Газпром нефть
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).