Advantage Oil & Gas Ltd., an intermediate oil and natural gas corporation, engages in the exploration and development of oil and natural gas properties in Alberta and Saskatchewan in Canada. It focuses on developing the Montney natural gas resource play located at Glacier, Alberta. The company was formerly known.. Read More

AM Oil Resources & Technology, Inc. focuses on using, selling, and producing its patent and patent pending technologies, as well as on providing apparatus designed to enhance oil production in oil fields in the United States and international markets. It also focuses on offering solutions with technology that.. Read More

The American Energy Group, Ltd. holds 18% gross overriding royalty in the Yasin Concession located in Pakistan, as well as a working interest in an oil and gas lease in Galveston County, Texas. It focuses on pursuing investment opportunities in the oil and gas business. The company was formerly known as.. Read More

American Resource Technologies, Inc. operates as a producer of oil and gas in the United States. The company holds interests in Lindley, Ownbey, and Troyer leases located in Kansas. It also owns a natural gas pipeline located in Montgomery County, Kansas. The company was incorporated in 1976 as Arts Antique.. Read More

Approach Resources Inc., an independent energy company, engages in the exploration, development, production, and acquisition of unconventional natural gas and oil properties in the United States and British Columbia. As of December 31, 2008, it owned working interests in 445 producing oil and gas wells, and had.. Read More

Arena Resources, Inc. engages in the acquisition, exploration, development, and production of oil and natural gas properties. It owns interest in oil and gas properties in Oklahoma, Texas, New Mexico, and Kansas. The companys principal properties in New Mexico comprise East Hobbs San Andres Unit, Seven Rivers Queen Unit, Humphrey Queen Unit, Langlie Mattix Queen Unit, South Leonard Queen Unit, North Benson Queen Unit, and Red Lake Unit, as well as Phillips Lea, Hale State, State 36, and Corbin 35 leases. It also holds interest in Fuhrman Mascho leases located in Andrews County, Texas; and Y6 lease situated in Fisher County, Texas; Ona Morrow Sand Unit located in Cimarron and Texas Counties, Oklahoma; Eva South Morrow Sand Unit located in Texas County, Oklahoma; and Midwell, Appleby, Smaltz, and Hanes Leases located in Cimarron County, Oklahoma. Arena Resources primarily sells its oil and natural gas production to end users, marketers, and other purchasers. As of December 31, 2008, it had proved reserves of approximately 65,646,034 barrels of oil equivalent. The company, through its subsidiaries, also involves in the drilling operations. Arena Resources was founded in 2000 and is based in Tulsa, Oklahoma.

Atlas Energy, Inc. operates as an independent natural gas and oil producer principally in Pennsylvania, Michigan, and Tennessee. It holds interests in various properties located in the Appalachian Basin; the New Albany shale in Indiana; the Antrim Shale located in northern Michigan; and the Chattanooga Shale.. Read More

Cheyenne Resources Corp. engages in the exploration and development of oil and gas properties primarily in the United States. The company was formerly known as Atlas Oil and Gas, Inc. and changed its name to Cheyenne Resources Corp. on September 1, 2009. Cheyenne Resources Corp. is based in Winston-Salem, North Carolina.

Atlas Pipeline Holdings, L.P., a midstream energy service company, together with its subsidiaries, engages in the transmission, gathering, and processing of natural gas in the Mid-Continent and Appalachian regions. The company owns and operates a 565-mile interstate pipeline system that extends from southeastern Oklahoma through Arkansas and into southeastern Missouri; and 8 natural gas processing plants and 1 treating facility in Oklahoma and Texas. It also operates a 9,100 miles of active natural gas gathering systems in Oklahoma, Arkansas, Kansas, and Texas, which transport gas from wells and central delivery points in the Mid-Continent region to the companys natural gas processing plants or Ozark Gas Transmission, as well as third-party pipelines. In addition, the company owns and operates 1,835 miles of natural gas gathering systems in eastern Ohio, western New York, western Pennsylvania, and northeastern Tennessee. Atlas Pipeline Partners, L.P. operates as the general partner of Atlas Pipeline Holdings, L.P. The company was founded in 2000 and is based in Moon Township, Pennsylvania.

Atwood Oceanics, Inc., together with its subsidiaries, engages in offshore drilling, and the completion of exploratory and developmental oil and gas wells. It also provides support, management, and consulting services. The company owns semisubmersible rigs, semisubmersible tender assist rigs, jack-up drilling.. Read More

Australian Oil & Gas Corporation, an energy company, engages in the exploration of natural gas, crude oil, and natural gas liquids in Australia. The company, through joint ventures, holds interests in 14 petroleum exploration permits in the offshore areas adjacent to Australia. It primarily holds exploration acreage portfolio in the Browse Basin and Bonaparte Basin regions. The company was founded in 1997 and is based in Melbourne, Australia.

Avalon Oil & Gas, Inc. focuses on the acquisition of oil and gas properties and related oilfield technologies in the United States. The company, through its subsidiaries, also holds licenses for the mitigation of paraffin wax deposition from crude oil using ultrasonic waves; for borehole casing technology; and to.. Read More

Aztec Oil & Gas, Inc. operates as an oil and gas exploration and production company in the United States. The company was formerly known as Aztec Communications Group, Inc. and changed its name to Aztec Oil & Gas, Inc. in August 2004. Aztec Oil & Gas was founded in 1986 and is based in Houston, Texas.

Bald Eagle Energy, Inc., an exploration stage company, engages in the acquisition and exploration of mineral resource properties in Canada. It primarily focuses on copper, silver, and gold properties. The company, formerly known as Columbus Ventures, Inc., was founded in 2005 and is based in The Woodlands, Texas.

