BP p.l.c. provides carbon products and services. The company operates through Gas & Low Carbon Energy, Oil Production & Operations, and Customers & Products segments. It engages in the production of natural gas, and integrated gas and power; trading of gas; operation of onshore and offshore wind power, as well as hydrogen and carbon capture and storage facilities; trading and marketing of renewable and non-renewable power; and production of crude oil. In addition, the company involved in convenience and retail fuel, EV charging, Castrol lubricant, aviation, B2B, and midstream businesses; refining and oil trading; and bioenergy business. The company was founded in 1908 and is headquartered in London, the United Kingdom.

Marathon Petroleum Corporation, together with its subsidiaries, operates as an integrated downstream energy company primarily in the United States. The company operates through Refining & Marketing, and Midstream segments. The Refining & Marketing segment refines crude oil and other feedstocks at its refineries in the Gulf Coast, Mid-Continent, and West Coast regions of the United States; and purchases refined products and ethanol for resale and distributes refined products, including renewable diesel, through transportation, storage, distribution, and marketing services. Its refined products include transportation fuels, such as reformulated gasolines and blend-grade gasolines; heavy fuel oil; and asphalt. This segment also manufactures propane and petrochemicals. It sells refined products to wholesale marketing customers in the United States and internationally, buyers on the spot market, and independent entrepreneurs who operate primarily Marathon branded outlets, as well as through long-term fuel supply contracts to direct dealer locations primarily under the ARCO brand. The Midstream segment transports, stores, distributes, and markets crude oil and refined products through refining logistics assets, pipelines, terminals, towboats, and barges; gathers, processes, and transports natural gas; and gathers, transports, fractionates, stores, and markets natural gas liquids. Marathon Petroleum Corporation was founded in 1887 and is headquartered in Findlay, Ohio.

Phillips 66 operates as an energy manufacturing and logistics company in the United States, the United Kingdom, Germany, and internationally. It operates through four segments: Midstream, Chemicals, Refining, and Marketing and Specialties (M&S). The Midstream segment transports crude oil and other feedstocks; delivers refined petroleum products to market; provides terminaling and storage services for crude oil and refined petroleum products; transports, stores, fractionates, exports, and markets natural gas liquids; provides other fee-based processing services; and gathers, processes, transports, and markets natural gas. The Chemicals segment produces and markets ethylene and other olefin products; aromatics and styrenics products, such as benzene, cyclohexane, styrene, and polystyrene; and various specialty chemical products, including organosulfur chemicals, solvents, catalysts, and chemicals used in drilling and mining. The Refining segment refines crude oil and other feedstocks into petroleum products, such as gasolines, distillates, aviation, and renewable. The M&S segment purchases for resale and markets refined petroleum products, including gasolines, distillates, and aviation fuels. This segment also manufactures and markets specialty products, such as base oils and lubricants. Phillips 66 was founded in 1875 and is headquartered in Houston, Texas.

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.

Plains All American Pipeline, L.P., through its subsidiaries, engages in the pipeline transportation, terminaling, storage, and gathering of crude oil and natural gas liquids (NGL) in the United States and Canada. The company operates through two segments, Crude Oil and NGL. The Crude Oil segment offers gathering and transporting crude oil through pipelines, gathering systems, trucks, and on barges or railcars. This segment provides terminaling, storage, and other facilities-related services, as well as merchant activities. The NGL segment is involved in natural gas processing and NGL fractionation, storage, transportation, and terminaling. This segment also includes ethane, propane, normal butane, iso-butane, and natural gasoline derived from natural gas production and processing activities, as well as crude oil refining processes. Its NGL components are used for various applications, such as heating, engine, and industrial fuels. The company was founded in 1981 and is headquartered in Houston, Texas. Plains All American Pipeline, L.P. operates as a subsidiary of Plains GP Holdings, L.P.

