Wärtsilä’s Interim Report January to September 2009 to be published 22 October 2009 at 8.30 a.m. local time

Wärtsilä Corporation, Stock exchange release 7 October 2009 at 11:00 UTC+2

Wärtsilä Corporation will publish its Interim Report for the period January-September 2009 on Thursday 22 October 2009 at 8.30 a.m. Finnish time. The interim report 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, Thursday 22 October 2009, at 10.45 a.m. Finnish time (8.45 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://194.100.179.139:80/wip/directlink.do?newbrowser=1&pid=2917866

To participate in the teleconference please call: +44 (0)20 7162 0077 and enter the Conference ID: 847675. If you want to ask questions during the teleconference, press the number 1 on your phone to register for a question and the # -key to withdraw a question. The event title for the call is: Result Q3 External. 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. We would recommend that you would register to the conference in advance at the following address:
https://eventreg1.conferencing.com/webportal3/reg.html?Acc=085460&Conf=168815

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

www.wartsila.com