The Beard Company, through its subsidiaries, operates coal fines reclamation facilities in the United States. It operates in four segments: Coal Reclamation, Carbon Dioxide, e-Commerce, and Oil and Gas. The Coal Reclamation segment operates coal fines reclamation facilities; and provides slurry pond core drilling.. Read More

Bill Barrett Corporation, an independent oil and gas company, engages in the exploration, development, and production of natural gas and crude oil in the rocky mountain region of the United States. As of December 31, 2008, its proved oil and gas reserves were 818.3 billion cubic feet equivalent. Bill Barrett.. Read More

Blackbird Petroleum Corporation, an exploration stage company, engages in the acquisition of oil and gas leases in the United States. It holds a 100% interest in the Barlett Shale consisting of approximately 160 net acres in Palo Pinto County of Texas. The company, formerly known as Ark Development, Inc., was.. Read More

Blugrass Energy, Inc. engages in the exploration and development of oil and gas properties in North America. It holds a 100% working interest and other rights associated with the acreage in and around the Cave Pool Unit located in Eddy County, New Mexico. The company was formerly known as Coastal Media, Inc. and.. Read More

Bonanza Oil & Gas, Inc., an independent energy company, engages in the exploration, production, and development of crude oil, natural gas, and natural gas liquids in the United States. The company owns a 22.5% working interest in three oil and gas wells located in Gonzales County, Texas. As of December 31, 2008,.. Read More

BPI Energy Holdings, Inc., through its subsidiary, BPI Energy, Inc., engages in the acquisition, exploration, development, production, and sale of coalbed methane (CBM) properties in the United States. It owns approximately 500,000 acres of CBM rights in the Illinois Basin. The company also has interests in.. Read More

BPZ Resources, Inc. engages in the exploration, development, and production of oil and natural gas in Peru and Ecuador. The company has rights and license agreements for oil and gas exploration and production covering approximately 2.4 million acres in northwest Peru. It also focuses on the generation of.. Read More

BreitBurn Energy Partners L.P., an oil and gas partnership, engages in the acquisition, exploitation, and development of oil and gas properties in the United States. The companys assets primarily consist of producing and non-producing crude oil and natural gas reserves located in the Antrim Shale in Michigan, the Los Angeles Basin in California; the Wind River and Big Horn Basins in central Wyoming; the Sunniland Trend in Florida; the New Albany Shale in Indiana and Kentucky; and the Permian Basin in West Texas. As of December 31, 2008, its total estimated proved reserves were approximately 103.6 million barrels of oil equivalent. BreitBurn GP, LLC serves as the general partner to the company. BreitBurn Energy Partners is based in Los Angeles, California.

Bronco Drilling Company, Inc. provides contract land drilling and workover services to oil and natural gas exploration and production companies in the United States and Mexico. As of February 28, 2009, it owned a fleet of 56 land drilling rigs operated in Oklahoma, Texas, Colorado, Utah, North Dakota, Louisiana,.. Read More

Canadian Superior Energy Inc. engages in the exploration for, acquisition, development, and production of petroleum and natural gas, and liquefied natural gas (LNG) projects primarily in western Canada, offshore Nova Scotia, offshore Trinidad and Tobago, the United States, and North Africa. The company was.. Read More

Cano Petroleum, Inc., together with its subsidiaries, operates as an independent oil and natural gas company in the United States. The companys properties are located onshore U.S. in Texas, New Mexico, and Oklahoma. As of June 30, 2009, it had 49.1 million barrels of oil equivalent (MMBOE) of proved reserves comprising 7.7 MMBOE of proved developed producing reserves, 2.4 MMBOE of proved developed non-producing reserves, and 39.0 MMBOE of proved undeveloped reserves. The company was founded in 1997 and is based in Fort Worth, Texas.

Cheniere Energy, Inc., through its subsidiaries, engages in the development, construction, ownership, and operation of onshore liquefied natural gas (LNG) receiving terminals and natural gas pipelines along the Gulf Coast of the United States. The company develops LNG receiving terminal projects on Sabine Pass.. Read More

China North East Petroleum Holdings Limited, through its subsidiaries, engages in the exploration and production of crude oil in the Peoples Republic of China. As of December 31, 2008, it operated 247 producing wells located in 4 oilfields in Northern China. The company was formerly known as Draco Holding Corporation and changed its name to China North East Petroleum Holdings Ltd. in June 2004. China North East Petroleum Holdings Limited was incorporated in 1999 and is headquartered in Song Yuan City, the Peoples Republic of China.

Cloud Peak Energy, Inc. produces and sells coal in the United States. It offers sub-bituminous steam coal with low sulfur content for electric utilities and industrial customers. The company was incorporated in 2008 and is based in Gillette, Wyoming. It owns and operates surface coal mines in Wyoming and Montana.

CNX Gas Corporation engages in the exploration, development, production, and gathering of natural gas primarily in the Appalachian and Illinois Basins, the United States. It produces coalbed methane (CBM), a gas that resides in coal seams. The company holds rights associated with CBM for 4.5 billion tons of.. Read More

Cobalt International Energy, Inc., through its subsidiary Cobalt International Energy, L.P., operates as an independent oil focused exploration and production company. It has a portfolio of 47 prospects located in the deepwater U.S. Gulf of Mexico and 85 prospects located in offshore West Africa. The company was founded in 2005 and is based in Houston, Texas.

