Mercuria Energy Group Ltd
With 2011 turnover of US$ 80 billion, Mercuria is one of the world's largest independent energy merchants. It has 800 staff in 30 countries, and is active in oil, natural gas, LNG, power, coal, bio-diesel and carbon emissions markets. Its infrastructure capabilities include oil storage terminals in North and South America, Europe, Africa and Asia. It has upstream exploration and production assets including oil and gas in Argentina, West Africa and North America and coal in South Africa, North America and South-East Asia.