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SSL: Sasol Limited operates as an integrated energy and chemicals company worldwide. It mines saleable coal; distributes and markets natural gas and methane-rich gas; owns, operates, and maintains cross-border natural gas pipeline; produces coal-based synfuels; and markets oil products, such as petrol, diesel, jet fuel, illuminating paraffin, naphtha, liquid petroleum gas (LPG), fuel oils, bitumen, motor and industrial lubricants, and sulphur to the industrial and licensed wholesalers customers in South Africa. The company also supplies ethylene, propylene, polyethylene, polypropylene, polyvinyl chloride, chlor-alkali chemicals, and mining reagents; solvents, co-monomers, acrylates, and associated products; surfactants, linear alkylbenzene, surfactant intermediates, n-paraffins, n-olefins, C6-C22 alcohols, ethylene, oleochemicals, and other organic intermediates, as well as provides specialty aluminas, silica aluminas, and hydrotalcites. In addition, it produces and markets various chemical products comprising waxes, fertilizers, and mining explosive products; converts natural gas into synthesis gas for use as petrochemical feedstock; and is in research and development, alternative energy, and financial activities. Further, the company produces natural gas and condensate from the onshore Pande and Temane fields in Mozambique; oil in Gabon from the offshore Etame, Avouma, and Ebouri oilfield cluster; and shale gas from the Farrell Creek and Cypress A assets in Canada. It operates in South Africa, the other parts of Africa, Europe, North America, South America, Southeast Asia, Australasia, the Middle East, India, and the Far East. Sasol Limited was founded in 1950 and is headquartered in Johannesburg, South Africa.

EC: Ecopetrol S.A. operates as an integrated oil company in Colombia, Peru, Brazil, and the U.S. Gulf Coast. The company engages in the exploration, development, and production of crude oil and natural gas. As of December 31, 2010, its proved reserves of crude oil and natural gas consisted of 1,714.0 million barrels of oil equivalent. The company also transports crude oil, motor fuels, fuel oil, and other refined products, as well as mixture of diesel and palm oil. It owns transportation network consisting of 3,003 kilometers of crude oil pipeline directly, as well as an additional 2,178 kilometers of crude oil pipeline with its business partners; and 3,017 kilometers of multi-purpose pipelines for transportation of refined products from refinery to wholesale distribution points. As of the above date, Ecopetrol S.A. owned 58 stations with a nominal storage capacity of 19 million barrels of crude oil and 6 million barrels of refined products. In addition, the company owns and operates refineries that produce a range of refined products, including gasoline, diesel, kerosene, jet fuel, aviation fuel, liquefied petroleum gas, sulfur, heavy fuel oils, motor fuels, and petrochemicals, including paraffin waxes, lube base oils, low-density polyethylene, aromatics, asphalts, alkylates, cyclohexane and aliphatic solvents, and refinery grade propylene, as well as provides industrial services to third parties. Further, it markets various refined and feed stock products, including regular and high octane gasoline, diesel fuel, jet fuel, natural gas, and petrochemical products. The company was formerly known as Empresa Colombiana de Petroleos and changed its name to Ecopetrol S.A. in June 2003. Ecopetrol S.A. was founded in 1948 and is based in Bogota, Colombia.

E: Eni SpA, an integrated energy company, engages in the exploration, production, transportation, transformation, and marketing of oil and natural gas. The company also is in the production and sale of electricity; refining and marketing of petroleum products; and production and sale of petrochemical products and hydrocarbons. In addition, it engages in offshore and onshore hydrocarbon field construction. Further, the company offers offshore and onshore drilling, and offshore design and engineering services for oil and gas companies. It has a strategic partnership with Gazprom for the joint development of projects in the upstream oil and gas markets. Eni SpA operates in Europe, Africa, Asia and Oceania, and the Americas. The company was founded in 1953 and is headquartered in Rome, Italy with an additional office in San Donato Milanese, Italy.