TotalEnergies SE, formerly Compagnie Française des Pétroles, then Total, is a global energy production and supply company: oil and biofuels, natural gas and green gas, renewable energies and electricity.
Chevron Corporation is the second largest oil company in the United States behind ExxonMobil, and the sixth largest in the world behind BP, Shell, Sinopec and PetroChina.
Eni is a global energy company, active across the entire value chain: from the exploration, development and extraction of oil and natural gas, to the generation of electricity from cogeneration and renewable energies, traditional refining and biofuels and chemicals, and the development of circular economy processes. Eni markets gas, electricity and services to individuals and companies.
Perenco is an independent Franco-British oil company. It is active in the North Sea, Central Africa, Latin America, the Mediterranean region, Vietnam and Trinidad and Tobago. Its headquarters are in Paris and London.
PJSC Lukoil is the largest Russian oil producer. In 2005, it produced 90.16 million tonnes of oil and 7.57 billion m³ of natural gas.
China Petroleum and Chemical Corporation or Sinopec is a Chinese oil and chemical group. In 2017, it had a turnover of 326.953 billion US dollars and a net profit of 1.537 billion.
The China National Offshore Oil Corporation is a Chinese oil company established in 1982 and wholly owned by the Chinese state. It has several subsidiaries, some of which are listed in Hong Kong and New York.