Subsidiary TransCanada PipeLines Ltd, established 2003 and headquartered in Calgary, operates in Canada, USA and Mexico. The company owns, controls, and transports generation capacity by using natural gas, nuclear, wind, and solar assets in Alberta, New Brunswick, Ontario and Québec, Canada and Arizona, USA.
Jan 3, 2018 · Airbus Canada delivered the second H125/AS350B3e to TransCanada PipeLines Ltd, one of North Americas largest energy network companies. Will be based out of Toronto, Ontario.