| Thorough Built LLC Bending, Laser, Welding | Chattanooga, TN | BendingLaserWelding | - |
| Universal Machine & Tool, Inc Milling, Turning, Laser, Waterjet, Bending, Welding, EDM, Grinding | Kingsport, TN | MillingTurningLaserWaterjetBendingWeldingEDMGrinding | - |
| Wolfe Industrial, Inc Waterjet, Bending, Welding | La Vergne, TN | WaterjetBendingWelding | - |
| Keeler Iron Works Welding | Memphis, TN | Welding | - |
| Master Machine LLC Milling, Turning, Welding · ISO 9001 | Chattanooga, TN | MillingTurningWelding | ISO 9001 |
| Skydrive LLC Milling · ISO 9001, AS9100, ITAR | Collierville, TN | Milling | ISO 9001, AS9100, ITAR |
| Alliance Machine and Fabrication, LLC Milling, Turning | Ashland City, TN | MillingTurning | - |
| Engineering & Sheetmetal Specialist, LLC Welding, Finishing | La Vergne, TN | WeldingFinishing | - |
| Fab Metal, L.L.C Milling, Turning, Laser, Bending, Welding, Stamping, Finishing, Assembly | Clinton, TN | MillingTurningLaserBendingWeldingStampingFinishingAssembly | - |
| True Cut Turning, Finishing | Lexington, TN | TurningFinishing | - |
| 865fablab Laser, Bending | Powell, TN | LaserBending | - |
| C2 Machine, LLC Milling, Turning, EDM, Grinding, Assembly | Joelton, TN | MillingTurningEDMGrindingAssembly | - |
| Elemental Design & Machinery, LLC Milling | Chattanooga, TN | Milling | - |
| Engineered Mechanical Systems Inc Milling, Turning, Laser, Bending, Welding | Chattanooga, TN | MillingTurningLaserBendingWelding | - |
| Haney Manufacturing LLC Milling | Kingston, TN | Milling | - |
| Music City Sheet Metal Bending, Laser, Welding | Nashville, TN | BendingLaserWelding | - |
| Nashville Sheet Metal Bending, Welding | Nashville, TN | BendingWelding | - |
| The Gage Lab LLC Grinding | Jefferson City, TN | Grinding | - |
| Transfer USA Milling, Turning, Grinding | Knoxville, TN | MillingTurningGrinding | - |
| THR Machinery Milling, Turning, Bending, Welding | Allons, TN | MillingTurningBendingWelding | - |