Carrizo Oil & Gas, Inc. was founded in 1993 and is based in Houston, Texas.Carrizo Oil & Gas sees its future in 3-D. Carrizo Oil & Gas, Inc. is an independent exploration and production company that explores for oil and gas in the Barrett Shale play of North Texas, and in proven onshore fields along the Gulf Coast of Texas and Louisiana, Carrizo aggressively acquires 3-D seismic data and arranges land lease options in conjunction with conducting seismic surveys. As part of a new strategy, Carrizo Oil & Gas, Inc. is exploiting the Marcellus Shale play (New York, Pennsylvania, West Virginia and Virginia). Carrizo has additional properties in the Rockies, Alabama, Arkansas, Kentucky, New Mexico, and in the North Sea. In 2008 the firm reported proved reserves of 432.1 billion cu. ft. of natural gas equivalent.

Over the last 125 years ExxonMobil has evolved from a regional marketer of kerosene in the U.S. to the largest publicly traded petroleum and petrochemical enterprise in the world. Today we operate in most of the world's countries and are best known by our familiar brand names: Exxon, Esso and Mobil. We make the products that drive modern transportation, power cities, lubricate industry and provide petrochemical building blocks that lead to thousands of consumer goods. Some say gas, some say petrol, but ExxonMobil International Limited says cha-ching. The subsidiary is responsible for ExxonMobil's exploration, production operations, and gas marketing businesses in Europe and Commonwealth of Independent States. Its upstream units include Esso Exploration and Production UK Limited and Mobil North Sea Limited. The company also oversees the operation of the Fawley refinery, the largest in the UK (300,000 barrels of crude a day and 14% of the UK's petroleum products), and a network of 860 Esso-branded gas stations.

Continental Energy is a junior oil and gas exploration company with assets in Indonesia. Continental Energy has production-sharing contracts giving it exclusive petroleum exploration and production rights in two significant exploration concessions, the Bengara-II (with about 1.2 million acres) and the Yapen block. The exploration and production company also had a concession to develop the Bangkudulis Oil Field, but sold it in 2005. In 2007 Continental Energy set up a biofuels subsidiary, Continental Biofuels. Directors and officers own about 24% of the Continental Energy.

Webber Oil Company provides home heating oil and propane in Maine and New Hampshire. Webber Oil has 18 heating oil and propane supply locations in Maine, and three in New Hampshire. Webber Oil Company, which was founded in 1935 by Alburney Webber, also rents and installs energy efficient space heaters and hot water heaters, and provides other energy-related services. Webber Oil Company once owned and operated more than a dozen gas stations and convenience stores in the region, but in late 2008 decided to exit that business. Webber Energy Fuels remains one of the largest and most progressive fuel companies in New England.

SINOPEC Shijiazhuang Refining & Chemical Branch (shorted for SRCB) was registered and set up on Dec. 26, 2007 after the assets and business of its original Shijiazhuang Refining & Chemical Co., Ltd. was integrated by SINOPEC. SRCB inherits all assets, business, staff, corresponding rights and obligations of its original Shijiazhuang Refining & Chemical Co., Ltd. At present, SRCB has the comprehensive capacity of processing 4.2 million tons crude oil per year with 22 sets processing units. Such as, annul 5 million tons Atmospheric and Vacuum Distillation Unit, annul 2 million tons Catalytic Cracking (MIP-CGP processing) Units, annul 0.8 million tons Delayed Coking Unit and etc. The main economic and technical indexes are increasing. By revamping, all products meet the latest national standards and some products can be supplied to Beijing market. The products are becoming more and more competitive.

Acergy S.A. (formerly Stolt Offshore) has gone off the deep end. Acergy S.A. provides underwater engineering and construction services for offshore oil and gas producers. Using a fleet of 60 vessels (including three subsea construction ships, seven flexible pipelay ships, nine cargo barges, and 36 remotely operated vessels) Acergy lays flowlines and pipelines and provides construction, inspection, and maintenance services on offshore rigs. Acergy S.A. got its feet wet in the chilly North Sea, but it now operates in more-temperate waters. Acergy provides its integrated services to companies in offshore areas in more than 20 countries in Asia, Europe, the Middle East, North and South America, and West Africa.

Buckeye Partners, L.P. is a publicly traded partnership (NYSE: BPL) that owns and operates one of the largest independent refined petroleum products pipeline systems in the United States in terms of volumes delivered, with approximately 5,400 miles of pipeline; owns 67 active refined petroleum products terminals; operates and maintains approximately 2,400 miles of pipeline under agreements with major oil and chemical companies; owns a major natural gas storage facility in northern California; and markets refined petroleum products in certain of the geographic areas served by its pipeline and terminal operations.

Pacific Rubiales Energy Corp. (formerly Petro Rubiales Energy Corp) has found a home in Colombia as a producer of heavy crude oil. The Canadian-based company is focused on the exploration, development and production of heavy crude oil in Colombia's Llanos Basin. Pacific Rubiales Energy Corp. (as Consolidated AGX Resources) had been involved in oil and gas exploration on Brazil and mineral mining exploration in Canada. In 2007 Consolidated AGX Resources completed the acquisition of Rubiales Holdings and subsequently changed its name to Petro Rubiales Energy Corp. In 2008 Pacific Rubiales Energy Corp. merged with Pacific Stratus Energy Ltd and became Pacific Rubiales Energy Corp. Pacific Rubiales Energy Corp. subsequently acquired Colombia-based Kappa Energy Holdings.

Oil & Gas Development Company Limited (or OGDCL) is Pakistan's largest oil and gas exploration and production company. OGDCL's products include gas, crude oil, and LPG. Oil and Gas Development Company exploration activities are performed both on its own and through joint ventures, some of which the company operates; OGDCL explores both within and outside of Pakistan, as well as offshore. Oil and Gas Development Company accounts for 45% of Pakistan's oil reserves and 35% of the country's natural gas reserves. Total proved reserves in 2009 stood at 625 million barrels of oil equivalent. OGDCL was founded by Pakistan's government in 1961. In 2009 the government owned 85% of the company.

Approach Resources takes a different approach to natural gas and oil exploration, development, and production. Specializing in finding and exploiting unconventional reservoirs, Approach Resources Inc. operates primarily in West Texas' Ozona Northeast field. Approach Resources Inc. also has operations in western Kentucky, and northern New Mexico. The company's unconventional designation results from a focus on developing natural gas reserves in tight gas sands and shale areas, necessitating a reliance on advanced completion, fracturing and drilling techniques. In 2008 Approach Resources reported proved reserves of 193.7 billion cu. ft. of oil equivalent, with a reserve life index of about 19 years. Yorktown Energy Partners controls the company.

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