TransCanada to Hold Annual Meeting of Shareholders and Issue First Quarter 2011 Results April 29

CALGARY, ALBERTA--(Marketwire - April 15, 2011) - TransCanada Corporation (TSX:TRP) (NYSE:TRP) (TransCanada) 2011 Annual Meeting of Shareholders will be held on Friday, April 29, 2011 beginning at 10 a.m. (MDT) / 12 p.m. (EDT) at the BMO Centre in Calgary, Alberta.

Members of TransCanada's executive leadership team will provide an overview of 2010 business activities while discussing the company's future outlook. A live webcast of the Annual Meeting will be available at www.transcanada.com. It will be archived and available for replay.

First quarter 2011 financial results will also be released on April 29. Members of the TransCanada executive leadership team will discuss first quarter financial results and company developments in a teleconference and webcast at 1 p.m. (MDT) / 3 p.m. (EDT).

Analysts, members of the media and other interested parties are invited to participate by calling (866) 223-7781 or (416) 340-8018 (Toronto area). Please dial in 10 minutes prior to the start of the call. No pass code is required. A live webcast of the teleconference will be available at www.transcanada.com.

A replay of the teleconference will be available two hours after the conclusion of the call until midnight (EDT) May 6, 2011. Please call (800) 408-3053 or (905) 694-9451 (Toronto area) and enter pass code 5762531#.

With more than 60 years experience, TransCanada is a leader in the responsible development and reliable operation of North American energy infrastructure including natural gas and oil pipelines, power generation and gas storage facilities. TransCanada's network of wholly owned natural gas pipelines extends more than 60,000 kilometres (37,000 miles), tapping into virtually all major gas supply basins in North America. TransCanada is one of the continent's largest providers of gas storage and related services with approximately 380 billion cubic feet of storage capacity. A growing independent power producer, TransCanada owns, or has interests in, over 10,800 megawatts of power generation in Canada and the United States. TransCanada is developing one of North America's largest oil delivery systems. TransCanada's common shares trade on the Toronto and New York stock exchanges under the symbol TRP. For more information visit: www.transcanada.com.