RusHydro, formally known as Public Joint-Stock Company Federal Hydro-Generating Company - RusHydro, operates as a key Russian utility involved in the generation, transmission, distribution, and sale of electricity and heat. The company utilizes a variety of renewable sources, including hydroelectric, solar, wind, and geothermal power, and possesses an installed electricity generation capacity of 38 gigawatts. Beyond its primary energy supply functions, RusHydro also engages in research and development, engineering, construction, energy retailing, and the maintenance, modernization, and rebuilding of its equipment and hydropower facilities.