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STOCK EXCHANGE RELEASE 8 Oct 2003

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

JAAKKO PÖYRY GROUP OYJ     Stock Exchange Notice
                           October 8, 2003 at 6.15 p.m.

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

Jaakko Pöyry Group Oyj has been informed on October 8, 2003 that as a
result of transactions concluded on June 11, 2003 the holdings of Robeco
International Asset Management and its direct and indirect subsidiaries
have increased to above 1/20 of the share capital in Jaakko Pöyry Group
Oyj.

The proportion 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, is as of October 8, 2003, as follows:

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

Robeco CGF - Robeco European   129 936     0.94%           0.94%
MidCap Equities
Robeco Inst.Small/Midcap Fonds 145 855     1.05%           1.05%
RG Mid Cap Europe Fund          57 400     0.42%           0.42%
BPMT BAB2G RIAM EUR SC         206 810     1.49%           1.49%
Robeco European MidCaps        299 979     2.17%           2.17%

Total                          839 980     6.07%           6.07%

The registered share capital of Jaakko Pöyry Group Oyj comprises a total
of 13 836 751 shares, said shares entitling to a total of 13 836 751
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 Exchanges
Major media