Unocal is one of the world's leading independent natural gas and crude oil exploration and production companies. With more than 6,000 employees, the company's principal oil and gas activities are in Asia and North America. Unocal has no refining or marketing operations.

Exxon Mobil Corporation (Exxon Mobil) through its divisions and affiliates is engaged in exploration for, and production of, crude oil and natural gas, manufacture of petroleum products and transportation and sale of crude oil, natural gas and petroleum products. Exxon Mobil is a... more

OAO Gazprom is engaged in the sale of natural gas. The Company is also involved in other types of activities, which includes the leasing of assets, organization services for gas transportation and storage, sales of gas condensate and refined products. The Company and its subsidiaries are... more

ConocoPhillips is an international, integrated energy company. It has six operating segments. Exploration and Production segment explores for, produces and markets crude oil, natural gas and natural gas liquids. Midstream segment gathers, processes and markets natural gas, and... more

EnCana Corporation (EnCana) is a natural gas producer. The Company is one of the holders of natural gas and oil resource lands onshore North America. EnCana's other operations include the transportation and marketing of crude oil, natural gas and natural gas liquids, as well as the... more

Petrobras (www.Petrobras.com) is among the world's largest integrated oil and gas companies, engaging in a broad range of activities, including exploration, development, and production of crude oil and natural gas; refining, transportation, and wholesale marketing of crude oil, natural... more

Chevron Corp. manages its investments in subsidiaries and affiliates, and provides administrative, financial, management and technology support to the United States and International subsidiaries that engage in fully integrated petroleum operations, chemicals operations, mining operations... more

About Statoil - Statoil ASA is a major integrated oil and gas company headquartered in Stavanger, Norway. The company is the leading producer and marketer of oil and gas from Norwegian fields and operates eight fields in the North Sea as well as 20 offshore and onshore installations. A... more

Saudi Aramco is a fully-integrated, global petroleum enterprise, and a world leader in oil and gas exploration and production, refining, distribution, shipping and marketing. The company manages proven reserves of over 260 billion barrels of oil, the largest of any company in the world,... more

BP p.l.c. (BP) is a holding company. With effect from January 1, 2008, the Company operates in two business segments: Exploration and Production, and Refining and Marketing. A separate business, Alternative Energy, handles the Company’s low-carbon businesses and options outside oil and... more

About ChevronTexaco Currently celebrating its 125th anniversary, ChevronTexaco is the second-largest U.S.-based energy company and the fifth largest in the world, based on market capitalization. More than 50,000 ChevronTexaco employees work in approximately 180 countries around the world,... more

LUKOIL is a leading Russian oil company with 20 per cent of total Russian oil production and 18 per cent of total Russian oil refining. LUKOIL is developing significant hydrocarbon reserves in the Timan-Pechora Basin as part of long-term growth plan for the company. LUKOIL is the worlds'... more

Repsol YPF, S.A. is an integrated oil and gas company engaged in all aspects of the petroleum business, including exploration, development and production of crude oil and natural gas, transportation of petroleum products, liquefied petroleum gas (LPG) and natural gas, petroleum refining,... more

Sunoco, Inc. (Sunoco), through its subsidiaries, is principally a petroleum refiner and marketer and chemicals manufacturer with interests in logistics and cokemaking. Sunoco’s petroleum refining and marketing operations include the manufacturing and marketing of a full range of petroleum... more

Rosneft' NK OAO (Neftyanaya kompaniya Rosneft' OAO or Rosneft Oil Company OJSC) is a Russia-based holding company involved in the oil and gas industry. It is principally engaged in the exploration, development, production and sale of crude oil and gas, as well as refining, transportation... more

Sasol Limited (Sasol) is an integrated energy and chemical company. The Company uses Fischer-Tropsch technology to convert coal and natural gas into synthetic fuels and chemicals. The Company mines coal in South Africa, produces gas in Mozambique and oil in Gabon, and its chemical... more

