IEH Corporation designs, develops and manufactures printed circuit board connectors and custom interconnects for high-performance applications in the United States and internationally. The company offers basic components for assemblies of finished goods. It sells its products to original equipment manufacturers directly and through authorized representatives and distributors serving primarily defense, aerospace, medical, space, oil and gas, industrial, test equipment, and commercial electronics markets, as well as HBH hybrid power/signal hyperboloid connectors. 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 headquartered in Brooklyn, New York.