| Alpine Sheet Metal Systems Bending, Welding | Dallas, TX | BendingWelding | - |
| 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 | - |
| Arcturus Aerospace Milling, Turning · AS9100, ITAR, NADCAP, ISO 9001 | Little Rock, AR | MillingTurning | AS9100, ITAR, NADCAP, ISO 9001 |
| ASC Machine Tools Inc Bending | Spokane Valley, WA | Bending | - |
| Atlantic Pacific Standard Welding | Tucson, AZ | Welding | - |
| Atomatic Manufacturing Co Welding, Waterjet | East Pittsburgh, PA | WeldingWaterjet | - |
| Axis Fabrication & Machine Co Milling, Turning, Bending, Laser, Welding, EDM · ISO 9001 | Rockford, TN | MillingTurningBendingLaserWeldingEDM | ISO 9001 |
| B & C Machine Welding, Waterjet | Oklahoma City, OK | WeldingWaterjet | - |
| Ben Parker Company Bending, Laser, Welding, Waterjet | Chattanooga, TN | BendingLaserWeldingWaterjet | - |
| Blackburn's Fabrication Milling, Turning, Bending, Laser, Welding | Columbus, OH | MillingTurningBendingLaserWelding | - |
| bo-mar Industries Bending, Welding, Waterjet | Indianapolis, IN | BendingWeldingWaterjet | - |
| Bob’s Welding, Machining & Fabrication, Inc. Bending, Welding | Anaheim, CA | BendingWelding | - |
| Boss Metal Fabricators, Inc. Milling, Bending, Welding, Stamping | St. Louis, MO | MillingBendingWeldingStamping | - |
| Bront Machining Inc. Milling, Turning, Welding · ISO 9001, AS9100 | Dayton, OH | MillingTurningWelding | ISO 9001, AS9100 |
| Brown Industries Inc Milling, Turning, Bending, Welding | Kansas City, MO | MillingTurningBendingWelding | - |
| Buckeye Metal Works, Inc Laser, Welding, Waterjet | Columbus, OH | LaserWeldingWaterjet | - |
| Budde Sheet Metal Works, Inc. Bending, Laser, Welding | Dayton, OH | BendingLaserWelding | - |
| C & F Tool & Die Milling, Turning, Welding · ISO 9001, AS9100, ITAR | San Antonio, TX | MillingTurningWelding | ISO 9001, AS9100, ITAR |
| C-B Tool Co Milling, Turning, Welding · ISO 9001 | Lancaster, PA | MillingTurningWelding | ISO 9001 |
| C. R. Metal Products Inc Bending, Laser, Welding · ISO 9001 | St. Louis, MO | BendingLaserWelding | ISO 9001 |
| California Sheet Metal Bending, Laser, Welding, Waterjet | El Cajon, CA | BendingLaserWeldingWaterjet | - |
| Cass Precision Machining Turning · ISO 9001, AS9100, ITAR, CMMC | Brooklyn Center, MN | Turning | ISO 9001, AS9100, ITAR, CMMC |
| Checkpoint Welding & Fabrication Bending, Laser, Welding | Minneapolis, MN | BendingLaserWelding | - |
| Chicago CNC Machining Co. Milling, Turning, Bending, Welding | Hodgkins, IL | MillingTurningBendingWelding | - |
| CNCEdge Milling, Turning · ISO 9001 | Syracuse, NY | MillingTurning | ISO 9001 |
| Colburn Manufacturing Company Milling, Turning · ISO 9001, ISO 13485 | Fridley, MN | MillingTurning | ISO 9001, ISO 13485 |
| Columbus Machine Works Milling, Turning, Bending, Welding, EDM, Casting | Columbus, OH | MillingTurningBendingWeldingEDMCasting | - |
| Complex Fabricators, Inc. Bending, Laser, Welding, Stamping · AS9100 | Salt Lake City, UT | BendingLaserWeldingStamping | AS9100 |
| Consolidated Metal Products Milling, Turning, Bending, Laser, Welding, Stamping · ISO 9001 | Grand Rapids, MI | MillingTurningBendingLaserWeldingStamping | ISO 9001 |
| Conturo Prototyping, LLC Milling, Turning | Pittsburgh, PA | MillingTurning | - |
| Coremark Metals Bending, Laser, Welding · ISO 9001 | Minneapolis, MN | BendingLaserWelding | ISO 9001 |
| Cortec Precision Sheetmetal Milling, Turning, Bending, Laser, Welding | San Jose, CA | MillingTurningBendingLaserWelding | - |
| Custom Manufacturing Co Bending, Laser, Welding, Stamping · ISO 9001 | Dallas, TX | BendingLaserWeldingStamping | ISO 9001 |
| Custom Metal Fabricators Milling, Bending, Laser, Welding | Richmond, VA | MillingBendingLaserWelding | - |
| Custom Metalcraft Milling, Bending, Welding | Springfield, MO | MillingBendingWelding | - |
| Cutting Edge Fabrication Inc Milling, Bending, Laser, Welding · ISO 9001 | Milwaukee, WI | MillingBendingLaserWelding | ISO 9001 |
| Cutting Edge Metal Fab, Inc Bending, Laser, Welding | Sun Prairie, WI | BendingLaserWelding | - |
| D & D Design & Manufacturing Inc Milling, Turning, Bending, Laser, Welding | Oklahoma City, OK | MillingTurningBendingLaserWelding | - |
| D & G Machine Products, LLC Milling, Turning, Bending, Laser, Welding · ISO 9001, AS9100 | Gorham, ME | MillingTurningBendingLaserWelding | ISO 9001, AS9100 |
| D&J Technologies Inc. Milling, Turning · ISO 9001, AS9100 | Fort Worth, TX | MillingTurning | ISO 9001, AS9100 |
| DAD Manufacturing, Inc. Bending, Welding · ISO 9001 | Hiawatha, IA | BendingWelding | ISO 9001 |
| deMel Fabrication Bending, Laser, Welding | Anaheim, CA | BendingLaserWelding | - |
| Denali MetalWorks Bending, Laser, Welding, Waterjet | Phoenix, AZ | BendingLaserWeldingWaterjet | - |
| Denver Precision Products Turning, Bending | Broomfield, CO | TurningBending | - |
| Des Moines Metal Fab Bending, Laser, Welding | Des Moines, IA | BendingLaserWelding | - |
| DW Products Milling, Turning, Bending, Welding, Waterjet · ISO 9001, ITAR | Cedar Rapids, IA | MillingTurningBendingWeldingWaterjet | ISO 9001, ITAR |
| Dynamic Balance Machine Milling, Turning · ISO 9001, AS9100, ITAR | Salt Lake City, UT | MillingTurning | ISO 9001, AS9100, ITAR |
| Dynamic Machining Inc Milling, Turning | South Salt Lake, UT | MillingTurning | - |
| Eagle Metalcraft Bending, Laser, Welding, Metal AM · ISO 9001, ITAR | East Syracuse, NY | BendingLaserWeldingMetal AM | ISO 9001, ITAR |