Chevron Corporation is an American multinational energy corporation. One of the successor companies of Standard Oil, it is headquartered in San Ramon, California, and active in more than 180 countries. Chevron is engaged in every aspect of the oil, natural gas, including hydrocarbon exploration and production; refining, marketing and transport; chemicals manufacturing and sales; and power generation. Chevron is one of the world's largest companies; as of March 2020, it ranked fifteenth in the Fortune 500 with a yearly revenue of $146.5 billion and market valuation of $136 billion. In the 2020 Forbes Global 2000, Chevron was ranked as the 61st -largest public company in the world. It was also one of the Seven Sisters that dominated the global petroleum industry from the mid-1940s to the 1970s. Chevron is incorporated in California.
Ovintiv Inc., formerly Encana Corporation, is a hydrocarbon exploration and production company organized in Delaware and headquartered in Denver, United States. It was founded and headquartered in Calgary, Alberta, and was the largest energy company and largest natural gas producer in Canada. The company was rebranded as Ovintiv and relocated to Denver in 2019–20.
Centrica plc is a British multinational energy and services company with its headquarters in Windsor, Berkshire. Its principal activity is the supply of electricity and gas to consumers in the United Kingdom and Ireland. It also provides energy solutions and trading to businesses worldwide.
Eesti Energia AS is a public limited energy company in Estonia with its headquarters in Tallinn. It is the world's biggest oil shale to energy company. The company was founded in 1939. As of 2014, it operates in Estonia, Latvia, Lithuania, Finland, Jordan and Utah, United States. In Estonia the company operates under the name Eesti Energia, while using the brand name Enefit for international operations. The main raw material for energy production – oil shale – is extracted from mines located in Eastern-Estonia and owned by the company. The group of Eesti Energia has three main operation areas: electricity generation, shale oil production, and sale and distribution electricity. Its shares are owned by the Government of Estonia.
FMC Technologies, Inc. was a North American company that produced equipment for exploration and production of hydrocarbons. FMC Technologies was incorporated in 2000 when FMC Corporation divested its machinery businesses. It exists today as a part of TechnipFMC, after a merge with Technip in 2017.
XTO Energy Inc. is an American energy company, principally operating in North America, specializing in the drilling and production of unconventional oil and natural gas assets, typically from shale rock through a process known as hydraulic fracturing. It is a subsidiary of Exxon Mobil Corporation.
SandRidge Energy, Inc. is a company engaged in hydrocarbon exploration in the United States. It is organized in Delaware and headquartered in Oklahoma City, Oklahoma.
The American Shale Oil, LLC (AMSO), originally known as EGL Oil Shale, LLC, was a developer of in-situ shale oil extraction technology based in Rifle, Colorado. It was owned by Genie Energy and Total S.A.. In May 2016, Genie Energy announced that the AMSO project was closing.
The Alberta Taciuk process is an above-ground dry thermal retorting technology for extracting oil from oil sands, oil shale and other organics-bearing materials, including oil contaminated soils, sludges and wastes. The technology is named after its inventor William Taciuk and the Alberta Oil Sands Technology and Research Authority.
Royal Dutch Shell, commonly known as Shell, is an Anglo-Dutch multinational oil and gas company headquartered in The Hague, Netherlands, and incorporated in the United Kingdom as a public limited company. It is one of the oil and gas "supermajors" and, measured by 2020 revenues, the fifth-largest company in the world, the largest based in Europe, and the largest not based in either the United States or China. In the 2020 Forbes Global 2000, Shell was ranked as the 21st-largest public company in the world. Shell was first in the 2013 Fortune Global 500 list of the world's largest companies; in that year its revenues were equivalent to 84% of the Dutch national $556 billion GDP.
The Utica Shale is a stratigraphical unit of Upper Ordovician age in the Appalachian Basin. It underlies much of the northeastern United States and adjacent parts of Canada.
Cameron International Corporation though now operating under Schlumberger, is a global provider of pressure control, production, processing, and flow control systems as well as project management and aftermarket services for the oil and gas and process industries. Cameron was acquired by Schlumberger (SLB) in 2016, and now operates as 'Cameron, a Schlumberger Company.' At the start of the SLB acquisition in 2015, Cameron employed approximately 23,000 people and delivered $9.8 billion in revenue.
Genie Energy Ltd. is an American energy company headquartered in Newark, New Jersey. It is a holding company comprising Genie Retail Energy, Genie Retail Energy International, Genie Energy Services, and Genie Energy Oil and Gas.
Range Resources Corporation is a petroleum and natural gas exploration and production company organized in Delaware and headquartered in Fort Worth, Texas. It is one of the largest exploration companies operating in the Marcellus Formation.
Alexela Group is an Estonian holding company. Its three areas of activity are energy, the metal industry, and property development. The majority of the group's shares are owned by Estonian businessman Heiti Hääl.
Canary, LLC is an oilfield services company with headquarters in Denver, Colorado. The company became the sixth largest wellhead company in the United States when Frontier Energy Group, LLC acquired Canary Wellhead Equipment Inc.
Dan K. Eberhart is chief executive officer of Canary, LLC, a Denver, Colorado-based drilling-services company, and managing partner of Eberhart Capital, LLC.
Whiting Petroleum Corporation is a company engaged in hydrocarbon exploration. It is organized in Delaware and headquartered in Denver, Colorado.
GE Oil & Gas was the division of General Electric that owned its investments in the petroleum industry. In July 2017, this division was merged with Baker Hughes.
