TGK No1 OAO (TGC-1 OJSC or Territorial Generating Company No 1 OJSC) is a Russia-based company, which is engaged in the generation of thermal and electric energy in the North-West region of the Russian Federation. It operates through 55 generating stations in four regions of the Russian Federation: the City of Saint Petersburg, the Republic of Karelia, the Leningrad region and the Murmansk region. The Company sells its products on the domestic market, as well as exports electric energy to Finland and Norway. It operates through three branches and one representative office, as well as two subsidiaries. As of December 31, 2011, the Company’s major shareholder was Gazprom energoholding OOO with a stake of 51.78%.