TransCanada Corporation (TransCanada) is a North American energy infrastructure company focused on natural gas pipelines, oil pipelines and energy. . The Company�s segments include natural gas pipelines, oil pipelines and energy. In July 2013, TC PipeLines, LP announced the closing of its acquisition of an additional 45% interest in each of Gas Transmission Northwest LLC (GTN) and Bison Pipeline LLC (Bison) from subsidiaries of TransCanada Corporation. In July 2013, TransCanada Corp completed the acquisition of the first of nine Ontario solar power facilities from Canadian Solar Solutions Inc. In October 2013, Canadian Solar Inc announced that its wholly owned subsidiary, Canadian Solar Solutions Inc., completed the sale of two solar power plants, Brockville 2 and Burritts Rapids, totaling 16 megawatt AC to TransCanada Corporation. In April 2014, TransCanada Corp sold Cancarb Limited (Cancarb) and its related power generation facility to Tokai Carbon Co., Ltd.