Colorado Wyoming Reserve Company operates as an oil and natural gas exploration company with a geographical focus in the Rocky Mountain region of the western United States. It involves in the exploration of the Paradox Basin project consisting of mineral interests in approximately 22,640 gross leased acres.. Read More

Compton Petroleum Corporation, together with its subsidiaries, engages in the exploration, development, and production of natural gas, natural gas liquids (NGLs), and crude oil in the Western Canada Sedimentary Basin in Canada. Its principal properties include the Basal Quartz sands at Hooker in southern Alberta;.. Read More

Concho Resources Inc. engages in the acquisition, development, exploitation, and exploration of oil and natural gas properties. It primarily focuses in the Permian Basin of southeastern New Mexico; the Central Basin Platform and the Western Delaware Basin of West Texas; the Williston Basin in North Dakota; and.. Read More

Constellation Energy Partners LLC engages in the acquisition, development, and production of oil and natural gas properties, as well as related midstream assets in the United States. It has interests in the Black Warrior Basin in Alabama, the Cherokee Basin in Kansas and Oklahoma, and in the Woodford Shale in the.. Read More

Continental Resources, Inc. engages in the exploration, exploitation, and production of oil and natural gas properties primarily in the Rocky Mountain, Mid-Continent, and Gulf Coast regions of the United States. The company primarily sells its oil and natural gas production to end users, as well as to midstream.. Read More

Cross Canyon Energy Corp. engages in the exploration, production, development, and exploitation of crude oil and natural gas reserves. It holds interests in oil and natural gas lease blocks covering approximately 14,300 net acres in Duval County, Texas. As of December 31, 2008, the company had independently.. Read More

Crown Oil and Gas, Inc. does not have significant operations. The company intends to become a party to a merger, consolidation, reorganization, joint venture, or licensing agreement with another corporation or entity primarily focusing on the oil and gas industry. Previously, it engaged in the production,.. Read More

Cubic Energy, Inc., an independent energy company, engages in the exploration, development, and production of crude oil, natural gas, and natural gas liquids primarily in Texas and Louisiana. The companys Texas properties are located in Palo Pinto, Eastland, and Callahan Counties; and Louisiana properties are situated in Caddo Parish and in Desoto Parish. As of June 30, 2009, it had total proved reserves of approximately 21,076,880 thousand cubic feet of natural gas equivalent. The company was founded in 1978 and is based in Dallas, Texas.

Cygnus Oil and Gas Corporation, a development stage energy company engages in the exploration, development and production of oil and gas in the United States and New Zealand. It has interests in 13 oil and gas projects. The company owns a non operating 24.98% working interest in State Lease 17742 in offshore.. Read More

Dejour Enterprises Ltd., an oil and natural gas company, operates various exploration and production projects in North America. The company holds approximately 140,000 net acres of oil and gas leases in the Peace River Arch of northwestern British Columbia and northeastern Alberta, Canada; and the Piceance and.. Read More

Diamond Offshore Drilling, Inc. operates as an offshore oil and gas drilling contractor worldwide. The company provides offshore drilling services in the deep water, harsh environment, conventional semisubmersibles, and jack-up markets to independent oil and gas companies and government-owned oil companies. As of.. Read More

Discovery Oil, Ltd. does not have significant operations. The company intends to seek a new investment opportunity in the oil industry through a merger, stock-for-stock exchange, or stock-for-assets exchange transaction. Prior to 1992, it operated as a general partner in various limited partnerships for the.. Read More

Doral Energy Corp. engages in the acquisition, operation, exploration, and development of oil and gas properties and prospects in the United States. It holds interest in the Hanson project, which consists of 66 producing oil fields and approximately 186 wells, located in the Eddy County, New Mexico. The company.. Read More

Dune Energy, Inc., an independent energy company, engages in the exploration, development, exploitation, and production of natural gas and crude oil properties located along the Texas and Louisiana Gulf Coast. Its properties cover 100,000 gross acres across 23 producing oil and natural gas fields. As of December 31, 2008, the companys total proved reserves were 132.9 Bcfe. It sells its oil and gas products primarily to domestic pipelines and refineries. The company was founded in 1998 and is headquartered in Houston, Texas.

Universal Tracking Solutions, Inc. operates as an application based solutions provider of telemetry tracking systems in the United States. The company offers asset management solutions to various organizations by combining GPS technology, wireless communication, and a proprietary Web site to control mobile assets. Its technology provides real-time information of an asset or mobile resources location, speed, direction, and/or heading. The companys GPS tracking units enable its customers to track and monitor the vehicle, as well as offer other services, including GPS location determined through the Internet, lock and unlock doors, enable and disable starter, low battery and oil level notification, speed and direction detection, real time stolen vehicle location, alarm functions, outside of boundary notification, start/stop reports, idle alerts, and engine hour run time. It also offers product maintenance and support services to its customers. The companys solutions are used in fleet management, law enforcement, and finance applications, as well in the motorcycle and auto industries. It markets and sells its products through internal and independent sales forces, as well as through independent contractors. The company was founded in 2006 and is based in Gilbert, Arizona.

An independent oil and natural gas company which is engaged in exploitation, acquisition, exploration and production activities in the development of proven oil and natural gas reserves in the Gulf Coast region.

Ecopetrol S.A. engages primarily in the exploration, production, refining, transportation, and commercialization of crude oil and gas in Columbia. It explores hydrocarbons in 32 blocks of Colombian territory directly, as well as in 15 blocks with other companies. The company engages in the crude oil and gas.. Read More

Encore Energy Partners LP, together with its subsidiaries, engages in the acquisition, exploitation, and development of oil and natural gas properties. The company has oil and natural gas properties in the Big Horn Basin in Wyoming and Montana, primarily in the Elk Basin field; the Permian Basin in West Texas;.. Read More

Enerplus Resources Fund, together with its subsidiaries, operates as an open-end investment trust. It owns a diversified portfolio of crude oil and natural gas producing properties in the provinces of Alberta, British Columbia, Saskatchewan, and Manitoba, western Canada; and in the states of Montana, North.. Read More

ENSCO International Incorporated, together with its subsidiaries, provides offshore contract drilling services to the oil and gas industry. It engages in the drilling of offshore oil and natural gas wells by providing its drilling rigs and crews under contracts with international, government-owned, and.. Read More

Enterra Energy Trust, an open-end unincorporated investment trust, through its subsidiaries, engages in the exploration for and production of oil and gas in Canada and the United States. It holds interests in various properties, including Clair, Provost-Alliance-Wainwright, Princess, and Ricinus in Alberta; Desan.. Read More

