United Engine Corporation – an integrated company of Rostec State Corporation, which unites enterprises, that produce equipment for aviation and space branches, power-generating gas-turbine agregates. The gas-turbine agregates, produced by UEC, contain technological basis of the largest infrastructure and energy projects, such as: “Power of Siberia”, “TurkStream”, integrated gas-pipelines system at North-west of Russia, main gas pipeline “Sakhalin-Khabarovsk-Vladivostok” etc. The total of FEC objects, set in operation, consists more than 100 units, while more than 12 GW of capacity was set in operation at all. UEC Engineering LLC is a company responsible for realization of gas-turbine equipment supplies. this company performs sales and maintenance of gas-pumping and energy equipment.