| Spring Creek Machining, Inc Milling, Turning, Waterjet, Bending, Welding, EDM, Grinding, Finishing | Lowell, AR | MillingTurningWaterjetBendingWeldingEDMGrindingFinishing | - |
| Springs Fabrication, LLC Bending, Welding, Waterjet · ISO 9001, ITAR | Colorado Springs, CO | BendingWeldingWaterjet | ISO 9001, ITAR |
| Thomas W Springer Inc Milling, Turning, Swiss, Welding, Grinding · ISO 9001 | Landenberg, PA | MillingTurningSwissWeldingGrinding | ISO 9001 |
| Rose Metal Products Inc. Bending, Laser, Welding, Stamping | Springfield, MO | BendingLaserWeldingStamping | - |
| Ruhl Inc Milling, Turning, Waterjet, Welding, Grinding | Spring Lake, NC | MillingTurningWaterjetWeldingGrinding | - |
| Spring Grove Sheet Metal Bending, Laser, Welding | Cincinnati, OH | BendingLaserWelding | - |
| American Fab Milling, Laser, Bending, Welding | Spring Lake, MI | MillingLaserBendingWelding | - |
| Bland Brothers Enterprises Milling, Welding, Assembly | Springfield, IL | MillingWeldingAssembly | - |
| C&C Fabrication Co Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, Grinding, Finishing, Assembly | Laceys Spring, AL | MillingTurningLaserWaterjetPunchingBendingWeldingGrindingFinishingAssembly | - |
| Custom Manufacturing & Polishing Inc Waterjet, Welding | Springfield, MO | WaterjetWelding | - |
| Custom Metalcraft Milling, Bending, Welding | Springfield, MO | MillingBendingWelding | - |
| Dynamic Marine Machining Welding | Spring Valley, CA | Welding | - |
| Inno-Tec Welding & Fabrication LLC Welding | Springfield, OH | Welding | - |
| Sintel Inc Laser, Punching, Bending, Welding, Finishing, Assembly | Spring Lake, MI | LaserPunchingBendingWeldingFinishingAssembly | - |
| Solvers Manufacturing Turning, Bending, Welding | Springfield, NE | TurningBendingWelding | - |
| Superior Process Solutions Milling, Turning, Bending, Laser, Welding, Metal AM | Springfield, MO | MillingTurningBendingLaserWeldingMetal AM | - |
| Thaler Machine Co LLC Milling, Turning, Welding, EDM, Grinding · ISO 9001, AS9100 | Springboro, OH | MillingTurningWeldingEDMGrinding | ISO 9001, AS9100 |
| Yarbrough Industries Bending, Welding, Waterjet | Springfield, MO | BendingWeldingWaterjet | - |
| Dark Threat Fabrication LLC Milling, Turning, Laser, Bending, Welding, Finishing · ISO 9001 | Heber Springs, AR | MillingTurningLaserBendingWeldingFinishing | ISO 9001 |
| Mikron Manufacturing Inc Milling, Turning, Laser, Punching, Bending, Welding, Finishing, Assembly · ISO 9001, ITAR | Colorado Springs, CO | MillingTurningLaserPunchingBendingWeldingFinishingAssembly | ISO 9001, ITAR |
| Milwaukee Metal Products Co Bending, Welding, Stamping | Milwaukee, WI | BendingWeldingStamping | - |
| Nortek, Inc Milling, Turning, Swiss, Laser, Waterjet, Welding, EDM, Grinding, Finishing · ISO 9001, AS9100, ITAR, NADCAP | West Springfield, MA | MillingTurningSwissLaserWaterjetWeldingEDMGrindingFinishing | ISO 9001, AS9100, ITAR, NADCAP |
| Quality Stainless Production Laser, Welding | Maryland Heights, MO | LaserWelding | - |
| Tri-Gon Precision, Inc. Milling, Turning, Welding, EDM | Colorado Springs, CO | MillingTurningWeldingEDM | - |
| Well Bilt Power Systems LLC Milling, Turning, Welding, Stamping | Union, NJ | MillingTurningWeldingStamping | - |