ConocoPhillips explores for, produces, transports, and markets crude oil, bitumen, natural gas, liquefied natural gas (LNG), and natural gas liquids in the United States, Canada, China, Libya, Malaysia, Norway, the United Kingdom, and internationally. The company's portfolio includes unconventional plays in North America; conventional assets in North America, Europe, Asia, and Australia; global LNG developments; oil sands assets in Canada; and an inventory of global exploration prospects. ConocoPhillips was founded in 1917 and is headquartered in Houston, Texas.

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.

Canadian Natural Resources Limited acquires, explores for, develops, produces, markets, and sells crude oil, natural gas, and natural gas liquids (NGLs). The company offers light and medium crude oil, primary heavy crude oil, Pelican Lake heavy crude oil, bitumen (thermal oil), and synthetic crude oil (SCO). The company's midstream assets include two pipeline systems; and a 50% working interest in an 84-megawatt cogeneration plant at Primrose. It operates primarily in Western Canada; the United Kingdom portion of the North Sea; and Offshore Africa. The company was formerly known as AEX Minerals Corporation and changed its name to Canadian Natural Resources Limited in December 1975. Canadian Natural Resources Limited was incorporated in 1973 and is headquartered in Calgary, Canada.

Suncor Energy Inc. operates as an integrated energy company in Canada, the United States, and internationally. It operates through Oil Sands; Exploration and Production; and Refining and Marketing segments. The Oil Sands segment explores, develops, and produces bitumen, synthetic crude oil, and related products. This segment also engages in oil sands mining. The Exploration and Production segment is involved in offshore operations in the East Coast of Canada; and marketing and risk management of crude oil and natural gas. The Refining and Marketing segment engages in the refining of crude oil products; and distribution, marketing, transportation, and risk management of refined and petrochemical products, and other purchased products through the retail and wholesale networks. This segment is also involved in the trading of crude oil, refined products, natural gas, and power. The company was formerly known as Suncor Inc. and changed its name to Suncor Energy Inc. in April 1997. Suncor Energy Inc. was founded in 1917 and is headquartered in Calgary, Canada. Suncor Energy Inc.

Veren Inc. explores, develops, and produces oil and gas properties in Canada and the United States. The company focuses on crude oil, tight oil, natural gas liquids, shale gas, and natural gas reserves. Its properties are located in the provinces of Saskatchewan, Alberta, British Columbia, and Manitoba; and the states of North Dakota. The company was formerly known as Crescent Point Energy Corp. and changed its name to Veren Inc. in May 2024. Veren Inc. was incorporated in 1994 and is headquartered in Calgary, Canada.

Vermilion Energy Inc., together with its subsidiaries, engages in the acquisition, exploration, development, and production of petroleum and natural gas. The company has properties in West Central Alberta, southeast Saskatchewan, Manitoba, and West Pembina in Canada; Wyoming in the United States; southwest Bordeaux and Paris Basin in France; the Netherlands; Germany; Ireland; Croatia; Slovakia; and Australia. The company was founded in 1994 and is headquartered in Calgary, Canada.

Imperial Oil Limited engages in exploration, production, and sale of crude oil and natural gas in Canada. The company operates through three segments: Upstream, Downstream and Chemical segments. The Upstream segment explores and produces crude oil, natural gas, synthetic crude oil, and bitumen. The Downstream segment transports and refines crude oil, blends refined products, and distributes and markets of refined products. It transports crude oil production and third-party crude oil to refineries by contracted pipelines, common carrier pipelines, and rail; owns and operates refineries; maintains a distribution system to move petroleum products to market by pipeline, tanker, rail, and road transport; owns and operates fuel terminals, natural gas liquids, and products pipelines in Alberta, Manitoba, and Ontario; markets petroleum products under the Esso and Mobil brand names; and sells petroleum products, including fuel, asphalt, and lubricants to industrial and transportation customers, independent marketers, resellers, and other refiners, as well as the agriculture, residential heating, and commercial markets through branded fuel and lubricant resellers. The Chemical segment manufactures and markets benzene, aromatic and aliphatic solvents, plasticizer intermediates, and polyethylene resin; and markets refinery grade propylene. The company was incorporated in 1880 and is headquartered in Calgary, Canada. Imperial Oil Limited is a subsidiary of Exxon Mobil Corporation.

Crescent Point Energy Corp. explores, develops, and produces oil and gas properties in Canada and the United States. The company focuses on crude oil, tight oil, natural gas liquids, shale gas, and natural gas reserves. Its properties are located in the provinces of Saskatchewan, Alberta, British Columbia, and Manitoba; and the states of North Dakota. Crescent Point Energy Corp. was incorporated in 1994 and is headquartered in Calgary, Canada.