Aircraft Repair Plant No 405 (Авиационный ремонтный завод, ARZ-405) , in Kazakhstan, was established as an aircraft maintenance facility in 1939 and is situated next door to Almaty International Airport. The plant occupies over 70,000 square metres of land with production facilities of 10,000 square metres. It employs over 200 well-trained specialists.
ARZ-405 is a leading aircraft repair enterprise in Central Asia certified for performing overhaul, modernization, repair and technical maintenance of the Mi-8 helicopter and its modifications including fuselage and its systems. Up to twelve Mi-8 helicopters can be overhauled at a fully equipped hangar simultaneously.