| Baron Machine Co., Inc. Milling, Turning, Welding · ISO 9001, AS9100, ITAR | Laconia, NH | MillingTurningWelding | ISO 9001, AS9100, ITAR |
| DGF Industrial Innovations Group, Ltd Milling, Turning, Bending, Welding · ISO 9001 | Gilford, NH | MillingTurningBendingWelding | ISO 9001 |
| Excell Solutions Inc Milling, Turning, Laser, Waterjet | Nashua, NH | MillingTurningLaserWaterjet | - |
| Jh-Precision LLC Milling | Farmington, NH | Milling | - |
| Mace Machine LLC Milling, Turning, Swiss, Grinding · AS9100, ITAR, NADCAP | Exeter, NH | MillingTurningSwissGrinding | AS9100, ITAR, NADCAP |
| Millennium Precision LLC Milling, Turning, Swiss · ISO 9001, ITAR, NADCAP, ISO 13485 | Manchester, NH | MillingTurningSwiss | ISO 9001, ITAR, NADCAP, ISO 13485 |
| North East Precision CNC Milling, Turning · ISO 9001, ITAR | Dover, NH | MillingTurning | ISO 9001, ITAR |
| Podmore Manufacturing Inc Milling, Swiss · ISO 9001 | Pittsfield, NH | MillingSwiss | ISO 9001 |
| R G Machine Inc Milling, Turning | Seabrook, NH | MillingTurning | - |
| Sparton Technology Corp Milling, Turning, Laser, Punching, Bending, Welding, Finishing, Assembly · ISO 9001, AS9100 | Hudson, NH | MillingTurningLaserPunchingBendingWeldingFinishingAssembly | ISO 9001, AS9100 |
| Stone Machine Co. Inc Milling, Turning, Grinding, Finishing | Chester, NH | MillingTurningGrindingFinishing | - |
| Temco Precision Machining Milling, EDM · ISO 9001, AS9100 | Manchester, NH | MillingEDM | ISO 9001, AS9100 |
| Tinker Manufacturing Milling · ISO 9001, ITAR | Bedford, NH | Milling | ISO 9001, ITAR |
| Warner Tool Co Inc Milling, Stamping, Grinding | North Swanzey, NH | MillingStampingGrinding | - |
| WDW Machine Inc Milling, Turning, Grinding, Assembly | Hampstead, NH | MillingTurningGrindingAssembly | - |