Maryland Greater Tool & Manufacturing
Greater Maryland Tool & Manufacturing Corp. (GMT) has been supplying precision-machined parts, special tools and assemblies to the United States Navy Nuclear Propulsion Program for over 40 years. Other customers include defense contractors, utility companies and other defense agencies. Ongoing improvement strategies, modernization and innovation have increased our capabilities to better serve…From the company website, read October 15, 2026: greatermarylandtool.com
| Location | Mountain Lake Park, Maryland |
| Website | greatermarylandtool.com |
| Processes | CNC millingCNC turningWaterjet cuttingWeldingGrindingFinishing (anodize, plating, powder coat) |
| Certifications | None stated |
| Defense work | Not stated |
| Materials | AluminumCarbon steelStainless steelTitaniumCopper and brassPlastics |
| Equipment | cnc lathe, hardinge, okumaMachine makers and classes named on the company website; not a full list. |
| Founded | 1966 |
| Size | Not stated |
| Lead time | Stated by the shop once the listing is claimed |
| Listing | Indexed from public sources, updated October 15, 2026 (how) |
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