| Straitek, LLC Milling, Bending, Finishing · ITAR, ISO 13485 | Danbury, CT | MillingBendingFinishing | ITAR, ISO 13485 |
| Streamline Machine Source Inc Milling, Laser, Waterjet, Grinding · ISO 9001 | Greenville, MI | MillingLaserWaterjetGrinding | ISO 9001 |
| Strom Manufacturing, LLC Milling, Turning, Finishing, Assembly · ISO 9001 | North Plains, OR | MillingTurningFinishingAssembly | ISO 9001 |
| Sunset Industries Inc Milling, Turning, Swiss, Casting, EDM, Grinding, Finishing, Assembly · ISO 9001, AS9100, ITAR, CMMC | Mentor, OH | MillingTurningSwissCastingEDMGrindingFinishingAssembly | ISO 9001, AS9100, ITAR, CMMC |
| Superior Machine & Tool Milling, Turning, Welding · ISO 9001 | Fort Wayne, IN | MillingTurningWelding | ISO 9001 |
| Swiss Automation, Inc Milling, Turning, Swiss, Grinding, Finishing · ISO 9001, ITAR, ISO 13485 | Barrington, IL | MillingTurningSwissGrindingFinishing | ISO 9001, ITAR, ISO 13485 |
| Swiss Labs Machine and Engineering, Inc Milling, Turning, Swiss, Finishing · ISO 9001 | Franklin, IN | MillingTurningSwissFinishing | ISO 9001 |
| Swiss Productions, Inc Milling, Turning, Assembly · ISO 9001 | Liberty Lake, WA | MillingTurningAssembly | ISO 9001 |
| Swiss Wire EDM Milling, Turning, Welding, EDM · ISO 9001, ITAR, NADCAP | Costa Mesa, CA | MillingTurningWeldingEDM | ISO 9001, ITAR, NADCAP |
| Swissturn/usa, Inc Milling, Turning, Swiss, Grinding, Finishing · ISO 9001, ITAR, CMMC | Oxford, MA | MillingTurningSwissGrindingFinishing | ISO 9001, ITAR, CMMC |
| Tassell CNC Milling, Turning | Nunica, MI | MillingTurning | - |
| Tecton Industries Inc Milling, Turning, Casting, Grinding · ISO 9001, AS9100 | Spencer, IA | MillingTurningCastingGrinding | ISO 9001, AS9100 |
| Tiger Industrial Inc Milling, Turning, Laser | Spicewood, TX | MillingTurningLaser | - |
| TM Industries Inc Milling, Welding | Santa Clara, CA | MillingWelding | - |
| Treske Precision Machining Inc Milling, Assembly | Sherwood, OR | MillingAssembly | - |
| Triax Precision Manufacturing LLC Milling, Turning, Swiss · ISO 9001 | Sarasota, FL | MillingTurningSwiss | ISO 9001 |
| Velocity Machine Works LLC Milling, Turning | Tallahassee, FL | MillingTurning | - |
| Vff-Metal Processing LLC Milling, Turning, EDM, Grinding, Finishing | Ellisville, MO | MillingTurningEDMGrindingFinishing | - |
| Well Bilt Power Systems LLC Milling, Turning, Welding, Stamping | Union, NJ | MillingTurningWeldingStamping | - |
| Wire Works EDM Inc Milling, Turning, Welding, EDM, Assembly · CMMC | Santa Ana, CA | MillingTurningWeldingEDMAssembly | CMMC |
| 110 Metalworks Inc Milling, Turning, Laser, Bending, Welding, Finishing · ISO 9001, AS9100, ITAR | Liverpool, NY | MillingTurningLaserBendingWeldingFinishing | ISO 9001, AS9100, ITAR |
| A B & F Sheet Metal Products Inc Milling, Turning, Waterjet, Bending, Welding, Finishing · AS9100, ITAR | Cheshire, CT | MillingTurningWaterjetBendingWeldingFinishing | AS9100, ITAR |
| A Precision Machining Corp Milling · AS9100, ITAR, CMMC | Shingle Springs, CA | Milling | AS9100, ITAR, CMMC |
| A.j.r. Industries, Inc Milling, Turning | Elk Grove Village, IL | MillingTurning | - |
| Active Solutions, L.L.C Milling, Turning, Waterjet, Bending, Welding, Finishing, Assembly · AS9100 | Chandler, AZ | MillingTurningWaterjetBendingWeldingFinishingAssembly | AS9100 |
| Advanced Precision Machining, Inc Milling, Welding, EDM, Finishing · AS9100 | Garden City, ID | MillingWeldingEDMFinishing | AS9100 |
| Advantech Industries Inc Milling, Laser, Waterjet, Punching, Bending, Welding, Assembly · ISO 9001, ITAR | Rochester, NY | MillingLaserWaterjetPunchingBendingWeldingAssembly | ISO 9001, ITAR |
