| Dominguez Sheet Metal Works, Inc Welding | El Paso, TX | Welding | - |
| Dynamic Metals LLC Milling, Laser, Bending, Welding, Stamping · AS9100, NADCAP | Elkhart, IN | MillingLaserBendingWeldingStamping | AS9100, NADCAP |
| Excel Machining Milling, Turning, Bending, Welding, Waterjet · ISO 9001 | Santa Clara, CA | MillingTurningBendingWeldingWaterjet | ISO 9001 |
| Excell Industries Milling, Turning, Swiss, Welding · ISO 9001 | Chambersburg, PA | MillingTurningSwissWelding | ISO 9001 |
| Excell Solutions Inc Milling, Turning, Laser, Waterjet | Nashua, NH | MillingTurningLaserWaterjet | - |
| Front Panel Express LLC Milling, Finishing | Kent, WA | MillingFinishing | - |
| Hansens Welding Inc Waterjet, Welding | Gardena, CA | WaterjetWelding | - |
| Hawk Welding & Fabrication Welding | Fort Worth, TX | Welding | - |
| Heckel Tool & Manufacturing Corp EDM, Grinding, Finishing | Eagle, WI | EDMGrindingFinishing | - |
| Helanbak, LLC Milling, Turning, Waterjet, Welding | Columbia, MS | MillingTurningWaterjetWelding | - |
| Helix Metalworks Turning, Welding | Tulsa, OK | TurningWelding | - |
| Inter-Precision Mold Inc Milling, Turning, Welding, EDM, Grinding, Assembly | El Paso, TX | MillingTurningWeldingEDMGrindingAssembly | - |
| Ipanel Systems Inc Milling | Santa Clarita, CA | Milling | - |
| Jet Helseth Manufacturing Inc Turning, EDM, Finishing, Assembly · ISO 9001, ITAR | Deland, FL | TurningEDMFinishingAssembly | ISO 9001, ITAR |
| Kad Models and Prototypes Inc Milling, Finishing, Assembly | East Randolph, VT | MillingFinishingAssembly | - |
| Keeler Iron Works Welding | Memphis, TN | Welding | - |
| Lark Industries Turning, Waterjet, Welding, Assembly · ISO 9001, ISO 13485 | El Paso, TX | TurningWaterjetWeldingAssembly | ISO 9001, ISO 13485 |
| Lavelle Medical LLC Milling, Turning, Laser, EDM, Finishing · ISO 9001, ITAR, ISO 13485 | Westford, MA | MillingTurningLaserEDMFinishing | ISO 9001, ITAR, ISO 13485 |
| Lidell Specialty Products, Inc Stamping · ISO 9001 | Whitmore Lake, MI | Stamping | ISO 9001 |
| Loftis Steel & Aluminum, Inc. Milling, Laser, Waterjet | Nashville, TN | MillingLaserWaterjet | - |
| Lowell Manufacturing Company Finishing | Pacific, MO | Finishing | - |
| Magnetic Inspection Laboratory, Inc Milling, Welding, Finishing · ISO 9001, AS9100, NADCAP, ISO 13485 | Elk Grove Village, IL | MillingWeldingFinishing | ISO 9001, AS9100, NADCAP, ISO 13485 |
| Midwest Steel Works Inc. Welding | Lincoln, NE | Welding | - |
| Mikelson Machine Shop, Inc Milling, Turning | S El Monte, CA | MillingTurning | - |
| Morehead Machinery Inc Milling, Turning, Welding, EDM, Grinding | Elkhart, IN | MillingTurningWeldingEDMGrinding | - |
| Mueller Machining LLC Milling, Turning, Laser, Bending, Grinding, Finishing | Salem, OR | MillingTurningLaserBendingGrindingFinishing | - |
| Nor-Ell Inc Stamping, Finishing · NADCAP | Saint Paul, MN | StampingFinishing | NADCAP |
| Northlake Steel Corp Turning, Forging, Grinding, Finishing | Valley City, OH | TurningForgingGrindingFinishing | - |
| Odin Fabrication, Inc Laser, Punching, Welding, Finishing | Elburn, IL | LaserPunchingWeldingFinishing | - |
| Orbel Corp Stamping, Finishing | Easton, PA | StampingFinishing | - |
| Parallel Works LLC Milling | Central, SC | Milling | - |
| Pindel Global Precision, Inc Milling, Turning, Swiss, Stamping, Casting · ISO 9001, ITAR | New Berlin, WI | MillingTurningSwissStampingCasting | ISO 9001, ITAR |
| Plasteel Milling, Turning, Assembly · ISO 9001, AS9100 | Tempe, AZ | MillingTurningAssembly | ISO 9001, AS9100 |
| Priority Field Machining Services Milling, Turning, Bending, Welding | Corpus Christi, TX | MillingTurningBendingWelding | - |
| Ravelin Inc Milling, Metal AM · ITAR | Cincinnati, OH | MillingMetal AM | ITAR |
| Redbell Manufacturing LLC Milling, Turning, Finishing, Assembly | Logan, UT | MillingTurningFinishingAssembly | - |
| Relentless Machine Milling, Turning, EDM | Roy, UT | MillingTurningEDM | - |
| Satellite Engineering, Inc Bending, Welding | Maple Grove, MN | BendingWelding | - |
| Selectwo Machine Company, Inc Milling, Turning, Welding, Stamping, EDM · ISO 9001, AS9100 | Longwood, FL | MillingTurningWeldingStampingEDM | ISO 9001, AS9100 |
| Shieldcoat Technologies Inc Finishing, Assembly · ISO 9001, ITAR | Lufkin, TX | FinishingAssembly | ISO 9001, ITAR |
| Sonic Manufacturing Corporation Milling, Welding, EDM, Grinding, Finishing, Assembly · AS9100, NADCAP | Elk Grove Village, IL | MillingWeldingEDMGrindingFinishingAssembly | AS9100, NADCAP |
| State Steel of Omaha Bending, Laser | Omaha, NE | BendingLaser | - |
| Steel River Manufacturing, LLC Milling, Grinding · ISO 9001 | Spring, TX | MillingGrinding | ISO 9001 |
| Steelhead Metal Corp Milling, Turning, Laser, Waterjet, Bending, EDM, Finishing · ISO 9001 | Nampa, ID | MillingTurningLaserWaterjetBendingEDMFinishing | ISO 9001 |
| Stellar Engineering Milling, Turning · AS9100 | Anaheim, CA | MillingTurning | AS9100 |
| Stellar Precision Components. Ltd Milling, Turning, EDM, Grinding · ISO 9001, AS9100 | Jeannette, PA | MillingTurningEDMGrinding | ISO 9001, AS9100 |
| Tampco Inc Welding, Forging | Elkin, NC | WeldingForging | - |
| Tanfel, Inc Milling, Stamping, Casting · ISO 9001 | Scottsdale, AZ | MillingStampingCasting | ISO 9001 |
| Tassell CNC Milling, Turning | Nunica, MI | MillingTurning | - |
| Teltron Engineering, Inc Laser, Punching, Bending, Welding, Assembly · AS9100, ITAR, CMMC | Taunton, MA | LaserPunchingBendingWeldingAssembly | AS9100, ITAR, CMMC |