AG Weser
 Aktien-Gesellschaft „Weser (abbreviated A.G. „Weser”) was one of the major German shipbuilding companies located at the Weser River in Bremen. Founded in 1872 it was finally closed in 1983. Altogether A.G. „Weser built about 1400 ships of different types including many warships. A.G. „Weser was leading company in Deutsche Schiff- und Maschinenbau AG a cooperation of eight German shipbuilding companies between 1926 and 1945.