Open Joint Stock Company «Ilyushin Aviation Complex», 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. In Soviet/Russian nomenclature, aircraft from Ilyushin are prefixed Il. The head office of Ilyushin is located in Aeroport District, Northern Administrative Okrug, Moscow.