Metso Corporation's Company release on December 28, 2009 at 3:00 p.m. MEO1V Incentive Limited Partnership that was established to administer Metso's 2006-2009 Share Ownership Plan has been dissolved. The remaining 48,776 Metso's own shares held by the Limited Partnership have been transferred to the direct ownership of Metso Corporation on December 23, 2009. Metso Corporation now owns 409,617 Metso's own shares which represents 0.27 percent of all the shares and votes of Metso Corporation. Metso is a global supplier of sustainable technology and services for mining, construction, power generation, automation, recycling and the pulp and paper industries. We have about 26,500 employees in more than 50 countries. www.metso.com For further information, please contact: Pekka Hölttä, Senior Vice President, Corporate Treasurer, Metso, tel. +358 20 484 3195 Metso Corporation Olli Vaartimo Executive Vice President and CFO Kati Renvall Vice President, Group Communications Distribution: NASDAQ OMX Helsinki Ltd Media www.metso.com [HUG#1367983]