Sparton Corporation, together with its subsidiaries, provides design, development, and manufacturing services for electromechanical devices, as well as sophisticated engineered products in electromechanical value stream. The company operates through two segments, Manufacturing & Design Services and Engineered Components & Products. The Manufacturing & Design Services segment is involved in contract design, manufacturing, and aftermarket repair and refurbishment of printed circuit card assemblies, sub-assemblies, full product assemblies, and cable/wire harnesses for customers seeking to bring their intellectual property to market, as well as develops embedded software and software quality assurance services in connection with medical devices and diagnostic equipment. This segment serves OEM and ET customers serving the medical and biotechnology, military and aerospace, and industrial and commercial markets. The Engineered Components & Products segment designs, develops, and produces proprietary products for domestic and foreign defense and commercial applications. It offers anti-submarine warfare devices for the U.S. Navy and foreign governments; ruggedized flat panel display systems for military panel PC workstations, air traffic control and industrial, and commercial marine applications; and high performance industrial grade computer systems and peripherals, as well as develops and markets commercial products for underwater acoustics and microelectromechanical based inertial measurement. This segment also performs an engineering development function for the United States military and prime defense contractors. The company was founded in 1900 and is headquartered in Schaumburg, Illinois.