Open Joint Stock Company «ILYUSHIN Aviation Complex» (JSC IL) operating as Ilyushin (ILyushin) or Ilyushin Design Bureau is a Russian design bureau and aircraft manufacturer founded by Sergey Vladimirovich Ilyushin. Ilyushin was established under the Soviet Union. Its operations began on January 13 1933 by order of P. I. Baranov People's Commissar of the Heavy Industry and the Head of the Main Department of Aviation Industry.