TransAlta to speak at Edison Electric Institute’s 46^th Annual Finance Conference

CALGARY, Alberta (Nov. 1, 2011) – Brett Gellner, TransAlta Corporation’s (TSX: TA; NYSE: TAC) Chief Financial Officer, will speak at Edison Electric Institute’s 46^th Annual Finance Conference in Orlando, Florida on November 8, 2011 at approximately 10:30 a.m. EST, 8:30 a.m. MST.

A link to the presentation will be available via TransAlta’s website, www.transalta.com, under Events & Presentations in the Investor Relations section following the conference.

TransAlta is a power generation and wholesale marketing company focused on creating long-term shareholder value. TransAlta maintains a low-to-moderate risk profile by operating a highly contracted portfolio of assets in Canada, the United States and Australia. TransAlta’s focus is to efficiently operate our biomass, geothermal, wind, hydro, natural gas and coal facilities in order to provide our customers with a reliable, low-cost source of power. For 100 years, TransAlta has been a responsible operator and a proud contributor to the communities where we work and live. TransAlta is recognized for its leadership on sustainability by the Dow Jones Sustainability North America Index, the FTSE4Good Index and the Jantzi Social Index. TransAlta is Canada’s largest investor-owned renewable energy provider.

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For more information:

Media Inquiries:  Glen Whelan Director, Communications
Phone: (403) 267-7287 Email: glen_whelan@transalta.com Investor Inquiries: Jess Nieukerk Director, Investor Relations
Phone: 1-800-387-3598 in Canada and U.S. Email: investor_relations@transalta.com