| Meta-Tech Industries, Inc Milling, Turning, Welding, EDM, Finishing · ISO 9001 | Houston, TX | MillingTurningWeldingEDMFinishing | ISO 9001 |
| Metal Essence Inc Milling, Turning, Swiss, Finishing, Assembly · ISO 9001, AS9100, ITAR | Longwood, FL | MillingTurningSwissFinishingAssembly | ISO 9001, AS9100, ITAR |
| Micron Precision Machining Inc Milling, Turning, EDM, Grinding | Saginaw, MI | MillingTurningEDMGrinding | - |
| Midwest Metal Fabrications Milling, Turning, Bending, Laser, Welding · ISO 9001, AS9100 | Tallmadge, OH | MillingTurningBendingLaserWelding | ISO 9001, AS9100 |
| Midwest Precision Machining Milling, Turning, Swiss, Grinding, Finishing · AS9100, NADCAP | Monticello, MN | MillingTurningSwissGrindingFinishing | AS9100, NADCAP |
| Mitotec Precision, Inc Milling, Turning, Swiss, Assembly · ISO 9001 | Necedah, WI | MillingTurningSwissAssembly | ISO 9001 |
| Moseys Production Machinists, Inc Milling, Turning · ISO 9001, AS9100, ITAR, NADCAP | Anaheim, CA | MillingTurning | ISO 9001, AS9100, ITAR, NADCAP |
| Mountain Machine Works Milling, Turning, Welding · ISO 9001, ITAR | Auburn, ME | MillingTurningWelding | ISO 9001, ITAR |
| Mountain Valley Machine, Inc Milling, Turning, Waterjet, Bending, Welding, EDM, Grinding · ISO 9001 | Smithfield, UT | MillingTurningWaterjetBendingWeldingEDMGrinding | ISO 9001 |
| National Metal Stampings - Temecula Valley Milling, Turning, Welding, Stamping, EDM, Grinding · ISO 9001 | Lancaster, CA | MillingTurningWeldingStampingEDMGrinding | ISO 9001 |
| Nix Manufacturing, Inc Milling, Turning, Swiss · AS9100, ITAR | Sutherlin, OR | MillingTurningSwiss | AS9100, ITAR |
| Nolte Precise Manufacturing Inc Milling, Turning, Swiss · ISO 9001, AS9100 | Cincinnati, OH | MillingTurningSwiss | ISO 9001, AS9100 |
| North East Precision CNC Milling, Turning · ISO 9001, ITAR | Dover, NH | MillingTurning | ISO 9001, ITAR |
| North Easton Machine Company, Inc Milling, Turning, Swiss · ISO 9001, ITAR, CMMC | North Easton, MA | MillingTurningSwiss | ISO 9001, ITAR, CMMC |
| Northeast Tool and Mfg. Co Milling, Turning, EDM · ISO 9001, AS9100, ITAR, CMMC | Matthews, NC | MillingTurningEDM | ISO 9001, AS9100, ITAR, CMMC |
| Oakes Manufacturing LLC Milling, Turning, Assembly · ISO 9001 | Fort Collins, CO | MillingTurningAssembly | ISO 9001 |
| Pacific Precision Machine Inc Milling, Turning, Welding | Sonora, CA | MillingTurningWelding | - |
| Patterson Precision Manufacturing Inc Milling, Turning, Stamping, Grinding · ISO 9001, NADCAP | Norton Shores, MI | MillingTurningStampingGrinding | ISO 9001, NADCAP |
| PDS Milling, Turning, Swiss, Finishing, Assembly · ISO 9001 | Minneapolis, MN | MillingTurningSwissFinishingAssembly | ISO 9001 |
| Pegasus Mfg Inc Milling, Turning, Metal AM · ISO 9001, AS9100 | Galesburg, IL | MillingTurningMetal AM | ISO 9001, AS9100 |
| Pend Oreille Precision, LLC Milling, Turning, Laser · ISO 9001, AS9100 | Clark Fork, ID | MillingTurningLaser | ISO 9001, AS9100 |
| Penn Metal Fabricators Inc Milling, Turning, Laser, Punching, Bending, Welding, Finishing · ISO 9001 | Ebensburg, PA | MillingTurningLaserPunchingBendingWeldingFinishing | ISO 9001 |
| Perma-Brass, Inc Milling, Turning, Swiss, Finishing · ISO 9001, AS9100 | Plymouth, WI | MillingTurningSwissFinishing | ISO 9001, AS9100 |
| Permac Industries Inc Milling, Turning, Swiss, Grinding · ISO 9001, AS9100, ITAR, ISO 13485 | Burnsville, MN | MillingTurningSwissGrinding | ISO 9001, AS9100, ITAR, ISO 13485 |
