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STOCK EXCHANGE RELEASE 24 Nov 2005

NOTICE PURSUANT TO FINNISH SECURITIES MARKETS ACT 2:10; ROBECO INTERNATIONAL ASSET MANAGEMENT'S SHAREHOLDINGS IN JAAKKO PÖYRY GROUP

JAAKKO PÖYRY GROUP OYJ     Stock Exchange Announcement
                           November 24, 2005 at 10.20 a.m.

NOTICE PURSUANT TO FINNISH SECURITIES MARKETS ACT 2:10; ROBECO
INTERNATIONAL ASSET MANAGEMENT'S SHAREHOLDINGS IN JAAKKO PÖYRY GROUP

Jaakko Pöyry Group Oyj has been informed on November 24, 2005 that as a
result of transactions concluded during 2005 the holdings of Robeco
International Asset Management and its direct and indirect subsidiaries
have decreased to below 1/20 of the share capital in Jaakko Pöyry Group
Oyj.

The proportions of share capital and voting rights in Jaakko Pöyry Group
Oyj managed by Robeco International Asset Management, Chamber of
Commerce registration number 2412 3167, and its direct and indirect
subsidiaries, are as follows as of November 24, 2005:

Shareholder                    Number of   Proportion of   Proportion of
                               shares      share capital   voting rights

CGF - Robeco European Mid Cap  211 260     1.45%           1.45%
Equities
Robeco Institutioneel Europees  38 329     0.26%           0.26%
Small&/Mid Cap Fund
RG Mid Cap Europe Fund          44 506     0.31%           0.31%

Total                          294 095     2.02%           2.02%

The registered share capital of Jaakko Pöyry Group Oyj comprises a total
of 14 545 036 shares, said shares entitling to a total of 14 545 036
votes.

JAAKKO PÖYRY GROUP OYJ



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

Additional information by:
Satu Perälampi, Investor Relations Manager, Jaakko Pöyry Group Oyj
Tel: +358 9 8947 3002, +358 40 526 3388

www.poyry.com

DISTRIBUTION:
Helsinki Stock Exchange
Major media