Sukhoi Sukhoi The JSC Sukhoi Company (, ) is a major Soviet, and later a Russian aircraft manufacturer, headquartered in Begovoy District, Northern Administrative Okrug, Moscow, and designs both civilian and military aircraft. It was founded by Pavel Sukhoi in 1939 as the Sukhoi Design Bureau (OKB-51, design office prefix Su). The Russian government merged Sukhoi with Mikoyan, Ilyushin, Irkut, Tupolev, and Yakovlev as a new company named United Aircraft Corporation. Nine years prior to the creation of the bureau, Pavel Sukhoi, a Soviet Russian aerospace engineer, took over team no. 4 of the CAHI's AGOS aviation, flying boat aviation and
Sukhoi Su-15 the Su-15 was abruptly retired from the new Russian Air Force in 1993 to comply with the Treaty on Conventional Armed Forces in Europe. Most were hastily scrapped in favour of more advanced interceptors, including the Su-27 and MiG-31, but some are in reserve storage for emergency use. In Ukraine, the last Su-15s (at Kramatorsk and Belbek) were withdrawn from use in 1996. Some Western reports indicate that the Su-15TM was also designated Su-21 and the Su-15UM Su-21U. These reports are apparently incorrect. Designation Su-21 was reserved for Su-17M4 but never used. Sukhoi Su-15 The Sukhoi Su-15 (NATO reporting name: