History

Dortronics Office Building

Dortronics Systems, Inc. became a wholly owned subsidiary of Sag Harbor Industries in 1990. Dortronics Systems, Inc. now operates out of the Sag Harbor Industries facility on Long Island and manufactures electric locking hardware and controls for the Security, Hardware, and Door control industries.

Charles Edison, the son of inventor Thomas Edison, founded Sag Harbor Industries in 1946. Sag Harbor Industries is a contract manufacturer of custom electronic assemblies for OEM customers. Products manufactured in the Sag Harbor, NY and Farmville, NC facilities include motor windings, solenoids, stators, and voice coils for headsets. Satellite communication gear and sub-assemblies are produced in a “cleanroom” environment. The automated Printed Circuit Board department completely assembles for both “through hole” and “surface mount” circuit board technologies.

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