ESP Resources, Inc. engages in the acquisition of prospective oil and gas properties. It primarily owns interests or holds an option to acquire interests in West Gomez Projects located in Pecos County, Texas; and Chaco Basin Concessions located in Paraguay, South America. The company, through its subsidiary, ESP Petrochemicals, Inc., also manufactures, distributes, and markets specialty chemicals for the oil and gas industry in the Gulf of Mexico and Gulf States region. It supplies production chemicals, drilling chemicals, waste remediation chemicals, cleaners, and waste treatment chemicals for various oil field applications, including separating suspended water and other contaminants from crude oil, pumping enhancement, and cleaning, as well as fluids and additives used in the drilling and production process. The companys products include surfactants for the production and injection problems; well completion and work-over chemicals to maximize the productivity from new and exiting wells; bactericides to kill water borne bacterial growth; and scale compounds to prevent or treat scale deposits. Its products also comprise corrosion inhibitors; antifoams for controlling foaming problems; emulsion breakers that are formulated for crude oils; and paraffin chemicals that inhibit and/or dissolve paraffin to prevent buildup, as well as water clarifiers for problems associated with purifying effluent water. The company was founded in 2006 and is based in Scott, Louisiana.

EV Energy Partners, L.P. engages in the acquisition, production, and development of oil and gas properties. It holds interests in various properties located in the Appalachian basin, primarily in Ohio and West Virginia; the Monroe Field properties situated in three parishes in northeast Louisiana; the.. Read More

Explortex Energy, Inc., a natural resource exploration stage company, participates in the drilling of oil and gas properties in the United States. It has a 1% working interest in Malcolm-Star #1H natural gas horizontal well comprising 211.8 acres located in Wise County, Texas. The company, formerly known as Anacot Technologies, Inc., was founded in 2004 and is based in Centerville, Massachusetts.

Fortress Exploration, Inc. focuses on oil, natural gas, and coal projects in the United States. The company holds an interest in a stripper field type project located in Scott, Morgan, and Fentress Counties of northeast Tennessee. It also focuses on the areas of wind power generation and bio-fuels. The company.. Read More

Frontier Energy Corp. engages in the acquisition, exploration, development, and operation of oil and gas reserves primarily in the central Alberta region of Canada. The company, through its subsidiary, Frontier Energy Resources Corp., owns 100% interest in 160 acres of land situated in the Pembina Oil Field, in.. Read More

FX Energy, Inc., together with its subsidiaries, operates as an independent gas and oil exploration and production company with principal operations in Poland. The company also explores for and produces oil from fields in Montana and Nevada, the United States; and holds an oilfield services company in northern.. Read More

Gastar Exploration Ltd., an independent energy company, engages in the exploration, development, and production of natural gas and oil in the United States and Australia. It also involves in the development of coal bed methane (CBM). The company owns and operates exploration and development acreage in the deep.. Read More

GeoGlobal Resources Inc., a development stage company, together with its subsidiaries, focuses on the exploration, development, and production of oil and natural gas reserves in India. The company was founded in 2003 and is headquartered in Calgary, Canada.

GeoMet, Inc., an independent energy company, engages in the exploration for, and development and production of natural gas from coal seams and non-conventional shallow gas. Its principal operations and producing properties are located in the Cahaba Basin in Alabama, the central Appalachian Basin in West Virginia,.. Read More

Glen Rose Petroleum Corporation, through its subsidiary, UHC Petroleum Corporation, operates as an independent producer of natural gas and crude oil. The company operates the Wardlaw Field located in Edwards County, Texas. As of March 31, 2009, it had 103 wellbores, of which 90 are capable of production and 44.. Read More

Global Energy Inc., a development stage company, focuses on the production of renewable, alternative fuels, primarily biofuels based on corn and other feedstocks. It utilizes KDV process, a catalytic de-polymerization that uses hydrocarbon-based feedstocks, such as biomass, wood, and paper, as well as plastic,.. Read More

Gulf Coast Oil & Gas, Inc., an exploration stage company, focuses in the acquisition of oil and gas exploration projects in the United States. The company has interest in the Saratoga Prospect located in the Saratoga Chalk Formation in Sabine Parish, Louisiana. It also holds interest in the Weil 8-C Well, Weil.. Read More

Gulf Island Fabrication, Inc. operates as a fabricator of offshore drilling and production platforms, hull and deck sections of floating production platforms, and other specialized structures used in the development and production of offshore oil and gas reserves. It fabricates jackets and deck sections of fixed.. Read More

Gulf Western Petroleum Corporation, a development stage company, engages in the exploration and development of oil and natural gas reserves in the United States. It holds oil and gas lease interests in the Oakcrest prospect covering approximately 866 acres located in south central Texas; the Shamrock and Brushy.. Read More

Helmerich & Payne, Inc. engages in the contract drilling of oil and gas wells in the United States and internationally. The company provides drilling rigs, equipment, personnel, and camps on a contract basis to explore for and develop oil and gas from onshore areas and from fixed platforms, tension-leg platforms,.. Read More

Hercules Offshore, Inc., together with its subsidiaries, provides shallow-water drilling and marine services to the oil and natural gas exploration and production industry in the U.S. Gulf of Mexico and internationally. It serves integrated energy companies, independent oil and natural gas operators, and national.. Read More

Holloman Energy Corporation engages in the acquisition, exploration, and development of oil and gas properties in Australia. Its operations are located in the Gippsland Basin, Victoria; Cooper Basin, South Australia; and Barrow Basin on Australias Northwest Shelf. The company was formerly known as Endeavor Energy Corporation and changed its name to Holloman Energy Corporation in September 2007. Holloman Energy Corporation was incorporated in 2004 and is based in Houston, Texas.

