«Light for your home - Energy for the future!» Saratov distribution grids Branch of IDGC of Volga Samara distribution grids Branch of IDGC of Volga Orenburgenergo Branch of IDGC of Volga Ulyanovsk distribution grids Branch of IDGC of Volga Chuvashenergo Branch of IDGC of Volga Mordovenergo Branch of IDGC of Volga Penzaenergo Branch of IDGC of Volga