Eni S.p.A. (Eni) is an integrated energy company. The Company’s activities include finding, producing, transporting, transforming and marketing oil and gas. During the year ended December 31, 2007, the Company’s oil and natural gas production averaged 1.736 million barrels of equivalent... more

Petro-Canada is an integrated oil and gas company with a portfolio of businesses spanning both the upstream and downstream sectors of the industry. In the upstream businesses, the Company explores for, develops, produces and markets crude oil, natural gas liquids (NGL) and natural gas in... more

Occidental Petroleum Corporation (Occidental) conducts its operations through various oil and gas, chemical and other subsidiaries and affiliates. The Company operates in two segments: oil and gas, and chemical. The oil and gas segment explores for, develops, produces and markets crude... more

China Petroleum & Chemical Corporation (SINOPEC Corp., NYSE: SNP), the first public company to be listed on the Hong Kong, New York, London and Shanghai stock markets, is an integrated energy and chemical company with upstream, mid-stream and downstream operations. Based on its sales... more

Suncor Energy Inc. (Suncor) is an integrated energy company. The Company focuses on developing Canada’s Athabasca oil sands. In addition, the Company explores for, acquires, develops, produces and markets crude oil and natural gas, transports and refines crude oil and market petroleum and... more

PEMEX is the national company responsible for most of the activities related to hydrocarbon products in Mexico. The contract includes imagery acquisition, processing, interpretation and services designed for oil spill and seep detection.

Anadarko Petroleum Corporation (Anadarko) is an oil and gas exploration and production company with 2.43 billion barrels of oil equivalent (BOE) of proved reserves as of December 31, 2007. The Company’s major areas of operation are located onshore in the United States, the deepwater of... more

The Royal Dutch/Shell Group of Companies, "the Group", is a diverse group of energy companies with operations in more than 130 countries. The Group?s businesses include oil and gas exploration and production; power generation; manufacturing, marketing and shipping of oil products and... more

Indian Oil Corporation Limited is engaged in petroleum refining, pipelines-crude oil and petroleum products, petroleum products marketing, and research and development. The Company's products include XTRAPREMIUM petrol, XTRAMILE diesel, SERVOXPRESS, Indane, autogas, IndianOil Aviaton,... more

Petronas is Malaysia's state-owned petroleum corporation. Incorporated in 1974, PETRONAS has evolved into an integrated oil and gas multinational engaged in the full spectrum of the oil and gas business. A Fortune 500 company, Petronas currently has strategic presence in 35 countries,... more

Texaco Inc. is a fully integrated energy company engaged in exploring for and producing oil and natural gas; manufacturing and marketing high-quality fuels and lubricant products; operating trading, transportation and distribution facilities; and producing power. Directly and through... more

China National Petroleum Corp, the parent company of PetroChina, which operates the Daqing field, has set its output target for 2010 at 110 million tonnes of crude oil, or 2.21 million barrels a day, and 60 billion cubic meters of natural gas.

Husky Energy Inc. is a Canadian integrated energy and energy-related company with three business segments: upstream, midstream and downstream. Upstream includes exploration for, development and production of crude oil, natural gas. The Company’s upstream operations are located primarily... more

OMV Aktiengesellschaft (OMV) is an integrated European oil and gas company. Its core business segments comprise exploration and production, refining and marketing, including petrochemicals and gas, as well as gas and power. The Company produces about 321,000 barrels of oil equivalent per... more

The China National Offshore Oil Corporation (CNOOC) is one of the largest state-owned oil giants in China, as well as the largest offshore oil and gas producer. It has established six business sectors, namely, oil and gas exploitation, technical services, chemical and fertilizer... more

Amerada Hess, headquartered in New York, is a global integrated energy company engaged in the exploration for and the production, purchase, transportation and sale of crude oil and natural gas, as well as the production and sale of refined petroleum products.

