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.

Kinder Morgan, Inc. operates as an energy infrastructure company primarily in North America. The company operates through Natural Gas Pipelines, Products Pipelines, Terminals, and CO2 segments. The Natural Gas Pipelines segment owns and operates interstate and intrastate natural gas pipeline, and storage systems; natural gas gathering systems and natural gas processing and treating facilities; natural gas liquids fractionation facilities and transportation systems; and liquefied natural gas gasification, liquefaction, and storage facilities. The Products Pipelines segment owns and operates refined petroleum products, and crude oil and condensate pipelines; and associated product terminals and petroleum pipeline transmix facilities. The Terminals segment owns and/or operates liquids and bulk terminals that stores and handles various commodities, including gasoline, diesel fuel, renewable fuel and feedstocks, chemicals, ethanol, metals, and petroleum coke; and owns tankers. The CO2 segment produces, transports, and markets CO2 to recovery and production crude oil from mature oil fields; owns interests in/or operates oil fields and gasoline processing plants; and operates a crude oil pipeline system in West Texas, as well as owns and operates RNG and LNG facilities. It owns and operates approximately 82,000 miles of pipelines and 139 terminals. The company was formerly known as Kinder Morgan Holdco LLC and changed its name to Kinder Morgan, Inc. in February 2011. Kinder Morgan, Inc. was founded in 1997 and is headquartered in Houston, Texas.

TC Energy Corporation operates as an energy infrastructure company in North America. It operates through five segments: Canadian Natural Gas Pipelines; U.S. Natural Gas Pipelines; Mexico Natural Gas Pipelines; Liquids Pipelines; and Power and Energy Solutions. The company builds and operates a network of 93,600 kilometers of natural gas pipelines, which transports natural gas from supply basins to local distribution companies, power generation plants, industrial facilities, interconnecting pipelines, LNG export terminals, and other businesses. It also has regulated natural gas storage facilities with a total working gas capacity of 532 billion cubic feet. In addition, it has approximately 4,900 kilometers of liquids pipeline system that connects Alberta crude oil pipeline to refining markets in Illinois, Oklahoma, Texas, and the United States Gulf Coast. Further, the company owns or has interests in power generation facilities with approximately 4,600 megawatts; and owns and operates approximately 118 billion cubic feet of non-regulated natural gas storage facilities in in Alberta, Ontario, Québec, and New Brunswick. The company was formerly known as TransCanada Corporation and changed its name to TC Energy Corporation in May 2019. TC Energy Corporation was founded in 1951 and is headquartered in Calgary, Canada.

Targa Resources Corp., together with its subsidiary, Targa Resources Partners LP, owns, operates, acquires, and develops a portfolio of complementary domestic midstream infrastructure assets in North America. It operates in two segments, Gathering and Processing, and Logistics and Transportation. The company is involved in gathering, compressing, treating, processing, transporting, and selling natural gas; storing, fractionating, treating, transporting, and selling natural gas liquids (NGL) and NGL products, including services to liquefied petroleum gas exporters; and gathering, storing, terminaling, purchasing, and selling crude oil. It is also involved in the purchase and resale of NGL products; and sale of propane, as well as provision of related logistics services to multi-state retailers, independent retailers, and other end-users. In addition, the company offers NGL balancing services; and transportation services to refineries and petrochemical companies in the Gulf Coast area, as well as purchases, markets, and resells natural gas. As of December 31, 2023, it leased and managed approximately 605 railcars; 137 tractors; and 6 vacuum trucks and 2 pressurized NGL barges. Targa Resources Corp. was incorporated in 2005 and is headquartered in Houston, Texas.

Brookfield Infrastructure Partners L.P. owns and operates utilities, transport, midstream, and data businesses in North and South America, Europe, and the Asia Pacific. The company's Utilities segment operates approximately 2,900 km of electricity transmission lines; 4,200 km of natural gas pipelines; 8.1 million electricity and natural gas connections; and 0.6 million long-term contracted sub-metering services. This segment also offers heating, cooling, and energy solutions; gas distribution; water heaters; and heating, ventilation, and air conditioner rental, as well as other home services. Its Transport segment offers transportation, storage, and handling services for merchandise goods, commodities, and passengers through a network of approximately 22,000 km of track; 5,500 km of track network; 9,800 km of rail; and 3,300 km of motorways. The company's Midstream segment offers natural gas transmission, gathering and processing, and storage services through approximately 15,000 km of natural gas transmission pipelines; 570 billion cubic feet of natural gas storage; 17 natural gas processing plants; and 10,600 km of gas gathering pipelines, as well as 525,000 tonnes polypropylene production capacity. Its Data segment operates approximately 228,000 operational telecom towers; approximately 54,000 kilometers of fiber optic cables; approximately 1 million fiber-to-the-premise connections; two semiconductor manufacturing facilities; and 70 distributed antenna systems, as well as 135 data centers and 750 megawatts of critical load capacity and an additional approximate 670 megawatts of contracted capacity. The company was incorporated in 2007 and is based in Hamilton, Bermuda. Brookfield Infrastructure Partners L.P.is a subsidiary of Brookfield Corporation.

FTAI Aviation Ltd. owns and acquires aviation and offshore energy equipment for the transportation of goods and people worldwide. It operates through two segments, Aviation Leasing and Aerospace Products. The Aviation Leasing segment owns and manages aviation assets, including aircraft and aircraft engines, which it leases and sells to customers. As of December 31, 2023, this segment owned and managed 363 aviation assets consisting of 96 commercial aircraft and 267 engines, including eight aircraft and seventeen engines that were located in Russia. The Aerospace Products segment develops, manufactures, repairs, and sells aircraft engines and aftermarket components for aircraft engines. The company was founded in 2011 and is headquartered in New York, New York.

Brookfield Infrastructure Corporation, together with its subsidiaries, owns and operates regulated natural gas transmission systems in Brazil. The company also engages in the regulated gas and electricity distribution operations in the United Kingdom; and electricity transmission and distribution, as well as gas distribution in Australia. It operates approximately 2,000 kilometers of natural gas transportation pipelines in the states of Rio de Janeiro, Sao Paulo, and Minas Gerais; 4.3 million gas and electricity connections; and a global fleet of approximately 7 million twenty-foot equivalent units (TEUs) intermodal containers under long-term contracts. The company was incorporated in 2019 and is headquartered in New York, New York. Brookfield Infrastructure Corporation operates as a subsidiary of Brookfield Infrastructure Partners L.P.

New Fortress Energy Inc. operates as an integrated gas-to-power energy infrastructure company that provides energy and development services to end-users worldwide. The company operates in two segments, Terminals and Infrastructure, and Ships. The Terminals and Infrastructure segment engages in the natural gas procurement and liquefaction; and shipping, logistics, facilities and conversion, or development of natural gas-fired power generation. The Ships segment offers floating storage and regasification units (FRSU) and liquefied natural gas (LNG) carriers which are leased to customers under long-term or spot arrangements. The company operates LNG storage and regasification facility at the Port of Montego Bay, Jamaica; marine LNG storage and regasification facility in Old Harbour, Jamaica; Dual-fired combined heat and power facility in Clarendon, Jamaica; landed micro-fuel handling facility in San Juan, Puerto Rico; and LNG receiving facility and gas-fired power plant in Baja Califrnia Sur, Mexico, as well as a Miami facility. New Fortress Energy Inc. was founded in 1998 and is based in New York, New York.