| Ace Precision Industries Milling, Welding, EDM | Akron, OH | MillingWeldingEDM | - |
| Advanced Precision Machining, Inc Milling, Welding, EDM, Finishing · AS9100 | Garden City, ID | MillingWeldingEDMFinishing | AS9100 |
| Alamo City Custom Welding & Construction Welding | San Antonio, TX | Welding | - |
| All American Finishing LLC Milling, Bending, Welding, Stamping | Las Vegas, NV | MillingBendingWeldingStamping | - |
| Allis-Roller LLC Milling, Turning, Welding, Grinding, Assembly | Franklin, WI | MillingTurningWeldingGrindingAssembly | - |
| ALPA Precision Machine Shop Welding, EDM | Houston, TX | WeldingEDM | - |
| Alto Precision, Inc Milling, Turning, Welding, Grinding | Grand Rapids, MI | MillingTurningWeldingGrinding | - |
| B & D Precision Welding Milling, Turning, Welding, Grinding | Pomona, CA | MillingTurningWeldingGrinding | - |
| Boise Metal Works Welding, Waterjet | Boise, ID | WeldingWaterjet | - |
| Carlisle Machine Works Inc Milling, Turning, Bending, Welding, EDM, Grinding | Millville, NJ | MillingTurningBendingWeldingEDMGrinding | - |
| Colleen & Herb Enterprises Inc Milling, Turning, Welding | Fremont, CA | MillingTurningWelding | - |
| Concise Manufacturing Inc Milling, Turning, Welding, EDM | Salisbury, NC | MillingTurningWeldingEDM | - |
| Cortec Precision Sheetmetal Milling, Turning, Bending, Laser, Welding | San Jose, CA | MillingTurningBendingLaserWelding | - |
| Davis Machine Works of Opelika Inc Welding | Opelika, AL | Welding | - |
| Davis Tool & Die, Inc Milling, Turning, Welding, Stamping, EDM, Grinding | Abbeville, MS | MillingTurningWeldingStampingEDMGrinding | - |
| Dellinger Enterprises, Ltd Milling, Turning, Laser, Bending, Welding, Stamping, Finishing | Belmont, NC | MillingTurningLaserBendingWeldingStampingFinishing | - |
| Dimark Precision Machining,, Inc Milling, Turning, Welding, Grinding | Pembroke, MA | MillingTurningWeldingGrinding | - |
| Dutchy Enterprises LLC Milling, Waterjet, Welding | Cocoa, FL | MillingWaterjetWelding | - |
| Enterprise Machine Inc. Milling, Turning, Welding, EDM | Cincinnati, OH | MillingTurningWeldingEDM | - |
| Falk Precision Inc Milling, Turning, Welding, Waterjet, EDM | East Syracuse, NY | MillingTurningWeldingWaterjetEDM | - |
| Fastech Precision LLC Milling, Turning, Laser, Waterjet, Bending, Welding · ITAR, CMMC | Bedford, IN | MillingTurningLaserWaterjetBendingWelding | ITAR, CMMC |
| Forster Precision Tool, LLC Milling, Turning, Welding, EDM, Grinding | Seymour, CT | MillingTurningWeldingEDMGrinding | - |
| Gardner Precision Technologies LLC Milling, Turning, Welding | Forest Hill, TX | MillingTurningWelding | - |
| Grisham Industries Inc. Milling, Turning, Bending, Welding | Davenport, IA | MillingTurningBendingWelding | - |
| Hadley Precision Milling, Turning, Welding | Baton Rouge, LA | MillingTurningWelding | - |
| Hunt Enterprises Milling, Turning, Welding | Santa Ana, CA | MillingTurningWelding | - |
| Img Companies LLC Milling, Turning, Welding, Finishing · ISO 9001, AS9100 | Livermore, CA | MillingTurningWeldingFinishing | ISO 9001, AS9100 |
| Kiski Precision Industries, LLC Milling, Turning, Welding, Assembly | Leechburg, PA | MillingTurningWeldingAssembly | - |
| Kocsis Brothers Machine Company Welding, Assembly | Alsip, IL | WeldingAssembly | - |
| Lacross Enterprises Inc Turning, Laser, Punching, Bending, Welding | Louisville, KY | TurningLaserPunchingBendingWelding | - |
| Lehi Sheet Metal Turning, Laser, Punching, Bending, Welding, Grinding, Finishing · ISO 9001, AS9100, ITAR | Westborough, MA | TurningLaserPunchingBendingWeldingGrindingFinishing | ISO 9001, AS9100, ITAR |
| Leiss Tool & Die Co Milling, Turning, Bending, Welding, Stamping, EDM, Grinding | Somerset, PA | MillingTurningBendingWeldingStampingEDMGrinding | - |
| Leister Machine LLC Milling, Welding | Bedford, PA | MillingWelding | - |
| Metal Works Precision Machine and Tool, Inc Milling, Turning, Welding | Tucson, AZ | MillingTurningWelding | - |
| Mirror Finish Polishing Welding, Casting, Grinding | Kearney, MO | WeldingCastingGrinding | - |
| Morrison Berkshire Inc Welding | North Adams, MA | Welding | - |
| Music City Sheet Metal Bending, Laser, Welding | Nashville, TN | BendingLaserWelding | - |
| Panther Precision Machine Inc Milling, Turning, Welding | Anoka, MN | MillingTurningWelding | - |
| Pgi Steel Milling, Turning, Welding, Grinding, Finishing · ISO 9001, ITAR | Birmingham, AL | MillingTurningWeldingGrindingFinishing | ISO 9001, ITAR |
| Pinnacle Precision, LLC Milling, Turning, Welding | Arab, AL | MillingTurningWelding | - |
| Polaris Engineering Inc Milling, Turning, Welding, EDM, Grinding | Fraser, MI | MillingTurningWeldingEDMGrinding | - |
| Port City Metal Services Milling, Welding | Tulsa, OK | MillingWelding | - |
| Precision Aero Fab Inc Bending, Welding · AS9100, NADCAP | Yuma, AZ | BendingWelding | AS9100, NADCAP |
| Precision Die Systems Corp Milling, Welding, Grinding | Chippewa Falls, WI | MillingWeldingGrinding | - |
| Precision Machining Solutions Inc Milling, Welding | Sterling Heights, MI | MillingWelding | - |
| Precision Metals Corp Waterjet, Punching, Bending, Welding, Stamping, Finishing, Assembly | Bay Shore, NY | WaterjetPunchingBendingWeldingStampingFinishingAssembly | - |
| Prisecter Aerospace and Defense LLC Milling, Turning, Waterjet, Welding, Assembly · AS9100, ITAR, CMMC | Auburn, CA | MillingTurningWaterjetWeldingAssembly | AS9100, ITAR, CMMC |
| Surface Finishes Welding, Grinding · ITAR | Addison, IL | WeldingGrinding | ITAR |
| Swan Island Sheet Metal Works Turning, Bending, Laser, Welding | Portland, OR | TurningBendingLaserWelding | - |
| Takfab Precision Gunsmithing LLC Milling, Welding | Oak Harbor, WA | MillingWelding | - |