Björn Krönert

Heckler & Koch GmbH engages in the manufacture of arms and weapons. Its products include self-loading pistols, submachine guns, assault rifles, sniper rifles, machine guns and grenade machine guns. The firm also maintains and operates research and design capabilities that meet the demands of security, law enforcement and military forces. The company was founded by Edmund Heckler, Theodor Koch, and Alex Seidel in 1949 and is headquartered in Oberndorf, Germany.

Gienanth GmbH engages in the manufacture of iron castings. Its products include machine and hand molded castings such as compensator shafts, brake and oil pump housings, cylinder crank cases, ring followers, hubs, clutch pressure plates, and actuator discs. The company was founded in 1735 and is headquartered in Eisenberg, Germany.