| Dynamic Machine of Detroit Milling, Turning, Casting, Metal AM | Troy, MI | MillingTurningCastingMetal AM | - |
| Dynamic Metal Innovations LLC Laser, Bending, Welding, Finishing, Assembly · ITAR | Emmaus, PA | LaserBendingWeldingFinishingAssembly | ITAR |
| Eagle Quality Components LLC Milling, Turning, Welding, Grinding, Finishing, Assembly | Tavares, FL | MillingTurningWeldingGrindingFinishingAssembly | - |
| Eckert Enterprises Ltd Milling, Turning, EDM, Grinding | Tempe, AZ | MillingTurningEDMGrinding | - |
| Egs Production Machining, Inc Milling, Turning, Swiss, Grinding, Assembly · ISO 9001 | Irving, TX | MillingTurningSwissGrindingAssembly | ISO 9001 |
| Electronic Carbide, Inc Milling, Turning, EDM, Grinding · ITAR | Grass Valley, CA | MillingTurningEDMGrinding | ITAR |
| Empire Precision Machining Milling, Turning · AS9100 | Fort Worth, TX | MillingTurning | AS9100 |
| Engineered Mechanical Systems Inc Milling, Turning, Laser, Bending, Welding | Chattanooga, TN | MillingTurningLaserBendingWelding | - |
| Engineering Design Industries, Inc Milling, Turning, Laser, Welding, Stamping, EDM, Grinding, Finishing | S El Monte, CA | MillingTurningLaserWeldingStampingEDMGrindingFinishing | - |
| Eton Machine Company Limited Milling, Turning, Swiss, Grinding, Assembly · ISO 9001 | Elgin, IL | MillingTurningSwissGrindingAssembly | ISO 9001 |
| Everett Engineering Inc Milling, Turning, Welding | Everett, WA | MillingTurningWelding | - |
| Evergreen Tool Company Inc Milling, Turning, Swiss | Peshtigo, WI | MillingTurningSwiss | - |
| FandJ Precision Milling, Turning, Finishing · ISO 9001, AS9100, ITAR | Gilroy, CA | MillingTurningFinishing | ISO 9001, AS9100, ITAR |
| Farrar Aerospace LLC Milling, Turning · ISO 9001, ITAR | Ontario, CA | MillingTurning | ISO 9001, ITAR |
| Feral Productions LLC Milling, Turning, Welding, Grinding, Finishing, Assembly | Tracy, CA | MillingTurningWeldingGrindingFinishingAssembly | - |
| FH Peterson Machine Corp Milling, Turning, Welding, Grinding · ISO 9001, ITAR | Stoughton, MA | MillingTurningWeldingGrinding | ISO 9001, ITAR |
| Finney Creek Co LLC Welding | Concrete, WA | Welding | - |
| Foranne Manufacturing, Inc Milling, Turning · ISO 9001 | Warminster, PA | MillingTurning | ISO 9001 |
| Forge Precision Co Milling, Turning, Welding · ISO 9001 | Farmington Hills, MI | MillingTurningWelding | ISO 9001 |
| Fulcrum Technologies Inc Milling, Laser, Waterjet, Bending, Welding, Finishing | Tualatin, OR | MillingLaserWaterjetBendingWeldingFinishing | - |
| Fuller Group of NW Florida Milling, Turning, Casting | Crestview, FL | MillingTurningCasting | - |
| Gen3 Aerospace, LLC Bending, Welding | Tempe, AZ | BendingWelding | - |
| General Grinding & Mfg Co LLC Milling, Turning, Welding, Grinding, Finishing · ISO 9001, AS9100 | La Mirada, CA | MillingTurningWeldingGrindingFinishing | ISO 9001, AS9100 |
| General Machine Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, Grinding, Finishing | Chicago, IL | MillingTurningLaserWaterjetPunchingBendingWeldingGrindingFinishing | - |
| Gradient Design & Engineering, Inc Milling, Turning · ISO 9001 | Leominster, MA | MillingTurning | ISO 9001 |
| Group Manufacturing Services Inc Milling, Turning, Laser, Punching, Bending, Welding, Assembly · ISO 9001 | San Jose, CA | MillingTurningLaserPunchingBendingWeldingAssembly | ISO 9001 |
