Notification in accordance with the Finnish Securities Market Act Chapter 2 § 9: BlackRock, Inc. increased holding in Wärtsilä Corporation

Wärtsilä Corporation Company Announcement 7.1.2011 at 9.15 EET BlackRock, Inc. has informed Wärtsilä Corporation that it has purchased Wärtsilä shares on 5 January 2011 and now owns more than one twentieth (1/20) of the company's votes. Following the transaction BlackRock Inc. owns 4,941,593 shares or 5.01% of Wärtsilä's share capital and total votes. This announcement is distributed by Thomson Reuters on behalf of Thomson Reuters clients. The owner of this announcement warrants that: (i) the releases contained herein are protected by copyright and other applicable laws; and (ii) they are solely responsible for the content, accuracy and originality of the information contained therein. Source: Wärtsilä Oyj Abp via Thomson Reuters ONE [HUG#1477862]