| Innovative 3D Manufacturing LLC Casting, Metal AM · ISO 9001, ITAR, ISO 13485 | Franklin, IN | CastingMetal AM | ISO 9001, ITAR, ISO 13485 |
| Armor Contract Manufacturing Inc Welding, Stamping, Finishing | Elkhart, IN | WeldingStampingFinishing | - |
| Defelice Engineering, Inc Milling, Turning, Bending, Welding, Casting, Grinding | Mooresville, IN | MillingTurningBendingWeldingCastingGrinding | - |
| Dynamic Metals LLC Milling, Laser, Bending, Welding, Stamping · AS9100, NADCAP | Elkhart, IN | MillingLaserBendingWeldingStamping | AS9100, NADCAP |
| Estes Design & Manufacturing Inc Milling, Turning, Laser, Punching, Bending, Welding, Grinding · ISO 13485 | Indianapolis, IN | MillingTurningLaserPunchingBendingWeldingGrinding | ISO 13485 |
| Fathouse Fabrications Laser, Bending, Welding, Finishing | Martinsville, IN | LaserBendingWeldingFinishing | - |
| HG Metals Bending, Welding | Indianapolis, IN | BendingWelding | - |
| JMS Machine, Inc Milling, Turning, EDM, Grinding | Columbia City, IN | MillingTurningEDMGrinding | - |
| Kihm Metal Technologies Laser, Welding | Brazil, IN | LaserWelding | - |
| LG Metalworks LLC Milling, Turning, Laser, Waterjet, Welding, EDM, Finishing | Bloomington, IN | MillingTurningLaserWaterjetWeldingEDMFinishing | - |
| Melting Point Metalworks LLC Laser, Bending, Welding | Brownsburg, IN | LaserBendingWelding | - |
| Morehead Machinery Inc Milling, Turning, Welding, EDM, Grinding | Elkhart, IN | MillingTurningWeldingEDMGrinding | - |
| Rathburn Precision Machining Milling, Turning, Swiss, EDM | Auburn, IN | MillingTurningSwissEDM | - |
| Superior Machine & Tool Milling, Turning, Welding · ISO 9001 | Fort Wayne, IN | MillingTurningWelding | ISO 9001 |