| General Products, Aerospace and Defense LLC Milling, Turning, Bending, Welding | Brownsboro, AL | MillingTurningBendingWelding | - |
| Avans Machine, Inc Milling, Turning, Welding, EDM, Grinding · ISO 9001, AS9100, ISO 13485 | Scottsboro, AL | MillingTurningWeldingEDMGrinding | ISO 9001, AS9100, ISO 13485 |
| BK Aerospace Milling, Turning, Waterjet, Welding, EDM · ISO 9001, AS9100, CMMC | Arab, AL | MillingTurningWaterjetWeldingEDM | ISO 9001, AS9100, CMMC |
| Brown Precision Inc Milling, Turning, Bending, Welding, Waterjet, EDM · ISO 9001, AS9100 | Huntsville, AL | MillingTurningBendingWeldingWaterjetEDM | ISO 9001, AS9100 |
| Dothan Steel Fabricators, LLC Welding | Dothan, AL | Welding | - |
| Pennsylvania Steel Co. Inc. Welding · ISO 9001 | Birmingham, AL | Welding | ISO 9001 |
| Steward Machine Co., Inc Turning, Welding, Assembly | Birmingham, AL | TurningWeldingAssembly | - |
| Technical Concepts LLC Milling, Turning, Laser, Bending, Welding | Hollywood, AL | MillingTurningLaserBendingWelding | - |
| Theonics Milling, Turning, Bending, Welding, EDM · AS9100, ITAR, ISO 13485 | Huntsville, AL | MillingTurningBendingWeldingEDM | AS9100, ITAR, ISO 13485 |
| Tin-Mar, Inc Milling, Turning, Waterjet, Welding, EDM · ISO 9001, AS9100 | Huntsville, AL | MillingTurningWaterjetWeldingEDM | ISO 9001, AS9100 |