Global Partners LP engages in the purchasing, selling, gathering, blending, storing, and logistics of transporting gasoline and gasoline blendstocks, distillates, residual oil, renewable fuels, crude oil, and propane to wholesalers, retailers, and commercial customers. The company operates through three segments: Wholesale, Gasoline Distribution and Station Operations, and Commercial. The Wholesale segment sells home heating oil, branded and unbranded gasoline and gasoline blendstocks, diesel, kerosene, and residual oil to home heating oil and propane retailers and wholesale distributors. This segment also transports the products by railcars, barges, trucks and/or pipelines. Its Gasoline Distribution and Station Operations segment sells branded and unbranded gasoline to gasoline station operators and sub-jobbers; operates gasoline stations and convenience stores; and provides car wash, lottery, and ATM services, as well as leases gasoline stations. The Commercial segment sells and delivers unbranded gasoline, home heating oil, diesel, kerosene, residual oil, and bunker fuel to customers in the public sector, as well as to commercial and industrial end-users; and sells custom blended fuels. The company is also involved in the transportation of petroleum products and renewable fuels through rail from the mid-continent region of the United States and Canada. Global Partners LP was founded in 2005 and is based in Waltham, Massachusetts.

Suburban Propane Partners, L.P., through its subsidiaries, engages in the retail marketing and distribution of propane, renewable propane, fuel oil, and refined fuels in the United States. The company operates through four segments: Propane, Fuel Oil and Refined Fuels, Natural Gas and Electricity, and All Other. The Propane segment is involved in the retail distribution of propane for space heating, water heating, cooking, and clothes drying for use as a motor fuel in internal combustion engines to power over-the-road vehicles, forklifts, and stationary engines, as well as to fire furnaces as a cutting gas to the industrial customers; and for tobacco curing, crop drying, poultry brooding, and weed control in the agricultural markets. It also engages in the wholesale distribution of propane to industrial end users. Its Fuel Oil and Refined Fuels segment engages in the retail distribution of fuel oil, diesel, kerosene, and gasoline to residential and commercial customers for use in primarily as a source of heat in homes and buildings. The Natural Gas and Electricity segment markets natural gas and electricity to residential and commercial customers in the deregulated energy markets in New York and Pennsylvania. The All Other segment sells, installs, and services a range of home comfort equipment, including whole-house heating products, air cleaners, humidifiers, and space heaters. The company serves residential, commercial, industrial, and agricultural customers primarily in the east and west coast regions of the United States, as well as portions of the Midwest region of the United States and Alaska. Suburban Propane Partners, L.P. was founded in 1945 and is based in Whippany, New Jersey.

Par Pacific Holdings, Inc. owns and operates energy and infrastructure businesses. The company operates through Refining, Retail, and Logistics segments. The Refining segment owns and operates refineries that produce gasoline, distillate, asphalt, and other products primarily for consumption in Kapolei, Hawaii, Newcastle, Wyoming, Tacoma, Washington, and Billings, Montana. The Retail segment operates fuel retail outlets, which sell merchandise, such as soft drinks, prepared foods, and other sundries in Hawaii under the Hele, 76, and nomnom brands; and gasoline, diesel, and retail merchandise in Washington and Idaho. The Logistics segment owns and operates terminals, pipelines, single point mooring, marine vessels, storage facilities, loading and truck racks, and rail facilities to distribute ethanol, petroleum, and refined products throughout Hawaii, the United States West Coast, Washington, the Dakotas, and Wyoming; and a jet fuel storage facility and pipeline that serves Ellsworth Air Force Base in South Dakota. It also holds interest in refined products pipeline. In addition, the company owns and operates a marine terminal, a unit train-capable rail loading terminal; a truck rack, and a proprietary pipeline that serves Joint Base Lewis McChord. The company was formerly known as Par Petroleum Corporation and changed its name to Par Pacific Holdings, Inc. in October 2015. Par Pacific Holdings, Inc. was incorporated in 1984 and is headquartered in Houston, Texas.