Sukhoi (Сухой) is a major Russian manufacturer famous for its fighters. Founed by Pavel Sukhoi in 1939 as the Sukhoi Design Bureau (OKB-51, design office prefix Su), it is currently known as Sukhoi Corporation. It is comprised of the JSC Sukhoi Design Bureau located in Moscow, the Novosibirsk Aviation Production Association (NAPO), the Komsomolsk-on-Amur Aviation Production Association (KnAAPO) and Irkutsk Aviation. Sukhoi is headquartered in Moscow. Finmeccanica owns 25% + 1 share of Sukhoi's civil division. The Russian government is planning to merge Sukhoi with Mikoyan, Ilyushin, Irkut, Tupolev, and Yakovlev as a new company named United Aircraft Building Corporation.