Hyperdynamics Corporation engages in the exploration and production of oil and gas in west Africa. It holds certain contract rights for the exploration and exploitation of oil and gas in an approximately 80,000 square kilometer concession off the coast of the Republic of Guinea. The company was founded in 1983.. Read More

Ignis Petroleum Group, Inc. engages in the exploration, development, and production of crude oil and natural gas properties in the United States. It has interests in various oil and gas prospects in the United States onshore Gulf Coast region, primarily located in Texas and Louisiana. The company was founded in.. Read More

Indigo-Energy, Inc., an independent energy company, engages in the exploration and production of natural gas and oil in the Appalachian Basin in Pennsylvania, West Virginia, and Kentucky. It also has operations in the Dubois Field in Jasper, Indiana. The company is based in Henderson, Nevada.

Jacobs Financial Group, Inc., through its subsidiaries, engages in the provision of investment advisory services and placing of surety bonds in the United States. The company offers its investment advisory services to institutions, companies, and individuals. It places surety bonds with insurance companies for.. Read More

Jacobs Financial Group, Inc., through its wholly owned subsidiaries, provides investment management, insurance, surety, and related services in the United States. Through its subsidiary, FS Investments, Inc., the company engages in the placement of surety bonds with insurance companies for the clients in.. Read More

Kentucky USA Energy, Inc. engages in the acquisition, exploration, and development of oil and natural gas resource properties in the United States. It has its principal operational focus on the New Albany Shale of western Kentucky. The company is headquartered in London, Kentucky.

Key Energy Services, Inc., together with its subsidiaries, operates as an onshore, rig-based well servicing contractor worldwide. The company operates through three segments: Well Servicing, Pressure Pumping Services, and Fishing and Rental Services. The Well Servicing segment offers a range of well services,.. Read More

Kodiak Oil & Gas Corp. engages in the exploration, exploitation, acquisition, and production of natural gas and crude oil in the United States. It explores for oil and natural gas reserves in the Williston Basin in Montana and North Dakota, and the Green River Basin of Wyoming and Colorado. As of December 31,.. Read More

The Company is engaged in the acquisition of interests and leases of producing oil and natural gas wells.

Legacy Reserves LP, an independent oil and natural gas limited partnership, engages in the acquisition and development of oil and natural gas properties, primarily located in the Permian Basin and Mid-continent regions of the United States. As of December 31, 2008, the company had proved reserves of approximately.. Read More

Lions Petroleum, Inc. engages in the exploration and development of oil and gas properties and hydrocarbon in Canada and the United States. It holds agreement to purchase a 17.5% working interest in Bennett prospect. The company has 5 Saskatchewan petroleum and natural gas leases representing approximately 452.83.. Read More

Technology marketing company serving primarily the male and Hispanic audiences, producing proprietary multimedia content for print, video and Internet applications. Its lead-in product, a free screen saver, features Latin model Estelle Reyna.

Magnum Hunter Resources Corporation operates as an independent exploration and production company, engages in the acquisition, drilling, and production of crude oil and natural gas properties and prospects, including producing properties, secondary enhanced oil recovery projects, and exploration prospects in the.. Read More

Mariner Energy, Inc. operates as an independent oil and gas exploration, development, and production company. The company has operations principally in the Spraberry, Dean, Wolfcamp, and Wolfberry trends located in the Permian Basin in Texas; and in the Gulf of Mexico, both shelf and deepwater. As of December 31,.. Read More

MarkWest Energy Partners, L.P. and its subsidiaries engage in the gathering, compression, treatment, processing, and transportation of natural gas in the United States. The company also transports, fractionates, storages, and markets natural gas liquids; and gathers and transports crude oil. It conducts its.. Read More

Miller Petroleum, Inc. engages in the oil and gas exploration, production, and related property management in the Appalachian region of eastern Tennessee. It also sells rigs, oilfield trailers, compressors, and other miscellaneous oil and gas production equipment. As of April 30, 2009, the company owns interests.. Read More

MV Oil Trust owns net profits interest in oil and natural gas properties of MV Partners, LLC. These properties are located in the Mid-Continent region in the states of Kansas and Colorado. As of March 31, 2009, the companys oil and gas properties comprised approximately 1,000 producing oil and gas wells. MV Oil Trust was founded in 2006 and is based in Austin, Texas.

Nabors Industries Ltd. operates as a land drilling contractor worldwide. It conducts oil, gas, and geothermal land drilling operations in the United States, Alaska, Canada, South America, Mexico, the Caribbean, the Middle East, the Far East, the Russian Federation, and Africa. The company also operates as a land.. Read More

New Concept Energy, Inc. engages in the acquisition and exploration of oil and gas properties in the United States. It holds interest in the oil and natural gas leases in Cleburne County, Arkansas covering an area of approximately 1,712 net acres. The company also leases and operates a retirement community in.. Read More

New Frontier Energy, Inc., a natural resource company, engages in the acquisition, exploration, development, and production of oil and gas properties in the continental United States. The company holds interests in five principal properties, which include the Slater Dome Field, located in northwest Colorado and.. Read More

NGAS Resources, Inc., together with its subsidiaries, engages in the exploration and production of natural gas principally in the southern portion of the Appalachian Basin in the eastern United States. The company also has interests in the New Albany shale play within the Illinois Basin in western Kentucky, as well as interests in a non-operated coalbed methane project in the Arkoma Basin and non-operated projects in West Virginia and Virginia. In addition, NGAS Resources, Inc. own rights to gold and silver properties covering 381 acres on Unga Island in the Aleutian Chain, southwest of Anchorage, Alaska. Further, it owns and operates distribution systems for retail sales of natural gas for two communities in southcentral Kentucky. The companys customers include gas marketing intermediaries, pipelines, transmission companies, and local refineries. NGAS Resources, Inc. was founded in 1979 and is based in Lexington, Kentucky.

