Ulan-Ude Aviation Plant (UUAZ, Russian: Улан-Удэнский авиационный завод, Ulan-Udėnskij aviacionný zavod) is a Russian joint-stock company specializing in aircraft manufacturing. It is based in Ulan-Ude, Buryatia.

The company was founded in 1939 for repair services of I-16 fighters and SB bombers. During World War II, it produced La-5 and La-7 fighter airplanes. In 1956, the factory stepped into the epoch of helicopter production. A considerable part of the factory's history is devoted to manufacture of the most selling Mi-8 helicopter, started in 1970. The factory has produced over 4000 Mi-8 helicopters altogether.^[2]

In 2008, the company was given the annual "Russia's best exporter of the year" award by Ministry of Economic Development and Trade of Russian Federation.^[3]

As of 2009^[update] its main products include Mi-8Т, Mi-171, Мi-171Sh helicopters. The company also produces household items.^[4]

Major shareholders in 2009:^[5]

• OPK Oboronprom 75.09%
• DCC 12.56%
• Leader IPF Gasfund 5.25%
• Other 7.10%