TAC TransAlta Corporation

Brian Burden, TransAlta Corporation's (TSX: TA) (NYSE: TAC) Chief Financial Officer, will speak at the Credit Suisse 2010 Energy Summit in Vail Colorado on Feb. 4, 2010 at approximately 9:25 a.m. MST.

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 nearly 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.

Contacts: TransAlta Corporation - Media Inquiries: Michael Lawrence Manager, External Relations (403) 267-7330 michael_lawrence@transalta.com TransAlta Corporation - Investor Inquiries: Jennifer Pierce Vice President, Communications & Investor Relations (403) 267-7622 TransAlta Corporation - Investor Inquiries: Jess Nieukerk Manager, Investor Relations (403) 267-3607 investor_relations@transalta.com