UTair Engineering (a UTair Group company) is the only company in Russia which provides full package of repair and maintenance services for Russian and foreign-manufactured helicopters. The Company has the main operational base in Tyumen and more than 30 certified operational sites - Line Maintenance Stations (LM'S), landing sites and operating sites in Russia and abroad with more than one and a half thousand highly qualified employees. Today this company on a daily basis performs maintenance of all Mil family helicopters (Mi-26, Mi-171, Mi-172, Mi-8, Mi-8AMT, Mi-8MTV-1), Ka-32T, An-2 airplanes, their systems and accessories, as well as foreign-manufactured helicopters: Airbus Helicopters (EC-130В-4, AS350, AS355, ВО-105), Robinson R-44, AW139.