Marathon Oil Corporation is engaged in the business of exploration, development and production activities in 11 countries. Principal exploration activities are in the United States, Angola, Norway and Indonesia. The Company’s operations consist of four operating segments: Exploration and... more

Royal Dutch Shell plc is incorporated in England and Wales, has its headquarters in The Hague and is listed on the London, Amsterdam, and New York stock exchanges. Shell companies have operations in more than 130 countries with businesses including oil and gas exploration and production;... more

PetroKazakhstan continues to be a major contributor to social and charitable organizations in Kazakhstan. Through a well-established network of community involvement we have provided in excess of $35 million in sponsorship and charitable donations since 1997. We work closely with the... more

Imperial Oil Limited (Imperial) is a Canada-based integrated oil company. The Company’s principal business is energy, involving the exploration, production, transportation and sale of crude oil and natural gas, and the manufacture, transportation and sale of petroleum products. Imperial... more

TotalFinaElf is a top-ranked international oil group and is Europe's leading refiner and petroleum marketer, with interests in 27 refineries and a world-wide network of over 17,000 service stations.

Conoco, http://www.conoco.com/, is a major, integrated energy company with operations in more than 40 countries.

BG Group plc is a global natural gas business. Active in more than 25 countries across five continents, BG Group operates four business segments - Exploration and Production, LNG, Transmission and Distribution and Power.

Sakhalin Energy has been implementing the programme since 2003 and is currently supporting 42 scholarship holders. The programme's participants have graduated from schools located in various districts of the Sakhalin Region - from Okha to Korsakov - and are studying at a range of... more

Hess Corporation (Hess) is a global integrated energy company that operates in two segments: Exploration and Production (E&P) and Marketing and Refining (M&R). The E&P segment explores for, develops, produces, purchases, transports and sells crude oil and natural gas. These exploration... more

Petróleos Mexicanos (PEMEX) is the fifth largest oil company in the world and the only organization responsible for developing Mexico's hydrocarbon reserves, which are ranked among the 10 largest reserves in the world.

Innovene is the world's largest merchant marketer of polyalphaolefins (PAOs), under the trade name Durasyn®. The business has a global presence with regional commercial teams located in Naperville (Illinois, USA), Staines (UK) and Singapore. We employ an experienced and professional... more

Pennzoil, a name the automotive industry has trusted for decades, now offers boating consumers the same type of protection and performance for Marine motor oils. Pennzoil Marine® products are designed to protect your engine and your manufacturer's warranty.

PTT Public Company Limited is a fully integrated gas company engaged in the marketing and trading of various crude oil and refined petroleum products, as well as investing in the petrochemical and refining industries. Its business activities include the exploration for, the development... more

Headquartered in Rio de Janeiro, Brazil, Petróleo Brasileiro S.A is the national oil company of Brazil and is directly, or through its subsidiaries, engaged in the exploration, production, refining, distribution, import, export, marketing and transportation of hydrocarbons and oil... more

Hindustan Petroleum Corporation Limited (HPCL) is an integrated oil refining and marketing company in India. The Company operates two major refineries producing a variety of petroleum fuels and specialties, one in Mumbai (West Coast) of 5.5 million metric tons per annum capacity and the... more

Statoil ASA (www.statoil.com) is an integrated oil and gas company with 24,000 employees and activities in 29 countries. The group is operator for 60 per cent of all Norwegian oil and gas production, and its international production is rising steeply. One of the world's biggest sellers... more

Shell Canada Limited is one of Canada's largest integrated oil companies. Exploration and production of oil and natural gas is a major part of its business, as well as the marketing of gasoline and related products through the company's approximately 1,800 stations across Canada. Shell... more

Founded in Oklahoma in 1917, Phillips Petroleum Company's (NYSE: P) operations now span the globe. The company is engaged in petroleum exploration, production, refining, marketing and transportation; natural gas gathering, processing and marketing; chemicals and plastics production and... more