Wärtsilä Corporation COMPANY ANNOUNCEMENT 20.3.2008 at 9.00 am The extra dividend of 2 euros per share approved by Wärtsilä's Annual General Meeting on 19 March 2008 will reduce the subscription price of the 2002 stock options as provided by the terms and conditions of these schemes, by the amount of the extra dividend, i.e. by 2 euros per share. Thus the subscription price of the Wärtsilä B share under the under the 2002 options is 5.40 euros. The deduction from the share subscription price shall be effected as per the dividend record date, 26 March 2008. Due to the resolution of the Annual General Meeting to combine the share series, the references to series B shares in the 2002 stock option scheme shall change to the reference to company shares on 26 March 2008 when the change has been registered in the Trade register. www.wartsila.com