GK TNS Energo PAO is a Russia-based company, which is primarily engaged in the electric utilities industry. The Company specializes in power generation and supply to both retail and wholesale market clients. GK TNS Energo PAO operates domestically on the territory of more than ten Russian regions through such energy companies as TNS Energo Voronezh PAO, TNS Energo Kareliia AO, Kuban'energosbyt OAO, TNS Energo Mariy El PAO, TNS Energo Nizhniy Novgorod PAO, TNS Energo Tula AO, TNS Energo Rostov-Na-Donu PAO, TNS Energo Yaroslavl PAO, TNS Energo Velikii Novgorod OOO, TNS Energo Penza OOO, among others. In addition, the Company offers construction and installation of electricity meters. The Company's major shareholder is Sunflake Limited.