| Petersen Precision Engineering LLC Milling, Turning, Swiss, EDM, Grinding, Finishing · ISO 9001, AS9100, ISO 13485 | Redwood City, CA | MillingTurningSwissEDMGrindingFinishing | ISO 9001, AS9100, ISO 13485 |
| Phillips Precision Milling, Turning · ISO 9001 | Boylston, MA | MillingTurning | ISO 9001 |
| Plasidyne Engineering & Manufacturing Milling, Turning · ISO 9001, AS9100, ITAR | Long Beach, CA | MillingTurning | ISO 9001, AS9100, ITAR |
| Plouse Machine Shop, Inc Milling, Turning, EDM, Grinding, Assembly · ISO 9001 | Highspire, PA | MillingTurningEDMGrindingAssembly | ISO 9001 |
| Pmi2, Inc Milling, Turning, Metal AM, EDM, Grinding · ISO 9001, ITAR, CMMC | Seneca, SC | MillingTurningMetal AMEDMGrinding | ISO 9001, ITAR, CMMC |
| Praesidm Milling, Turning · ISO 9001, AS9100 | Evergreen, CO | MillingTurning | ISO 9001, AS9100 |
| Precision Cutter & Tool Co Milling, Turning, Stamping, EDM, Grinding · ISO 9001 | Lebanon, MO | MillingTurningStampingEDMGrinding | ISO 9001 |
| Precision Machinists Company Inc Milling, Turning, Swiss, Finishing, Assembly · ISO 9001, ISO 13485 | Chelmsford, MA | MillingTurningSwissFinishingAssembly | ISO 9001, ISO 13485 |
| Precision Technologies, Inc Milling, Turning, Swiss · ISO 9001 | Monticello, MN | MillingTurningSwiss | ISO 9001 |
| Precision Turning Corp Milling, Turning, Swiss, Finishing · ISO 9001, AS9100 | Live Oak, FL | MillingTurningSwissFinishing | ISO 9001, AS9100 |
| Preece Machining & Assembly, LLC Milling, Turning, Finishing, Assembly · ISO 9001, AS9100, ITAR | Longmont, CO | MillingTurningFinishingAssembly | ISO 9001, AS9100, ITAR |
| Prime Machine Inc work Milling, Turning, Welding · AS9100, ISO 9001 | Salt Lake City, UT | MillingTurningWelding | AS9100, ISO 9001 |
| Progress Machining Inc Milling, Turning, Grinding, Finishing · ISO 9001 | Norton Shores, MI | MillingTurningGrindingFinishing | ISO 9001 |
| Pulsar Machining LLC Milling, Turning, Laser, Finishing · ISO 9001, ITAR | Rosenberg, TX | MillingTurningLaserFinishing | ISO 9001, ITAR |
| Quality Engineering Services Inc Milling, Turning, Welding, EDM, Grinding · ISO 9001, ITAR | Wallingford, CT | MillingTurningWeldingEDMGrinding | ISO 9001, ITAR |
| Quality Products, LLC Milling, Turning, Bending, Laser, Welding · ISO 9001, ITAR | Charlotte, NC | MillingTurningBendingLaserWelding | ISO 9001, ITAR |
| R & G Precision Machining Inc Milling, Turning · ISO 9001, AS9100 | Oceanside, CA | MillingTurning | ISO 9001, AS9100 |
| R & M Machine Shop, Inc Milling, Turning, Welding, EDM, Finishing · ISO 9001, ITAR | Fyffe, AL | MillingTurningWeldingEDMFinishing | ISO 9001, ITAR |
| Ram Aerospace Inc Milling, Turning, Laser, Waterjet, EDM, Grinding, Assembly · AS9100, ITAR | Brea, CA | MillingTurningLaserWaterjetEDMGrindingAssembly | AS9100, ITAR |
| Ramda Metal Specialities Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, Stamping · ISO 9001 | Gardena, CA | MillingTurningLaserWaterjetPunchingBendingWeldingStamping | ISO 9001 |
| Rapid Machine Shop LLC Milling, Turning, Welding · ISO 9001 | Wichita, KS | MillingTurningWelding | ISO 9001 |
| RDR Precision Tech Milling, Turning · ISO 9001 | Bakersfield, CA | MillingTurning | ISO 9001 |
| Responsive Machining Inc Milling, Turning · ISO 9001, AS9100 | Titusville, FL | MillingTurning | ISO 9001, AS9100 |
| Reynolds Machine Co Milling, Turning · AS9100 | Ruffs Dale, PA | MillingTurning | AS9100 |
| Richards Machine Tool Co Inc Milling, Turning, Assembly · ISO 9001, AS9100 | Newington, CT | MillingTurningAssembly | ISO 9001, AS9100 |
| Richards Machining Co Inc Milling, Turning | Santa Clara, CA | MillingTurning | - |