	Spreewerk was formed in September 1935 in Spandau Germany as a subsidiary of "Deutschen Industrie-Werke A.G." (DIWAG). Spreewerk was involved in weapons production from its formation until April 1945 at the Spandau complex; and from June 1942 to April 1945 at the Grottau, Czechoslovakia factory named Werk Grottau.