| All-Ways Metal Inc Milling, Turning, Laser, Punching, Bending, Welding, Grinding · ISO 9001, ITAR | Gardena, CA | MillingTurningLaserPunchingBendingWeldingGrinding | ISO 9001, ITAR |
| Allied Precision, Inc Milling, Turning, Swiss, Welding, Grinding · ISO 9001 | Middletown, DE | MillingTurningSwissWeldingGrinding | ISO 9001 |
| AMS Accurate Metal Milling, Bending, Laser, Welding, Stamping · AS9100 | Richland Hills, TX | MillingBendingLaserWeldingStamping | AS9100 |
| Ascend Engineering LLC Milling, Turning, Welding, Grinding, Assembly · ISO 9001 | Largo, FL | MillingTurningWeldingGrindingAssembly | ISO 9001 |
| Asset Solutions Inc Milling, Turning, Bending, Welding, Assembly · ISO 9001 | Hutto, TX | MillingTurningBendingWeldingAssembly | ISO 9001 |
| Ast Manufacturing Milling, Laser, Punching, Bending, Welding, Assembly · ISO 9001 | Grand Prairie, TX | MillingLaserPunchingBendingWeldingAssembly | ISO 9001 |
| Astro Machine Works Milling, Turning, Welding, Assembly · ISO 9001, CMMC | Ephrata, PA | MillingTurningWeldingAssembly | ISO 9001, CMMC |
| Atscott Mfg, Inc Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, Stamping, Grinding, Finishing, Assembly · ISO 9001, ITAR | Pine City, MN | MillingTurningLaserWaterjetPunchingBendingWeldingStampingGrindingFinishingAssembly | ISO 9001, ITAR |
| B & D Precision Welding Milling, Turning, Welding, Grinding | Pomona, CA | MillingTurningWeldingGrinding | - |
| B & H Toolworks Inc Milling, Turning, Laser, Bending, Welding, Stamping, EDM, Finishing · ISO 9001 | Richmond, KY | MillingTurningLaserBendingWeldingStampingEDMFinishing | ISO 9001 |
| Banks Engineering & Machine LLC Milling, Turning, Welding, Casting, Grinding · ISO 9001 | Webb City, MO | MillingTurningWeldingCastingGrinding | ISO 9001 |
| Billet Industries Inc Milling, Turning, Laser, Welding, EDM, Grinding, Assembly · AS9100 | York, PA | MillingTurningLaserWeldingEDMGrindingAssembly | AS9100 |
| Blackstar CNC LLC Milling, Laser, Bending, Welding, Finishing · ISO 9001 | Merrillville, IN | MillingLaserBendingWeldingFinishing | ISO 9001 |
| Bob Lewis Machine Company, Inc Milling, Turning, Welding, EDM, Grinding, Finishing · ISO 9001, AS9100 | Gardena, CA | MillingTurningWeldingEDMGrindingFinishing | ISO 9001, AS9100 |
| Bristol Manufacturing LLC Milling, Turning, EDM · ITAR | Sealy, TX | MillingTurningEDM | ITAR |
| Brogan Acquisition Holdco LLC Milling, Turning, Grinding · ISO 9001 | Elkhorn, WI | MillingTurningGrinding | ISO 9001 |
| Buddy Bar Casting, LLC Milling, Casting | South Gate, CA | MillingCasting | - |
| Burns Machine Co Milling, Turning, Bending, Welding, Grinding, Assembly · ISO 9001 | Ottawa, IL | MillingTurningBendingWeldingGrindingAssembly | ISO 9001 |
| Butler Precision Technologies LLC Milling, Turning, Welding, Finishing · AS9100, ITAR | Bristol, PA | MillingTurningWeldingFinishing | AS9100, ITAR |
| C & S Machine & Manufacturing Corp Milling, Turning, Laser, Bending, Welding · ISO 9001, AS9100 | Louisville, KY | MillingTurningLaserBendingWelding | ISO 9001, AS9100 |
| C&M Precision Tech Milling, Turning, Swiss, Welding, EDM, Grinding, Finishing · ISO 9001, AS9100, ITAR, ISO 13485, CMMC | Hudson, NH | MillingTurningSwissWeldingEDMGrindingFinishing | ISO 9001, AS9100, ITAR, ISO 13485, CMMC |
| CalWest MFG Milling, Turning, Laser, Waterjet, Bending, Welding · ISO 9001, ITAR | Fontana, CA | MillingTurningLaserWaterjetBendingWelding | ISO 9001, ITAR |
| Campbell Engineering Milling, Welding, EDM, Finishing, Assembly · ISO 9001, ITAR | Lake Forest, CA | MillingWeldingEDMFinishingAssembly | ISO 9001, ITAR |