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STOCK EXCHANGE RELEASE 21 Dec 2006

PÖYRY TO PARTICIPATE IN TRÊS LAGOAS PULP MILL PROJECT IN BRAZIL

PÖYRY PLC                  Stock Exchange Notice
                           December 21, 2006 at 9.00 a.m.

PÖYRY TO PARTICIPATE IN TRÊS LAGOAS PULP MILL PROJECT IN BRAZIL

Pöyry's Forest Industry business group has entered into an agreement
(Agreement) with Chamflora - Três Lagoas Agroflorestal Ltda. (Chamflora)
regarding the implementation of a greenfield bleached kraft pulp mill in
the state of Mato Grosso do Sul in Brazil. Chamflora, a wholly-owned
subsidiary of International Paper (IP), began operating in the state of
Mato Grosso do Sul in 1988. Control of the pulp mill project, as well as
Chamflora's existing eucalyptus plantations and operating assets, are
expected to be transferred to Votorantim Celulose e Papel S.A. (VCP) in
early 2007 according to the terms of an existing exchange agreement
between IP and VCP.

Pöyry Tecnologia Ltda. has participated in the development of the
project during the conceptual and feasibility phases as well as in the
basic engineering of the pulp mill, and has been designated in the
Agreement as the supplier of overall project management as well as
engineering, procurement, and construction management services for the
pulp mill project, and the parties expect to enter into the appropriate
Services Agreement by the end of January 2007. The final price is
dependent on the scope of the services but is estimated to be no less
than USD 50 million. A separate stock exchange notice will be issued
upon the execution of the Services Agreement.

Pöyry is a global consulting and engineering firm focusing on the
energy, forest industry and infrastructure & environment sectors.
Pöyry's annual net sales amount to about EUR 600 million and it employs
6000 experts.

PÖYRY PLC



Erkki Pehu-Lehtonen                 Teuvo Salminen
President and CEO                   Deputy to President and CEO

Additional information by:
Jukka Nyrölä, President, Forest Industry Business Group, Pöyry Plc
Tel. +358 10 33 22010

www.poyry.com

DISTRIBUTION:
Helsinki Stock Exchange
Major media