TransAlta Executive Vice President and CFO Brian Burden to speak at the Macquarie Global Infrastructure Conference

May 12, 2008

CALGARY, Alberta (May12, 2008) – Brian Burden, TransAlta Corporation’s (TSX:TA;NYSE:TAC), Executive Vice President and Chief Financial Officer, will speak at the Macquarie Global Infrastructure Conference in New York City, NY on May 16th , 2008 at approximately 10:40 am Eastern Time (8:40 am Mountain Time).

The presentation will be available on the TransAlta website www.transalta.com following the conference.


TransAlta is a power generation and wholesale marketing company focused on creating long-term shareholder value. We maintain a low-risk profile by operating a highly contracted portfolio of assets in Canada, the United States, Mexico and Australia. Our focus is to efficiently operate our coal-fired, gas-fired, hydro and renewable facilities in order to provide our customers with a reliable, low-cost source of power. For nearly 100 years, we’ve been a responsible operator and a proud contributor to the communities where we work and live.

This news release may contain forward-looking statements, including statements regarding the business and anticipated financial performance of TransAlta Corporation. These statements are based on TransAlta Corporation’s belief and assumptions based on information available at the time the assumption was made. These statements are subject to a number of risks and uncertainties that may cause actual results to differ materially from those contemplated by the forward-looking statements. Some of the factors that could cause such differences include legislative or regulatory developments, competition, global capital markets activity, changes in prevailing interest rates, currency exchange rates, inflation levels, unanticipated accounting or audit issues with respect to our financial statements or our internal control over financial reporting, plant availability, and general economic conditions in geographic areas where TransAlta Corporation operates. By its nature, such forward-looking information is subject to various risks and uncertainties, which could cause TransAlta’s actual results and experience to differ materially from the anticipated results or other expectations expressed.  Readers are cautioned not to place undue reliance on this forward-looking information, which is given as of the date of this news release or as otherwise stated. TransAlta undertakes no obligation to update publicly or revise any forward-looking information, whether as a result of new information, future events or otherwise, except as required by law.

Note: All financial figures are in Canadian dollars unless noted otherwise.

For more information:

Media Inquiries:

Michael Lawrence
Manager, External Relations
Phone: (403) 267-7330
Email: michael_lawrence@transalta.com

Investor Inquiries:

Jennifer Pierce
Vice President, Communications and Investor Relations
Phone: (403) 267-7622
Fax: (403) 267-2590
Email: investor_relations@transalta.com

Jess Nieukerk
Manager, Investor Relations
Phone: (403) 267-3607
Email: jess_nieukerk@transalta.com