 On 15 February 2011, it announced becoming the only shareholder in Sibir Energy after the withdrawal of the Moscow government-controlled Central Fuel Company.The company's primary assets are Salym oil fields in Nefteyugansk area operated by Salym Petroleum Development, a 51% voting share in Moscow Oil Refinery, operated in partnership with Gazprom Neft, and a substantial interest in Moscow-based gasoline retail networks.Through its subsidiary, Magma, Sibir Energy has interests in the Yuzhnoye and Orekhovskoye fields in West Siberia.