Shell plc operates as an energy and petrochemical company Europe, Asia, Oceania, Africa, the United States, and Rest of the Americas. The company operates through Integrated Gas, Upstream, Marketing, Chemicals and Products, and Renewables and Energy Solutions segments. It explores for and extracts crude oil, natural gas, and natural gas liquids; markets and transports oil and gas; produces gas-to-liquids fuels and other products; and operates upstream and midstream infrastructure to deliver gas to market. The company also markets and trades natural gas, liquefied natural gas (LNG), crude oil, electricity, carbon-emission rights; and markets and sells LNG as a fuel for heavy-duty vehicles. In addition, it trades in and refines crude oil and other feed stocks, such as low-carbon fuels, lubricants, bitumen, sulphur, gasoline, diesel, aviation fuel, and marine fuel; produces and sells petrochemicals for industrial use; and manages oil sands activities. Further, the company produces base chemicals comprising ethylene, propylene, and aromatics, as well as intermediate chemicals, such as styrene monomer, propylene oxide, solvents, detergent alcohols, ethylene oxide, and ethylene glycol. Additionally, it generates electricity through wind and solar resources; produces and sells hydrogen; and provides electric vehicle charging services. The company was formerly known as Royal Dutch Shell plc and changed its name to Shell plc in January 2022. Shell plc was founded in 1907 and is headquartered in London, the United Kingdom.

TotalEnergies SE, a multi-energy company, produces and markets oil and biofuels, natural gas, green gases, renewables, and electricity in France, rest of Europe, North America, Africa, and internationally. It operates through five segments: Exploration & Production, Integrated LNG, Integrated Power, Refining & Chemicals, and Marketing & Services. The Exploration & Production segment is involved in the exploration and production of oil and natural gas. The Integrated LNG segment comprises the integrated gas chain, including upstream and midstream liquified natural gas (LNG) activities, as well as biogas, hydrogen, and gas trading activities. The Integrated Power segment includes generation, storage, electricity trading, and B2B-B2C distribution of gas and electricity. The Refining & Chemicals segment consists of refining, petrochemicals, and specialty chemicals. This segment also includes oil supply, trading, and marine shipping activities. The Marketing & Services segment supplies and markets petroleum products. The company was formerly known as TOTAL SE and changed its name to TotalEnergies SE in June 2021. TotalEnergies SE was founded in 1924 and is headquartered in Courbevoie, France.

Enbridge Inc., together with its subsidiaries, operates as an energy infrastructure company. The company operates through five segments: Liquids Pipelines, Gas Transmission and Midstream, Gas Distribution and Storage, Renewable Power Generation, and Energy Services. The Liquids Pipelines segment operates pipelines and related terminals to transport various grades of crude oil and other liquid hydrocarbons in Canada and the United States. The Gas Transmission and Midstream segment invests in natural gas pipelines and gathering and processing facilities in Canada and the United States. The Gas Distribution and Storage segment is involved in natural gas utility operations serving residential, commercial, and industrial customers in Ontario, as well as natural gas distribution activities in Quebec. The Renewable Power Generation segment operates power generating assets, such as wind, solar, geothermal, waste heat recovery, and transmission assets in North America. The Energy Services segment provides physical commodity marketing and logistical services to refiners, producers, and other customers in Canada and the United States. The company was formerly known as IPL Energy Inc. and changed its name to Enbridge Inc. in October 1998. Enbridge Inc. was founded in 1949 and is headquartered in Calgary, Canada.

Enterprise Products Partners L.P. provides midstream energy services to producers and consumers of natural gas, natural gas liquids (NGLs), crude oil, petrochemicals, and refined products. It operates in four segments: NGL Pipelines & Services, Crude Oil Pipelines & Services, Natural Gas Pipelines & Services, and Petrochemical & Refined Products Services. The NGL Pipelines & Services segment offers natural gas processing and related NGL marketing services. It operates natural gas processing facilities located in Colorado, Louisiana, Mississippi, New Mexico, Texas, and Wyoming; NGL pipelines; NGL fractionation facilities; NGL and related product storage facilities; and NGL marine terminals. The Crude Oil Pipelines & Services segment operates crude oil pipelines; and crude oil storage and marine terminals, which include a fleet of approximately 250 tractor-trailer tank trucks that are used to transport crude oil. It also engages in crude oil marketing activities. The Natural Gas Pipelines & Services segment operates natural gas pipeline systems to gather, treat, and transport natural gas. It leases underground salt dome natural gas storage facilities in Napoleonville, Louisiana; owns an underground salt dome storage cavern in Wharton County, Texas; and markets natural gas. The Petrochemical & Refined Products Services segment operates propylene fractionation facilities, including propylene fractionation units and propane dehydrogenation facilities, and related marketing activities; butane isomerization complex and related deisobutanizer operations; and octane enhancement, isobutane dehydrogenation, and high purity isobutylene production facilities. It also operates refined products pipelines and terminals; and ethylene export terminals; and provides refined products marketing and marine transportation services. Enterprise Products Partners L.P. was founded in 1968 and is headquartered in Houston, Texas.

