(CA) TransGlobe Energy Corp. engages in exploration, development, production, and acquisition of properties. Its activities include the operation of Harmattan; West Gharib, West Bakr, and North West Gharib in Egypt-Eastern Desert; and South Alamein, South Ghazalat, and North West Sitra in Egypt-Western Desert; and oil marketing. The company was founded on August 6, 1968 and is headquartered in Calgary, Canada.
(US) PDC Energy, Inc. engages in the exploration and production of oil and natural gas. It acquires, explores, and develops properties for the production of crude oil, natural gas, and natural gas liquids. Its primary operations are located in the Wattenberg Field in Colorado and the Delaware Basin in Texas. The company was founded in 1969 and is headquartered in Denver, CO.
Continental Resources, Inc. engages in the exploration, development and production of crude oil and natural gas. It focuses on the operations in the locations including MT Bakken; Red River Unites; STACK; Arkoma Woodford and SCOOP. The company was founded by Harold G. Hamm in 1967 and is headquartered in Oklahoma City, OK.
(US) Denbury, Inc. is an independent oil and natural gas company with operations focused in two key operating areas: the Gulf Coast and Rocky Mountain regions. The company's goal is to increase the value of its properties through a combination of exploitation, drilling and proven engineering extraction practices, with the most significant emphasis relating to carbon dioxide enhanced oil recovery (CO2 EOR) operations. Denbury was founded by Gareth G. Roberts in 1951 and is headquartered in Plano, TX.
Earthstone Energy, Inc. is an independent oil and gas holding company. It engages in the acquisition, exploration, development, and production of oil and gas reserves. It also focuses on the Midland Basin and Eagle Ford Trend properties. The company was founded on July 7, 1969 and is headquartered in the The Woodlands, TX.
(US) Whiting Petroleum Corp. engages in the development, production, acquisition, and exploration of oil and gas properties. It operates in the Rocky Mountains regions. The company was founded by Kenneth R. Whiting and J. Bert Ladd in January 1980 and is headquartered in Denver, CO.
Oasis Petroleum, Inc. engages in the acquisition, development, and exploration of onshore, unconventional oil and natural gas resources. It operates through the following business segments: Exploration and Production, Midstream Services, and Well Services. The Exploration and Production segment refers to the sale of oil, and natural gas production. The Midstream Services segment performs salt water gathering, disposal services, fresh water services, natural gas gathering and processing as well as crude oil gathering and transportation, and other midstream services for the oil and natural gas wells. The Well Services segment relates to the completion services for the oil and natural gas wells as well as the products sales and equipment rentals. The company was founded by Thomas B. Nusz and Taylor L. Reid on March 8, 2007 and is headquartered in Houston, TX.
Trecora Resources engages in the manufacture and sale of petrochemical products and synthetic waxes; and provision of custom processing services. It operates through the Petrochemical and Specialty Wax segments. The Petrochemical segment is conducted through South Hampton Resources, Inc. (SHR), which produces high purity hydrocarbons and other petroleum based products; and Gulf State Pipe Line Co, Inc., which owns and operates pipelines that connect the SHR facility to a natural gas line, to SHR's truck and rail loading terminal, and to a major petroleum products pipeline owned by a third party. The Specialty Wax segment is conducted through Trecora Chemical, Inc., which produces specialty polyethylene and poly alpha olefin waxes. The company was founded on May 4, 1967 and is headquartered in Sugar Land, TX.
Apache Corp. operates as an energy company, which engages in the exploration, development, and production of natural gas, crude oil, and natural gas liquids. The company was founded by Truman Anderson, Raymond Plank, and Charles Arnao on December 6, 1954 and is headquartered in Houston, TX.
(US) American Resources Corp. (Indiana) engages in the extraction, processing, transportation, and distribution of metallurgical coal to the steel industry. It focuses on its operation of coal mining complexes located primarily within Pike, Knott, and Letcher Counties, Kentucky and Wyoming County, West Virginia. The company was founded on October 2, 2013 and in headquartered in Fishers, IN.
(US) Arch Resources, Inc. engages in the production and distribution of thermal coal. It operates through the following segments: Powder River Basin, Metallurgical and Other Thermal. The Powder River Basin segment contains thermal operations in Wyoming. The Metallurgical segment contains metallurgical operations in West Virginia. The Other Thermal segment contains supplementary thermal operations in Colorado, Illinois and the Coal Mac thermal operations in West Virginia. The company was founded in 1969 and is headquartered in St. Louis, MO.
