStamping | - |
| All American Metal Fabrication Bending, Laser, Welding, Waterjet | Anaheim, CA | BendingLaserWeldingWaterjet | - |
| All Metals Fabrication Bending, Laser, Welding, Waterjet · ISO 9001 | Ogden, UT | BendingLaserWeldingWaterjet | ISO 9001 |
| All Precision Metals Bending, Welding | El Paso, TX | BendingWelding | - |
| All-Metal Fabricators Bending, Laser, Welding | Brook Park, OH | BendingLaserWelding | - |
| Alloy Fabricators Inc Bending, Laser, Welding, Waterjet, Stamping | Lodi, OH | BendingLaserWeldingWaterjetStamping | - |
| Alpha Machinery & Technology Co, Inc Milling, Bending, Welding · ISO 9001, AS9100 | Los Angeles, CA | MillingBendingWelding | ISO 9001, AS9100 |
| Alpine Sheet Metal Systems Bending, Welding | Dallas, TX | BendingWelding | - |
| Ameco USA Bending, Welding, Waterjet · NADCAP | Cleveland, OH | BendingWeldingWaterjet | NADCAP |
| American CNC Fabricating, Inc. Milling, Bending, Laser, Welding, Metal AM | Spokane Valley, WA | MillingBendingLaserWeldingMetal AM | - |
| American Machine Tools Co. Milling, Turning, Bending | Chicago, IL | MillingTurningBending | - |
| Amg Engineering & Machining Milling, Turning, Bending, Welding, EDM · ISO 9001, AS9100, ITAR, IATF 16949 | Indianapolis, IN | MillingTurningBendingWeldingEDM | ISO 9001, AS9100, ITAR, IATF 16949 |
| AMS Accurate Metal Milling, Bending, Laser, Welding, Stamping · AS9100 | Richland Hills, TX | MillingBendingLaserWeldingStamping | AS9100 |
| Anaheim Precision Milling, Turning, Bending, Laser, Welding, Waterjet · ISO 9001, AS9100, NADCAP | Orange, CA | MillingTurningBendingLaserWeldingWaterjet | ISO 9001, AS9100, NADCAP |
| Apex Metal Fabricating & Mach Bending, Laser, Welding | Toledo, OH | BendingLaserWelding | - |
| ARC Fabricators Bending, Welding | Sioux Falls, SD | BendingWelding | - |
| Argent Fabrication LLC Bending, Welding | Seattle, WA | BendingWelding | - |
| Arizona CNC Equipment Milling, Turning, Bending, EDM | Tempe, AZ | MillingTurningBendingEDM | - |
| Arizona Metal Craft Bending, Welding | Tucson, AZ | BendingWelding | - |
| Artifact Fabrication LLC Bending, Laser, Welding · ISO 9001, ITAR, CMMC | Rochester, NY | BendingLaserWelding | ISO 9001, ITAR, CMMC |
| ASC Machine Tools Inc Bending | Spokane Valley, WA | Bending | - |
| Aurora Machine Milling, Turning, Bending, Welding | Rochester, NY | MillingTurningBendingWelding | - |
| Axis Fabrication & Machine Co Milling, Turning, Bending, Laser, Welding, EDM · ISO 9001 | Rockford, TN | MillingTurningBendingLaserWeldingEDM | ISO 9001 |
| Baldwin Metals Inc Milling, Turning, Bending, Laser, Welding | Dallas, TX | MillingTurningBendingLaserWelding | - |
| Ballard Sheet Metal Works Inc. Bending, Welding | Seattle, WA | BendingWelding | - |
| Beckman Machine Inc Bending, Welding | Cincinnati, OH | BendingWelding | - |
| Ben Parker Company Bending, Laser, Welding, Waterjet | Chattanooga, TN | BendingLaserWeldingWaterjet | - |
| Benson Machine Works Inc. Turning, Bending, Laser, Welding | Omaha, NE | TurningBendingLaserWelding | - |
| BK Customs Bending, Laser, Welding, Waterjet | Riverside, CA | BendingLaserWeldingWaterjet | - |
| Blackburn's Fabrication Milling, Turning, Bending, Laser, Welding | Columbus, OH | MillingTurningBendingLaserWelding | - |
| bo-mar Industries Bending, Welding, Waterjet | Indianapolis, IN | BendingWeldingWaterjet | - |
| Boardman Inc. Bending, Welding | Oklahoma City, OK | BendingWelding | - |
| Bob’s Welding, Machining & Fabrication, Inc. Bending, Welding | Anaheim, CA | BendingWelding | - |