Noble Corporation provides contract drilling services for the oil and gas industry. As of December 31, 2008, it offered drilling services with a fleet of 63 mobile offshore drilling units, including 13 semisubmersibles, 4 drillships, 43 jackups, and 3 submersibles. It also provides labor contract drilling,.. Read More

Norsk Hydro ASA develops, produces, and supplies oil, gas, and hydropower worldwide. It develops renewable energy sources, as well as supplies various aluminum products. The company engages in the exploration, field development, and production of oil and gas. It also engages in the energy and oil marketing,.. Read More

North American Energy Resources, Inc., an exploration stage company, engages in the drilling, completion, and operation of oil and gas wells in Oklahoma. It also has an interest in a pipeline, which is used for gathering its gas and the gas production of other producers. The company is based in Austin, Texas.

Northern Oil and Gas, Inc. engages in the acquisition, exploration, exploitation, and development of oil and natural gas properties in the Rocky Mountain Region of the United States. As of December 31, 2008, it controlled approximately 22,000 net acres of leaseholds in Sheridan County, Montana with primary.. Read More

Odyssey Oil & Energy, Inc. owns interest in oil and gas leases in Texas. It holds 10% working interest in oil and gas leases located in BBB Area, Wharton Texas. The company also owns a 49% interest in non-operating uranium mine located in the Bela Bela district in South Africa. The company, formerly known as.. Read More

Omnimmune Holdings, Inc., through its subsidiary, Omnimmune Corp., operates as a development-stage biotechnology company integrating complementary cancer therapeutic, diagnostic, and prognostic technologies in the United States. The company owns rights for monoclonal antibody technologies and a multivalent phase.. Read More

Pacific Asia Petroleum, Inc., a development stage company, focuses on the exploration, development, and production of oil and gas in Asia and the Pacific Rim countries. The company has a contract to develop and exploit oil resources in the ShaoGen Contract Area, which comprises an area of approximately 353 square.. Read More

Pacific Asia Petroleum, Inc., a development stage company, focuses on the exploration, development, and production of oil and gas in Asia and the Pacific Rim countries. The company has a contract to develop and exploit oil resources in the ShaoGen Contract Area, which comprises an area of approximately 353 square.. Read More

Pangea Petroleum Corporation provides maintenance, repair, and overhaul of aircraft for the general aviation sector in southern California. It offers various services, including annual and 100 hour federal aviation administration (FAA) inspections; service, maintenance, repair, rebuilding, and inspection of light.. Read More

Parafin Corporation does not have significant operations. Prior to 1988, the company was engaged in the acquisition and exploration of oil and gas properties. The company was incorporated in 1978 as Caribou Energy, Inc. and changed its name to E.T. Capital, Inc. in 1994. Further, it changed its name to eCom.com,.. Read More

Parker Drilling Company, together with its subsidiaries, provides land and offshore contract drilling and drilling-related services to oil and gas companies in the United States and internationally. As of December 31, 2008, its fleet of rigs consisted of 9 land rigs in the Commonwealth of Independent States; 8.. Read More

Patterson-UTI Energy, Inc., together with its subsidiaries, provides onshore contract drilling services to independent oil and natural gas operators in North America. It provides pressure pumping services consisting of well stimulation and cementing for completion of new wells and remedial work on existing wells.. Read More

Paxton Energy, Inc. engages in the acquisition, exploration, development, and drilling of natural gas and oil properties. It owns a working interest of 8,843-acre balance in the Cooke Ranch prospect in the Cooke Ranch field of La Salle County and Jefferson County, Texas. The company was founded in 2004 and is.. Read More

Pengrowth Energy Trust, through its subsidiary, Pengrowth Corporation, engages in the acquisition, ownership, and operation of working interests and royalty interests in oil and natural gas properties in Canada. The company was founded in 1988 and is based in Calgary, Canada.

Penn West Energy Trust, an open-ended, unincorporated investment trust, engages in acquiring, developing, exploiting, and holding interests in petroleum and natural gas properties and assets. Its properties are located in the provinces of Alberta, British Columbia, Saskatchewan and Manitoba, and in the Northwest.. Read More

Petroflow Energy Ltd. engages in the exploration, development, and production of oil and natural gas in Oklahoma, Texas, and Alberta. It produces approximately 3,688 boe/day of oil, natural gas, and natural gas liquids; and has access to approximately 101,489 gross acres of undeveloped land. The company was.. Read More

PetroHunter Energy Corporation, a development stage company, engages in the exploration and production of oil and gas properties. As of September 30, 2008, it owned properties in Rio Blanco and Garfield County, Colorado; Bear Creek County, Montana; and Australia. The company is headquartered in Denver, Colorado.

Petrol Oil & Gas, Inc. engages in the exploration, development, production, and marketing of oil and natural gas in the Cherokee and Forrest City basins along the Kansas and Missouri border. It holds working interests in the Petrol-Neodesha project, which is located in the Neosho and Wilson counties totaling an.. Read More

Petroleo Brasileiro S.A.Petrobras, together with its subsidiaries, engages in the exploration, exploitation, and production of oil and gas, and energy in Brazil and internationally. The company operates in four segments: Exploration and Production, Supply, Gas and Energy, and Distribution. The Exploration and Production segment engages in the exploration, development, and production of oil, liquefied natural gas, and natural gas in Brazil; and sells petroleum and bye products produced in natural gas processing plants. The Supply segment involves in the refining, logistic, transportation, and sale of oil products, petroleum, and alcohol. It also holds interests in petrochemical companies and fertilizer plants. The Gas and Energy segment involves in the purchase, sale, and transportation of natural gas produced in or imported into Brazil. This segment also generates and distributes electric power; and holds interests in national gas transporters and distributors, and thermoelectric power stations. The Distribution segment distributes oil products, fuel alcohol, and compressed natural gas in Brazil. The company also engages in the exploration, production, supply, and distribution of oil and gas in the Americas, Africa, Europe, and Asia. Petroleo Brasileiro was founded in 1953 and is headquartered in Rio de Janeiro, Brazil.

