| Hiler Industries Milling, Turning, Casting, EDM · ISO 9001 | La Porte, IN | MillingTurningCastingEDM | ISO 9001 |
| Abrasive Waterjet of Indiana, LLC Laser, Waterjet, Bending, EDM · ISO 9001 | Noblesville, IN | LaserWaterjetBendingEDM | ISO 9001 |
| Evansville Tool & Die Inc Milling, Turning, Welding, Stamping, EDM, Grinding | Evansville, IN | MillingTurningWeldingStampingEDMGrinding | - |
| J & N Metal Products, LLC Milling, Laser, Bending, Welding, EDM · ISO 9001 | Brazil, IN | MillingLaserBendingWeldingEDM | ISO 9001 |
| LG Metalworks LLC Milling, Turning, Laser, Waterjet, Welding, EDM, Finishing | Bloomington, IN | MillingTurningLaserWaterjetWeldingEDMFinishing | - |
| Loughmiller Machine, Tool & Design Milling, Turning, Waterjet, Welding, EDM, Finishing | Loogootee, IN | MillingTurningWaterjetWeldingEDMFinishing | - |
| Subtract LLC Milling, Turning, Swiss, Laser, Waterjet, Welding, EDM, Finishing | Muncie, IN | MillingTurningSwissLaserWaterjetWeldingEDMFinishing | - |
| Agile Engineering & Manufacturing LLC Milling, Turning, Welding, EDM, Grinding, Finishing | Indianapolis, IN | MillingTurningWeldingEDMGrindingFinishing | - |
| Boyer Machine & Tool Co Inc Milling, Turning, Swiss, EDM · ITAR | Columbus, IN | MillingTurningSwissEDM | ITAR |
| CCT Enterprises, LLC Milling, Turning, Swiss, Stamping, EDM, Assembly · ISO 9001, AS9100, ITAR, IATF 16949, CMMC | Auburn, IN | MillingTurningSwissStampingEDMAssembly | ISO 9001, AS9100, ITAR, IATF 16949, CMMC |
| D & D Automation Inc Milling, Turning, Welding, EDM | Terre Haute, IN | MillingTurningWeldingEDM | - |
| Echelbarger Precision Machining Milling, Swiss, Waterjet, Bending, Welding, EDM, Finishing · ISO 9001 | Kokomo, IN | MillingSwissWaterjetBendingWeldingEDMFinishing | ISO 9001 |
| Hamblen Machine Inc Milling, Turning, EDM, Grinding | Bloomington, IN | MillingTurningEDMGrinding | - |
| J B Tool Die & Engineering Co Inc Milling, Turning, Welding, Stamping, EDM, Grinding · ISO 9001 | Fort Wayne, IN | MillingTurningWeldingStampingEDMGrinding | ISO 9001 |
| JMS Machine, Inc Milling, Turning, EDM, Grinding | Columbia City, IN | MillingTurningEDMGrinding | - |
| Kilgore Manufacturing Co Inc Milling, Swiss, Bending, Welding, EDM, Finishing, Assembly · ISO 9001, ITAR | Columbia City, IN | MillingSwissBendingWeldingEDMFinishingAssembly | ISO 9001, ITAR |
| Magna Machine & Tool Co Inc Milling, Turning, Waterjet, Welding, EDM, Grinding | New Castle, IN | MillingTurningWaterjetWeldingEDMGrinding | - |
| Mercer Machine Company, Inc Milling, Turning, EDM · AS9100 | Camby, IN | MillingTurningEDM | AS9100 |
| Morehead Machinery Inc Milling, Turning, Welding, EDM, Grinding | Elkhart, IN | MillingTurningWeldingEDMGrinding | - |
| O&R Precision Milling, Turning, Swiss, Stamping, EDM, Grinding · ISO 9001 | Berne, IN | MillingTurningSwissStampingEDMGrinding | ISO 9001 |
| Siddhi Integrated Manufacturing Services Inc Milling, Turning, Swiss, Stamping, EDM · ISO 9001, ITAR | Clarksville, IN | MillingTurningSwissStampingEDM | ISO 9001, ITAR |