Based on the authorisation given by the Annual General Meeting on March 5, 2007 the Board of Directors of Pöyry Plc has resolved to issue new shares to be used as compensation in the acquisition of Pöysälä & Sandberg Oy, Finland. Pöyry has informed about the acquisition with a press release dated August 14, 2007. The transaction is realised as an exchange of shares where Pöyry grants the sellers new shares issued by the company. The number of new shares is 298 702. The shares have been subscribed for in connection with the closing of the transaction. As a consequence of the issue of new shares the registered share capital of the company remains unchanged and the total number of authorised shares increases from 58 258 952 to 58 557 654. The aim is to have the new shares registered in the Trade Register on September 6, 2007. The new shares will be joined to the old shares and are expected to be available for public trading on the main list of the OMX Nordic Exchange in Helsinki on September 7, 2007 at the earliest. Based on the authorisation given by the Annual General Meeting on March 5, 2007 a maximum of 11 600 000 new shares can be issued. After the present issue of new shares the number is not more than 11 301 298 new shares. The authorisation is in force until the next Annual General Meeting. PÖYRY PLC Erkki Pehu-Lehtonen President and CEO Teuvo Salminen Deputy to President and CEO Additional information by: Anne Viitala, Group General Counsel, Pöyry Plc Tel. +358 10 33 22811 www.poyry.com DISTRIBUTION: OMX Nordic Exchange in Helsinki Major media