Wärtsilä’s Financial Statements Bulletin 2011 to be published 27 January 2012 at 8.30 a.m. local time

Wärtsilä Corporation, Stock exchange release 11 January 2012 at 12:00 UTC+2

Wärtsilä Corporation will publish its Financial Statements Bulletin for the year 2011 on Friday 27 January 2012 at 8.30 a.m. Finnish time. The bulletin will be available on the company website at www.wartsila.com after publishing.

An analyst and press conference will be held on the same date, Friday 27 January 2012, at 10.00 a.m. Finnish time (8.00 a.m. UK time), at the Wärtsilä headquarters in Helsinki, Finland. The combined web- and teleconference will be held in English and can be viewed on the internet at the following address: http://storm.zoomvisionmamato.com/player/wartsila/objects/15apsnc7.

To participate in the teleconference please register at the following address: http://www.yourconferencecentre.com/r.aspx?p=1&a=DMLCWxZyXzsmIg.

You will receive dial-in details by e-mail once you have registered. If you want to ask questions during the teleconference, press the *-button followed by the 1-button on your phone to register for a question and the # -key to withdraw a question. The event name is: Wärtsilä Financial Statements Bulletin 2011. Please be ready to state your details and the name of the conference to the operator. If problems occur, please press the *-button followed by the 0-button.

An on-demand version of the webcast will be available on the company website later the same day.

www.wartsila.com