Equinor ASA, an energy company, engages in the exploration, production, transportation, refining, and marketing of petroleum and other forms of energy in Norway and internationally. It operates through Exploration & Production Norway; Exploration & Production International; Exploration & Production USA; Marketing, Midstream & Processing; Renewables; and Other segments. The company also transports, processes, manufactures, markets, and trades in oil and gas commodities, such as crude and condensate products, gas liquids, natural gas, and liquefied natural gas; trades in power and emissions; operates refineries, terminals and processing, and power plants; and develops low carbon solutions for oil and gas. In addition, it develops carbon capture and storage projects; provides transportation solutions, including pipelines, shipping, trucking, and rail; and develops and explores for renewable energy, such as offshore wind, green hydrogen, and solar power. The company was formerly known as Statoil ASA and changed its name to Equinor ASA in May 2018. Equinor ASA was incorporated in 1972 and is headquartered in Stavanger, Norway.

Eni S.p.A. operates as an integrated energy company worldwide. The company engages in exploration, development, extracting, manufacturing, and marketing crude oil and natural gas, oil-based fuels, chemical products, and gas-fired power, as well as energy products from renewable sources. It operates through Exploration & Production; Global Gas & LNG Portfolio (GGP); Enilive, Refining and Chemicals; Plenitude & Power; and Corporate and Other Activities segments. The company engages in research, development, and production of oil, condensates, and natural gas. It is also involved in the supply and sale of wholesale natural gas through pipeline; and international transport, and purchase and marketing of liquefied natural gas. In addition, the company supplies bio-feedstock and crude oil; and stores, produces, distributes, and markets biofuels, oil products, biomethane, basic chemical and petrochemical products, intermediates, plastics and elastomers, and other chemicals, as well as provides smart mobility solutions and mobility services. Further, it engages in the retail marketing of gas, electricity, and related services; production and wholesale sale of electricity from thermoelectric and renewable plants; and provision of services for E-mobility. The company was founded in 1953 and is headquartered in Rome, Italy.

Petróleo Brasileiro S.A. - Petrobras explores, produces, and sells oil and gas in Brazil and internationally. The company operates through three segments: Exploration and Production; Refining, Transportation and Marketing; and Gas and Power. The Exploration and Production segment explores, develops, and produces crude oil, natural gas liquids, and natural gas primarily for supplies to the domestic refineries. The Refining, Transportation and Marketing segment engages in the refining, logistics, transport, acquisition, and exports of crude oil; and production of fertilizers, as well as holding interests in petrochemical companies. The Gas and Power segment is involved in the logistic and trading of natural gas and electricity; transportation and trading of LNG; generation of electricity through thermoelectric power plants; renewable energy businesses; low carbon services; and natural gas processing business, as well as production of biodiesel and its co-products. The company also engages in prospecting, drilling, refining, processing, trading, and transporting crude oil from producing onshore and offshore oil fields, and shale or other rocks, as well as oil products, natural gas, and other liquid hydrocarbons. In addition, it engages in research, development, production, transport, distribution, and trading of energy. Petróleo Brasileiro S.A. - Petrobras was incorporated in 1953 and is headquartered in Rio de Janeiro, Brazil.

Pampa Energía S.A. operates as an integrated power company in Argentina. The company operates through Electricity Generation, Oil and Gas, Petrochemicals, and Holding and Other Business segments. It generates electricity through thermal plants, hydroelectric plants, and wind farms with a 5,332 megawatt (MW) installed capacity. The company also explores for and produces oil and gas in the provinces of Neuquén and Río Negro. In addition, it produces petrochemicals, such as styrene, synthetic rubber, and polystyrene. Further, the company operates and maintains a 22,391 km high-voltage electricity transmission network in Argentina. Additionally, it holds a concession for the transportation of natural gas with 9,248 km of gas pipelines in the center, west, and south of Argentina; and processes and sells natural gas liquids in Bahía Blanca in the Province of Buenos Aires, as well as offers related advisory services. The company was formerly known as Pampa Holding S.A. and changed its name to Pampa Energía S.A. in September 2008. Pampa Energía S.A. was incorporated in 1945 and is based in Buenos Aires, Argentina.