Gazprom has steeply fallen from last year&#39;s 4th to the 43rd place in Platts 250 Photo from UNIAN Gazprom was among the world&#39;s top 10 energy companies last year, but it has fallen to the 43rd place this year, according to the Platts Top 250 Global Energy Company Rankings in 2015. Only one energy company, OJSC Rosneft Oil Co, managed to stay in the top 10 this year, being the last of them. Last year it ranked sixth. The position of almost all the Russian companies has worsened in 2015 with OJSC Surgutneftegaz being an exception, as it climbed from the 18th to 12th place. OJSC LUKOIL Oil Co fell the 13th from 11th place, OAO Tatneft went down to the 64th from 48th, and Oil Transporting JSC Transneft declined as low as the 83rd from 29th. U.S. Exxon Mobil Corp remains No. 1, U.S. Chevron Corp and Royal Dutch Shell plc have come second and third, respectively. No Ukrainian companies were included in the Platts Top 250 Global Energy Company Rankings. This annual survey of global energy companies by Platts measures companies&#39; financial performance using four key metrics: asset worth, revenues, profits, and return on invested capital. All companies on the list have assets greater than $5 billion.