Siberian Coal Energy Company Siberian Coal Energy Company Siberian Coal Energy Company (SUEK) is one of top-ten global coal producers by output, international sales and reserves and Russia's largest coal producer, which has affiliates and subsidiaries in Krasnoyarsk Oblast, Primorsky Krai, and Khabarovsk Krai, Chita Oblast, Kemerovo Oblast, Buryatia and Khakassia. In February 2007, SUEK and Gazprom agreed to establish a joint company on the basis of their electricity and coal assets. The shares of new company would have been divided on the basis of 50% plus 1 share to Gazprom and 50% minus 1 share to SUEK. However, that deal was abandoned. In
Gazprom Neft These companies are developing fields in the Yamalo-Nenets and Khanty-Mansi autonomous areas and the Omsk, Tomsk, Tyumen and Irkutsk regions. Gazprom Neft also holds 50% stakes in three dependent companies: Slavneft, Tomskneft and Salym Petroleum Development. In 2010, Gazprom Neft partnered with Novatek to acquire 51%of SeverEnergia which owns Arktikgaz and Urengoil companies. In 2012, Gazprom Neft refined 43.3 million tonnes of oil. The company wholly or partly owns 5 oil refineries (the Omsk Oil Refinery, Moscow Oil Refinery, Slavneft-Yaroslavnefteorgsintez (YANOS) and two oil refineries in Pančevo and Novi Sad that belong to Naftna Industrija Srbije). The company operates around