IEH Corporation designs, develops, manufactures, and sells printed circuit board connectors and custom interconnects for high performance applications in the United States and internationally. The company's products are used as basic components of larger assemblies of finished goods. It markets its products directly to original equipment manufacturers, as well as through authorized representatives and distributors primarily to defense, aerospace, medical, industrial, test equipment, space, and commercial electronic markets. The company was formerly known as Industrial Heat Treating Company, Inc. and changed its name to IEH Corporation in March 1989. IEH Corporation was founded in 1941 and is based in Brooklyn, New York.