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GMM is a precision CNC machining and sheet metal fabrication company founded in 1962. Our 300 employees specialize in the production of precision electronic enclosures and chassis for avionics, GPS, radar and navigation systems. GMM serves aerospace, communications, defense, electronics and other high tech industries, offering a variety of in house secondary processes (paint, powder coat, chemfilm, hardware installation) that help eliminate the need for outside sources. GMM is AS9100: Rev-D, Nadcap and is a VOSB (Veteran Owned Small Business).
Guill Tool & Engineering is a manufacturer of high quality, precision machined components for the aerospace, defense, and commercial industries. Established in 1962, we are AS9100:2016 and ISO 9100:2015 registered and offer a mature, skilled, stable workforce with long retention. Our capabilities include high precision machining of super alloy/exotic materials to close tolerances, full EDM capabilities, 5 axis machining centers, ID and OD grinding, and multiple CNC lathes up to 26 inches in diameter.
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