Pöyry Oyj PÖYRY PLC Company Announcement 23 July 2008 at 11.50 a.m.

PÖYRY PLC'S COMPANY CALENDAR IN 2009

Pöyry PLC will publish its financial information in 2009 as follows:

Annual accounts 2008 Wednesday, 4 February 2009 Annual financial report 2008 Week 9, 2009 Interim report January - March Friday, 24 April 2009 Interim report January - June Thursday, 23 July 2009 Interim report January - September Friday, 23 October 2009

Pöyry PLC's Board of Directors has decided that the Annual General Meeting will be held on Wednesday, 11 March 2009.

Pöyry PLC will observe silent time prior to announcing its results. The silent time periods in 2009 are as follows:

Annual accounts: When the result of November is known to the company and until 3 February 2009 Interim report January - 3-23 April 2009 March: Interim report January - 2-22 July 2009 June: Interim report January - 2-22 October 2009 September:

PÖYRY PLC

Heikki Malinen President and CEO

Teuvo Salminen Deputy to President and CEO

Additional information by: Teuvo Salminen, Deputy to President and CEO, Pöyry PLC tel. +358 10 33 22872

www.poyry.com

DISTRIBUTION: OMX Nordic Exchange Helsinki Major media

Pöyry Oyj

http://www.poyry.com

ISIN: FI0009006696

Stock Identifier: XHEL.POY