| Gsi International Inc Milling, Turning, Waterjet, Welding, Finishing, Assembly · ISO 9001 | Chandler, AZ | MillingTurningWaterjetWeldingFinishingAssembly | ISO 9001 |
| H & H Machine Shop of Akron Inc Milling, Turning, Welding, Grinding | Akron, OH | MillingTurningWeldingGrinding | - |
| Hagan Design & Machine Inc Milling, Turning, Welding, EDM, Grinding | Newmarket, NH | MillingTurningWeldingEDMGrinding | - |
| Hasten Applied CNC LLC Milling, Turning, Swiss, Laser, Bending, Welding, Stamping, EDM, Finishing · ISO 9001, ITAR | Riverside, CA | MillingTurningSwissLaserBendingWeldingStampingEDMFinishing | ISO 9001, ITAR |
| Helical Machining, Inc Milling, Turning, Welding, EDM, Grinding, Finishing, Assembly | Sun Valley, CA | MillingTurningWeldingEDMGrindingFinishingAssembly | - |
| Hi Performance Machine & Metals, Inc Milling, Turning, Waterjet, EDM · ISO 9001 | Lakeside, CA | MillingTurningWaterjetEDM | ISO 9001 |
| High Performance Engineering Milling, Turning, Bending, EDM | Sioux Falls, SD | MillingTurningBendingEDM | - |
| HollyFab Turning, Bending, Laser, Welding, Waterjet | Addison, TX | TurningBendingLaserWeldingWaterjet | - |
| Hydracore Inc Milling, Turning · ISO 9001, AS9100, ITAR | Metuchen, NJ | MillingTurning | ISO 9001, AS9100, ITAR |
| I.p. Automation, Inc Milling, Turning, Laser, Waterjet, Bending, Welding, Grinding · ISO 9001 | Colorado Springs, CO | MillingTurningLaserWaterjetBendingWeldingGrinding | ISO 9001 |
| Infinity Precision Inc Milling, Turning, Waterjet, Bending, Grinding · ISO 9001, AS9100 | Simi Valley, CA | MillingTurningWaterjetBendingGrinding | ISO 9001, AS9100 |
| Integrated Components Inc Milling, Turning | Wichita, KS | MillingTurning | - |
| Intrepid Machine, Inc Milling, Turning · ISO 9001, AS9100 | Brooksville, FL | MillingTurning | ISO 9001, AS9100 |
| JBC Machine Inc Milling, Turning, Welding, Finishing | Hortonville, WI | MillingTurningWeldingFinishing | - |
| Jennison Corp Turning, Laser, EDM | Carnegie, PA | TurningLaserEDM | - |
| Jet Machined Products, LLC Milling, Turning, Stamping, Grinding · ISO 9001, ITAR | East Bridgewater, MA | MillingTurningStampingGrinding | ISO 9001, ITAR |
| Jonesboro Tool & Die Co Inc Milling, Turning, Laser, Waterjet, Bending, Welding, Stamping, EDM, Grinding · AS9100, ITAR, CMMC | Jonesboro, AR | MillingTurningLaserWaterjetBendingWeldingStampingEDMGrinding | AS9100, ITAR, CMMC |
| K & B Machining Inc Milling, Turning, Laser, Grinding, Finishing · ISO 9001, ITAR | Claremore, OK | MillingTurningLaserGrindingFinishing | ISO 9001, ITAR |
| K&S Machining Milling, Turning | Madison, AL | MillingTurning | - |
| Kinross Fab & Machine Inc Milling, Turning, Laser, Welding, Grinding, Finishing | Kincheloe, MI | MillingTurningLaserWeldingGrindingFinishing | - |
| Lakota Industries Milling, Turning · AS9100, ITAR | Marysville, WA | MillingTurning | AS9100, ITAR |
| Land Sea Air Manufacturing Inc Milling, Turning, Waterjet, Assembly | Westminster, MD | MillingTurningWaterjetAssembly | - |
| Lange Grinding & Machining, Inc Milling, Turning, Welding, Grinding | Streetsboro, OH | MillingTurningWeldingGrinding | - |
| Langley Industrial Machining Milling, Turning, Laser, Punching, Welding, Stamping, Finishing · ISO 9001 | Sharpsburg, NC | MillingTurningLaserPunchingWeldingStampingFinishing | ISO 9001 |