Pinnacle Gas Resources, Inc., an independent energy company, engages in the acquisition, exploration, and development of onshore natural gas reserves in the United States. It focuses on the development of coalbed methane (CBM) properties located in the Rocky Mountain region. Pinnacle Gas Resources holds CBM.. Read More

Pioneer Drilling Company, through its subsidiaries, provides contract land drilling services and production services to independent oil and gas exploration and production companies in the United States and Colombia. The companys production services include well services, wireline services, and fishing and rental services. As of February 23, 2009, its fleet comprised 70 drilling rigs, which include 17 rigs in south Texas division, 22 rigs in east Texas division, 9 rigs in north Texas division, 6 rigs in Utah division, 6 rigs in North Dakota division, 5 rigs in Oklahoma division, and 5 rigs in Colombia. The company was founded in 1968 and is based in San Antonio, Texas.

Pioneer Southwest Energy Partners L.P. engages in the ownership and acquisition of oil and natural gas properties. As of December 31, 2008, it had nonoperated working interests in approximately 1,100 producing wells. Pioneer Southwests properties are located in the Spraberry field in the Permian Basin of west Texas. Pioneer Natural Resources GP LLC serves as the general partner of the company. The company was founded in 2007 and is based in Irving, Texas. Pioneer Southwest Energy Partners L.P. is a subsidiary of Pioneer Natural Resources Company.

Platina Energy Group, Inc. operates as an independent oil and gas exploration and production company. It focuses on oil and gas properties located in Texas, Oklahoma, Tennessee, Kentucky, and Wyoming. As of March 31, 2008, the company owned natural gas and oil leasehold interests in approximately 8,600 gross.. Read More

Pluris Energy Group, Inc., together with its subsidiaries, operates as an independent oil and natural gas development and production company in the United States. It engages in the acquisition, development, exploration, and production of oil and natural gas properties in the State of Texas and the Texas Gulf.. Read More

Pride International, Inc. provides offshore contract drilling and related services to oil and natural gas exploration and production companies. It conducts operations through the use of mobile offshore drilling rigs primarily on the oil and natural gas basins of South America, the Gulf of Mexico, west Africa, the.. Read More

Quest Energy Partners, L.P. engages in the acquisition, exploitation, and development of oil and natural gas properties in the Cherokee basin of southeastern Kansas and northeastern Oklahoma (the Cherokee Basin Operations), and the Appalachian Basin in West Virginia and New York. The companys Appalachian Basin.. Read More

Quest Resource Corporation, an integrated independent energy company, engages in the acquisition, exploration, development, gathering, production, and transportation of oil and natural gas in the United States. It operates in two segments, Oil and Gas Production, and Natural Gas Pipelines. The Oil and Gas.. Read More

Quicksilver Gas Services LP engages in gathering and processing natural gas and natural gas liquids on the Barnett Shale formation of the Fort Worth Basin located in north Texas. The company provides its gathering and processing services to Quicksilver Resources Inc. and natural gas producers under fee-based.. Read More

ReoStar Energy Corporation engages in the exploration, development, and acquisition of oil and gas properties primarily in Texas. As of September 30, 2009, it owned approximately 9,500 gross of leasehold, which included 5,700 acres of exploratory and developmental prospects and 3,800 acres of enhanced oil.. Read More

Rex Energy Corporation operates as an independent oil and gas company in the Illinois Basin and the Appalachian Basin. The company owns interests in the Lawrence Field ASP Flood project, which is an oil recovery project located in Lawrence County, Illinois; and the Marcellus Shale drilling projects located in.. Read More

Ring Energy, Inc. does not have significant operations. It focuses to acquire and develop oil and gas properties and market oil and gas products derived from those properties. Ring Energy, Inc., formerly known as Transglobal Mining Corp., was founded in 2004 and is based in Redlands, California.

Rock Energy Resources, Inc., an independent oil and natural gas company, engages in the exploration, development, and production of natural gas and crude oil properties in the United States. Its natural gas projects include the companys 100% operated working interest in the Wilcox trend in the Garwood field, a leasehold of 1,650 acres in Colorado County, Texas with 3P reserves estimated to be approximately 37.5 billion cubic feet; and a 100% working interest in the Bob West Prospect, a 1,110 acre leasehold in Starr County, Texas with Wilcox discovery potential equal to 250 billion cubic feet. Rock Energy is also producing oil from the Diatomite and Monterey formations in the Orcutt field and from the Northwest Casmalia Diatomite field, both located in Santa Barbara County, California, where there is a known resource base of approximately 2.5 billion barrels of oil in place. As of December 31, 2008, the company had total proved net oil reserves of 9,000 barrels and total proved net natural gas reserves of 555,420 thousands of cubic feet. The company was founded in 2004 and is headquartered in Houston, Texas.

Rowan Companies, Inc. provides a range of onshore and offshore contract drilling services in the United States and internationally. As of December 31, 2008, it provided contract drilling services through a fleet of 22 self-elevating mobile offshore drilling platforms and 31 deep-well land drilling rigs. The.. Read More

Royalite Petroleum Company, Inc., an exploration stage company, engages in the identification, acquisition, and development of oil and gas projects within the State of Utah. It holds interest in three projects comprising the Airport Leases, the Louisiana Leases, and the Central Hingeline Project. The company is headquartered in Austin, Texas.

