353 articles
Enquest
EnQuest PLC is a British independent oil and gas company focused on mature, late-life assets in the UK North Sea and South East Asia, listed in London.
Ensign Energy Services
Ensign Energy Services is a Calgary-based oilfield services company, incorporated in 1987, providing land-based contract drilling and well servicing to oil and gas industries in Canada, the United States, and internationally.
Equinor
Equinor, until May 2018 named Statoil, is a Norwegian state-majority-owned energy company headquartered in Stavanger, producing oil and gas on the Norwegian continental shelf and building offshore wind.
Esso
Esso is a fuel brand of ExxonMobil, named for the initials S and O of Standard Oil and introduced in 1926, sold today in Europe, Canada, and other markets outside the United States.
Evolution Petroleum Corporation
Evolution Petroleum Corporation (NYSE American: EPM) is a Houston-based energy company that holds non-operated working, mineral, and royalty interests in US oil and gas properties.
Expro Group
Expro Group is an international energy services company serving oil, gas, and geothermal operators in more than 50 countries, founded in 1973 and listed on the NYSE under XPRO.
Extreme-pressure additive
An extreme-pressure (EP) additive is a chemical compound blended into a lubricant that reacts with metal under heavy load, forming a protective film that prevents seizure and severe wear.
ExxonMobil
ExxonMobil, formally Exxon Mobil Corporation, is an American integrated oil and gas company formed in 1999 by the merger of Exxon and Mobil, with brands including Exxon, Esso, and Mobil.
Fieldwood Energy
Fieldwood Energy is an oil and gas company founded in 2013 to operate Gulf of Mexico assets acquired from Apache, with a Mexican subsidiary producing the Ichalkil and Pokoch fields.
Fikri J. Kuchuk
Fikri J. Kuchuk is a petroleum engineer who rose to fellow and chief reservoir engineer at Schlumberger, known for pressure transient well testing and elected to the National Academy of Engineering in 2012.
First Exploration & Petroleum Development Company
First Exploration & Petroleum Development Company, known as FIRST E&P, is a Nigerian indigenous oil and gas company founded in 2012 that operates the Anyala and Madu fields in the Niger Delta.
Flotek Industries
Flotek Industries, Inc. is a Houston, Texas-based specialty chemistry and data technology company serving the energy industry, founded in 1985 and listed on the NYSE as FTK.
Flowco Holdings
Flowco Holdings is a Houston-based oilfield services company providing artificial lift, production optimization, and emissions management for oil and gas producers; it went public on the NYSE in 2025.
Forum Energy Technologies
Forum Energy Technologies is a Houston, Texas manufacturer of capital equipment and consumables for the oil and gas industry, founded in 2010 and traded on the NYSE as FET.
Fred C. Koch
Fred C. Koch was an American chemical engineer who developed an improved oil cracking process, built refineries in the Soviet Union, and cofounded Koch Industries' predecessor in 1940.
FTAI Energy Partners LLC
FTAI Energy Partners LLC is a Delaware holding company that held FTAI's stake in the Jefferson Terminal crude oil logistics complex at the Port of Beaumont, Texas.
Ganesh Kailasam
Ganesh Kailasam is a chemical engineer and technology executive elected to the National Academy of Engineering in 2013 for developing high-performance polymer processes, later VP of Technology at OGCI Climate Investments.
Genel Energy
Genel Energy is a London-listed oil and gas company formed in 2011, with production in the Kurdistan Region of Iraq and exploration in Oman and Somaliland.
General Petroleum Company (Egypt)
General Petroleum Company (الشركة العامة للبترول), abbreviated GPC, is Egypt's first fully state-owned oil and gas producer, established in 1957 and owned by EGPC, ranking second among Egypt's oil producers.
Geo-Jade Petroleum Corp
Geo-Jade Petroleum Corp (洲际油气) is a Chinese independent oil and gas exploration and production company, listed in Shanghai since 1996, with assets in Kazakhstan, Iraq, and Albania.
GeoPark
GeoPark is an independent oil and gas company headquartered in Bogotá, Colombia, founded in 2002 and traded on the New York Stock Exchange as GPRK.
George Getty
George Franklin Getty was an American lawyer turned oil investor who founded the Minnehoma Oil Company in Oklahoma in 1903, father of J. Paul Getty.
Getty Oil
Getty Oil was a Los Angeles petroleum company built by J. Paul Getty, acquired by Texaco in 1984 in what was then the largest US corporate acquisition.
Glenn A. Schurman
Glenn A. Schurman (1922–2010) was an American mechanical engineer at Chevron who led the Ninian Central Platform project and was elected to the National Academy of Engineering in 1980.
Gran Tierra Energy Inc
Gran Tierra Energy Inc is an independent oil and gas exploration and production company headquartered in Calgary, with producing assets in Colombia, Canada, and Ecuador.
Gulf Keystone Petroleum
Gulf Keystone Petroleum is a Bermuda-incorporated independent oil company that operates the Shaikan Field in Iraqi Kurdistan with an 80% working interest, and is listed in London.
Gulf Oil
Gulf Oil was an American integrated petroleum company founded in Pittsburgh in 1901 to market Spindletop crude, grown by the Mellon family and merged into Chevron in 1984.
Gunvor
Gunvor Group was a Swiss-based energy commodity trading house founded in Geneva in 2000 by Torbjörn Törnqvist and Gennady Timchenko, becoming one of the world's largest independent oil traders.
H. L. Hunt
H. L. Hunt (Haroldson Lafayette Hunt) was an American oil tycoon who bought the East Texas field's discovery leases in 1930, becoming the country's richest man.
Halliburton
Halliburton Company is one of the world's largest oilfield services providers, founded in 1919 in Duncan, Oklahoma, and now headquartered in Houston with operations in more than 70 countries.