Desco originally incorporated in 1956, Delta Electrical Specialty Company (DESCO) manufactured and sold a continuity/voltage tester called the Circuitracer™. In 1979 the parent company of Desco Industries, Inc. (DII) was established.

Desco primarily manufactures ESD control products in facilities in Chino, CA; Canton, MA; Miami, FL; Sanford, NC; Rochester, NH; and Letchworth, Hertfordshire, UK.

Products offered by ESD Systems include vacuum sealers, floor mats, aisle marking tape, gloves, sticky mats, ionizers, workstation monitors and ESD audit equipment. EMIT’s products are made in the USA at Desco Industries, Inc. locations.