Samson Oil & Gas Limited, together with its subsidiaries, engages in the exploration, development, and production of oil and gas properties in the United States. The company owns interests in various projects located in Wyoming, North Dakota, New Mexico, and Texas. Samson Oil & Gas Limited was founded in 1980 and.. Read More

SandRidge Energy, Inc., together with its subsidiaries, operates as a natural gas and oil company in the United States. The company engages in the exploration, development, and production of oil and gas properties. Its Exploration and Production segment explores for, develops, and produces natural gas and oil.. Read More

Pride SpinCo, Inc. engages in shallow water drilling business. The company was incorporated in 2008 and is based in Houston, Texas. Pride SpinCo, Inc. operates as a subsidiary of Pride International Inc. Seahawk Drilling, Inc. (NasdaqGS:HAWK.V) operates independently of Pride International Inc. as of August 24,.. Read More

Siberian Energy Group Inc., a development stage company, engages in exploring oil and gas properties. It owns Karabashsky-61 and Karabashsky-67 blocks covering 166,000 acres located in Khanty-Mansiysk Autonomous Region, the Russian Federation. The company was formerly known as Trans Energy Group, Inc. and changed.. Read More

Signature Exploration and Production Corp., an independent energy company, engages in the exploration, development, exploitation, and acquisition of on-shore oil and natural gas properties in conventional producing areas with a focus along the gulf coast of Texas. The company was formerly known as Diabetic.. Read More

SNRG Corporation, through its subsidiaries, engages in the exploration, development, production, and acquisition of natural gas and crude oil in Texas. It holds approximately 4,211 acres of crude oil and natural gas properties in Victoria, DeWitt, and Waller Counties. As of December 31, 2005, the company had.. Read More

South Texas Oil Company, an independent energy company, engages in the acquisition, production, exploration, and development of crude oil and natural gas. Its properties are primarily located in Texas, Louisiana, Colorado, and the Gulf Coast. The company was formerly known as Nutek Oil, Inc. and changed its name.. Read More

An exploration stage company engaged in the acquisition of oil and gas properties.

Star Energy Corporation does not have significant operations. The company intends to acquire, explore, and develop oil and gas properties in Ukraine. Prior to October 6, 2006, it engaged in the exploration, development, production, and sale of oil and gas properties in Texas. The company, formerly known as Cairo Acquisitions, Inc., was founded in 1999 and is headquartered in New York, New York.

Statoil ASA engages in the exploration, production, transportation, refining, and marketing of petroleum and petroleum-derived products. The company involves in the exploration, development, and production of crude oil and natural gas in Norway and internationally, as well as extraction of natural gas liquids. It also transports and markets natural gas and natural gas products. In addition, the company engages in petroleum refining operations; and marketing crude oil and refined petroleum products. As of December 31, 2008, it had proved reserves of 2201 million barrels of oil and 537.8 billion cubic meters of natural gas. Statoils energy and retail network consists of approximately 2,300 service stations in Scandinavia, Poland, the Baltic States, and Russia; and 350 truck stops in 8 countries. It was formerly known as StatoilHydro ASA and changed its name to Statoil ASA in November 2009. The company was founded in 1972 and is based in Stavanger, Norway.

Storm Cat Energy Corporation, together with its subsidiaries, engages in the exploitation, development, and production of crude oil and natural gas focusing on unconventional natural gas resources from coal seams, fractured shales, and tight sand formations. It has properties in Powder River Basin located in.. Read More

Striker Oil & Gas, Inc. engages in the exploration, acquisition, development, production, and sale of natural gas, crude oil, and natural gas liquids primarily from conventional reservoirs in the United States. It operates onshore along the Gulf Coast of Texas and Louisiana, as well as East Texas and Mississippi... Read More

Surge Global Energy, Inc. operates as an oil and gas exploration, and development company. It plans to develop oil and gas properties, and explore for oil and gas with primary focus on the United States and Canada. The company was formerly known as The Havana Group, Inc. and changed its name to Surge Global.. Read More

Tatonka Oil and Gas, Inc. engages in the exploration and development of oil and gas resources in the United States. It holds interests in Sand Wash Basin covering an area of approximately 15,000 net acres, which is located in Moffat County, Colorado; and Powder River Basin, which covers an area of 14,000 net.. Read More

Tengasco, Inc. engages in the exploration and production of oil and natural gas in Kansas and Tennessee. The company also leases producing and non-producing properties for exploration and development activities. In addition, it owns and operates a 65-mile intrastate pipeline that transports natural gas to.. Read More

Texhoma Energy, Inc. engages in the exploration and production of crude oil and natural gas. It primarily focuses on south Louisiana and east Texas, including near-shore Gulf of Mexico. The company owns interests in three oil and natural gas producing fields, and an exploration project. Texhoma Energy, Inc. was.. Read More

Torrent Energy Corporation, an exploration stage company, engages in the exploration for coalbed methane in the Coos Bay region of Oregon and in the Chehalis Basin region of Washington State. The company, through its subsidiary, Methane Energy Corp., holds leases to approximately 107,000 acres of prospective.. Read More

TOT Energy, Inc. operates as a diversified oil services company primarily in central Asia and Europe. It primarily engages in the acquisition, exploration, development, production, and marketing of crude oil and natural gas primarily in Kazakhstan and Russia. The company, through a joint venture, TOT-SIBBNS,.. Read More

TransAtlantic Petroleum Ltd., together with its subsidiaries, engages in the exploration, development, and production of crude oil and natural gas in Morocco, Romania, and Turkey. The company holds interests in six exploration licenses in southeastern Turkey; three exploration permits in Morocco consisting of two.. Read More

Transmeridian Exploration Incorporated engages in the acquisition, development, and production of oil and natural gas primarily in Kazakhstan and southern Russia. Its principal oil and gas property is the South Alibek Field in the Republic of Kazakhstan, covered by license 1557 and the related exploration and.. Read More

Transocean Ltd. provides offshore contract drilling services for oil and gas wells worldwide. The company offers deepwater and harsh environment drilling, oil and gas drilling management, and drilling engineering and project management services, as well as explores, develops, and produces oil and gas resources... Read More

Treaty Energy Corporation engages in the acquisition and production of oil and gas properties in the United States. It offers natural gas, natural gas liquids, and crude oil or condensate. The company holds a 100% working interest in two oil leases in Crockett County, Texas, consisting four oil wells and a water.. Read More