| TransCanada Corporation (TransCanada) is an energy infrastructure company focused on pipelines and energy. During the year ended December 31, 2009, its pipelines business accounted for approximately 53% of revenues and energy accounted for approximately 47% of revenues. In July 2009, TC PipeLines, LP acquired North Baja Pipeline, LLC from TransCanada. On August 14, 2009, TransCanada became the owner of the 3,456 kilometer (2,147 mile) Keystone Oil Pipeline project. |