Calgary, Alberta-based TC Energy Corporation is a premier energy infrastructure provider in North America. Established in 1951, the company is primarily focused on natural gas transmission through its 57,500-mile network of pipelines located in Canada, the United States, and Mexico. TC Energy is also involved in other businesses, including power generation, natural gas storage, and crude oil pipelines.

The company operates in five segments:

Canadian Natural Gas Pipelines: It comprises TC Energy's investments in approximately 25,121 miles of regulated natural gas pipelines. Canadian Natural Gas Pipelines segment contributed 33% of the company’s 2023 revenues.

U.S. Natural Gas Pipelines: It includes TC Energy's interests in roughly 30,931 miles of regulated natural gas pipelines, 535 billion cubic feet of regulated natural gas storage assets, midstream as well as other properties. The unit also owns, operates, develops and acquires pipelines and other midstream assets. U.S. Natural Gas Pipelines segment contributed 39% of the company’s 2023 revenues.

Mexico Natural Gas Pipelines: It comprises of TC Energy's investments in about 1,044 miles of regulated natural gas pipelines. Mexico Natural Gas Pipelines segment contributed 5% of the company’s 2023 revenues.

Liquids Pipelines: It includes TC Energy's interests in approximately 3,030 miles of oil pipeline systems that transports crude supplies from Alberta and U.S. to U.S. refining markets in Illinois, Oklahoma and Texas. Liquids Pipelines segment contributed 17% of the company’s 2023 revenues.

Power and Storage: It mainly focuses on TC Energy's investments in 11 electricity generation facilities (creating a combined capacity of approximately 7,000 megawatts) and 118 billion cubic feet of non-regulated natural gas storage assets. Energy segment contributed 6% of the company’s 2023 revenues.