(US) Antero Resources Corp. is an independent oil and natural gas company. It engages in the exploration, development, and production of natural gas, NGLs, and oil. The firm focuses on marketing and utilization of excess firm transportation capacity, and equity method investment in Antero Midstream Corporation. The company was founded by Paul M. Rady and Glen C. Warren, Jr. in June 2002 and is headquartered in Denver, CO.
Barnwell Industries, Inc. engages in the oil and natural gas exploration, land investment, and contract drilling services. It operates through the following segments: Oil and Natural Gas, Land Investment, and Contract Drilling. The Oil and Natural Gas segment engages in the exploration, development, production and sale of oil and natural gas in Canada. The Land Investment segment invests in land interest in Hawaii. The Contract Drilling segment provides well drilling services and water pumping system installation and repairs in Hawaii. The company was founded by Morton H. Kinzler in 1956 and is headquartered in Honolulu, HI.
(US) Berry Corp. is an independent upstream energy company, which engages in the acquisition, exploration, development, and production of domestic oil and natural gas reserves. The company was founded by C. J. Berry in 1909 and is headquartered in Dallas, TX.
(US) CNX Resources Corp. is an independent natural gas exploration, development and production companies, with operations centered in the major shale formations of the Appalachian basin. The company deploys an organic growth strategy focused on responsibly developing its resource base. The firm operates through the Marcellus Shale, and Coalbed Methane segments. CNX Resources was founded in 1864 and is headquartered in Canonsburg, PA.
Cross Timbers Royalty Trust is an express trust, which operates as a trustee of Southwest Bank. It is created to collect and distribute monthly net profits income to unitholders. It has interest in certain royalty and overriding royalty interest properties in Texas, Oklahoma and New Mexico. The firm also has interest in certain working interest properties in Texas and Oklahoma. The company was founded on February 12, 1991 and is headquartered in Dallas, TX.
Cenovus Energy, Inc. engages in gas and oil provisions. Its activities include development, production, and marketing of crude oil, natural gas liquids (NGLS), and natural gas in Canada. The firm operates through four segments: Oil Sands, Deep Basin, Refining & Marketing, and Corporate & Eliminations. The Oil sands segment includes the development and production of bitumen in northeast Alberta including Foster Creek, Christina Lake and Narrows Lake as well as projects in the early stages of development. The Deep Basin segment includes includes land primarily in the Elmworth-Wapiti, Kaybob-Edson, and Clearwater operating areas. The Refining and Marketing segment provides transportation and selling of crude oil, antural gas and NGLS. The Corporate and Eliminations segment includes unrealized gains and losses recorded on derivative financial instruments, divestiture of assets, as well as other administrative, financing activities and research costs. The company was founded in 1881 and is headquartered in Calgary, Canada.
Ecopetrol SA engages in the exploration, development, and production of crude oil and natural gas. It operates its business through the following segments: Exploration and Production; Transportation and Logistics; and Refining and Petrochemicals. The Exploration and Production segment deals with oil and gas exploration and production activities. The Transportation and Logistics segment comprises of pipelines and other transportation activities. The Refining and Petrochemicals segment involves refining activities and its products include motor fuels, fuel oils, and petrochemicals. The company was founded in 1948 and is headquartered in Bogota, Colombia.
(US) Enservco Corp. engages in the operation of fleet services. It operates through the Production Services and Completion Services segments. The Production Services segment utilizes a fleet of hot oil trucks and acidizing units to provide maintenance services to the domestic oil and gas industry. The Completion Services segment focuses on fleet of frac water heating units to provide frac water heating services and related support services to the domestic oil and gas industry. The company was founded by Michael D. Herman on February 28, 1980 and is headquartered in Denver, CO.
Epsilon Energy Ltd. engages in the development and exploitation of natural gas reserves in the Marcellus shale of northeast Pennsylvania. It operates through the following business segments: Upstream, Gathering System and Corporate. The Upstream segment includes acquisition, development and production of primarily natural gas reserves on properties within the United States. The Gas Gathering segment refers the partnership with two other companies to operate a natural gas gathering system. The Corporate segment is comprised of corporate listing and governance functions of the corporation. The company was founded by Zoran Arandjelovic on March 14, 2005 and is headquartered in Houston, TX.