GeoTomo develops high-end geophysical software products that help geophysicists around the world to image beneath the subsurface. Oil and gas companies use GeoTomo’s software solutions to significantly reduce the risk and cost of finding and producing hydrocarbons. Geophysical engineering companies use GeoTomo’s software products to image buried objects or near-surface layers. GeoTomo LLC services include 2D and 3D seismic and tomographic imaging and java software development used for the presentation of results. Software designers, programming engineers, and collaborating users work together to design, implement, and test the company's products.

Precision Drilling Trust, through its subsidiaries, provides contract drilling, and completion and production services to the oil and gas exploration and production companies in Canada, the United States, and internationally. The contract drilling services include land drilling, and camp and catering services, as well as consist of the procurement and distribution of oilfield supplies, and manufacture and refurbishment of drilling and service rig equipment. The completion and production services include service rig well completion and workover services, trucking services, snubbing services, and wastewater treatment services, as well as comprise the rental of oilfield surface equipment, tubulars and well control equipment, and wellsite accommodations. As of December 31, 2008, Precision Drilling Trust had 220 land drilling rigs, 229 well completion and workover service rigs, 29 snubbing units, and approximately 12,000 rental items in Canada. Precision Drilling Trust had 151 land drilling rigs in the United States, 2 rigs in Mexico, and 1 in Chile. Precision Drilling Trust was founded in 1951 and is headquartered in Calgary, Canada.

Constellation NewEnergy is a star player in the new energy arena of deregulation. The company is a competitive retail supplier that provides energy and related services to more than 19,000 large commercial and industrial customers. Constellation NewEnergy, a subsidiary of Constellation Energy Group, markets electricity and natural gas in 31 US states. It also supplies energy to customers in three Canadian provinces. The company delivers more than 13,000 MW of peak load electricity and 354 billion cu. ft. of annual natural gas consumption. Constellation NewEnergy serves numerous FORTUNE 500 companies, including Staples, 3M, and Kimberly-Clark.

Energy Transfer Equity, L.P., through its direct and indirect investments in the limited partner and general partner interests in Energy Transfer Partners, L.P., engages in midstream, intrastate, and interstate transportation of natural gas, as well as in storage of natural gas in the United States. The company’s Intrastate Transportation and Storage segment engages in the ownership and operation of natural gas transportation pipelines and natural gas storage facilities. As of December 31, 2009, it owned and operated approximately 7,800 miles of natural gas transportation pipelines and 3 natural gas storage facilities. This segment sells natural gas to electric utilities, independent power plants, local distribution companies, industrial end-users, and other marketing companies on the Houston pipeline system. Its Interstate Transportation segment involves owns and operates interstate natural gas pipeline. It owned and operates approximately 2,700 miles of interstate natural gas pipeline with an additional 180 miles under construction. The company’s Midstream segment engages in the ownership and operation of in service natural gas gathering pipelines, natural gas processing plants, natural gas treating facilities, and natural gas conditioning facilities. This segment owned and operated approximately 7,000 miles of in service natural gas gathering pipelines, 3 natural gas processing plants, 11 natural gas treating facilities, and 11 natural gas conditioning facilities. Its Retail Propane segment operates a retail distribution network consisting of approximately 440 customer service locations in approximately 40 states. The company was formerly known as La Grange Energy, L.P. Energy Transfer Equity, L.P. was founded in 2002 and is based in Dallas, Texas.

West Energy is an oil and natural gas exploration and production company with operations in western Canada. West Energy Ltd. has a large portfolio of drilling prospects in one of western Canada's most prolific light-oil plays, the Nisku area in Alberta. West Energy Ltd. produces more than 6,000 barrels of oil equivalent per day, and in 2007 it reported that it had proved plus probable reserves of more than 7.3 million barrels of oil equivalent. In the latter half of the decade, West Energy acquired stakes in the Beaverhill Lake light oil play and the Warburg area of Alberta as well as the Montney gas play in British Columbia. At December 31, 2007, West’s land position of Pembina Nisku rights along the trend includes 81,056 gross (46,010 net) acres consisting of 12,000 gross (5,717 net) acres of developed land and 69,056 gross (40,293 net) acres of undeveloped land.

ANR Pipeline Company (ANR) enjoys a rich tradition in the natural gas pipeline business. From its founding as the Michigan-Wisconsin Pipe Line Company in 1945 to being a member of the TransCanada family of companies in 2007, ANR operates one of the largest interstate natural gas pipeline systems in the United States. Our broad array of competitively priced services is customer-and market-responsive, providing customers the flexibility they need to compete in today’s natural gas marketplace. We offer a full menu of transportation options, hub services, and several storage options.

Quarles Petroleum, a Mid-Atlantic distributor and retailer of petroleum products. Quarles Petroleum distributes fuel oil, supplies propane, and owns and operates Quarles Fuel Network gas stations and fleet fueling sites in the Mid-Atlantic region of the US. Quarles Petroleum Incorporated operates more than 230 fueling sites in six states, as well as 12 Quarles Food Stores in Virginia. Through its Quarles Energy Services division, Quarles Petroleum Incorporated offers residential and commercial fuel delivery services, heating and air conditioning systems, and air purifier and humidifier installation.

Swift Energy Company is an independent oil and gas company headquartered in Houston, Texas. Swift Energy has interests in more than 1,200 producing wells, primarily in Louisiana and Texas. Swift Energy company's core US production areas are the Lake Washington Field in Louisiana, the AWP Olmos Field in Texas, and the Toledo Bend region. Swift Energy aims to increase reserves and production by adjusting the balance between drilling and acquisition activities in response to market conditions. In 2007 Swift Energy Company reported estimated proved reserves of 150.1 million barrels of oil equivalent.

Compressor Systems (CSI) manufactures, sells, and services compression equipment used by international oil and gas customers for well head compression, gas gathering and storage, liquid recovery, gas transmission, and pressure maintenance. Compressor Systems sells equipment primarily in the Great Plains, Intermountain West, and Southwest, and has sales and service offices in Alabama, Arkansas, Colorado, Kansas, Louisiana, New Mexico, Oklahoma, Texas, Utah, and Wyoming. Compressor Systems, Inc. is owned by founder Johnny Warren's Warren Equipment Company.

Our strategy seeks to reinforce our position as a leader in the oil and gas industry in order to provide a competitive shareholder return while helping to meet global energy demand in a responsible way. Royal Dutch Shell (formerly Royal Dutch/Shell Group) sits on an oil and gas throne that is only slightly lower than that of #1 oil company Exxon Mobil. The company has worldwide proved reserves of 10.9 billion barrels of oil equivalent. Most of the oil giant's crude is produced in Nigeria, Oman, the UK, and the US. Royal Dutch Shell is also investing heavily in the Athabasca Oil Sands Project, which extracts bitumen from oil sands in Alberta and converts it to synthetic crude oil. It operates 45,000 gas stations, the world's largest retail fuel network. The company also produces refined products and chemicals, transports natural gas, trades gas and electricity, and develops renewable energy sources.

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