BlackRock, Inc. holdings in Metso increased to 5.03 percent

Metso Corporation's company release on March 2, 2010 at 1.30 pm

Metso Corporation has been informed by BlackRock Investment Management (UK)
Limited about a change in the holding of the mutual funds managed by BlackRock,
Inc. of the total amount of shares and votes of Metso Corporation.

On February 24, 2010 BlackRock, Inc. (USA Tax ID 32-0174421, SEC CIK Code#:
0001364742) holding in shares of Metso Corporation exceeded the 5 percent
threshold. The holding amounted to 7,563,054 shares, which corresponds to 5.03
percent of the total amount of shares and votes in Metso Corporation.

Metso is a global supplier of sustainable technology and services for mining,
construction, power generation, automation, recycling and the pulp and paper
industries. We have about 27,000 employees in more than 50 countries.

For further information, please contact:
Marja Kortesalo, Investor Relations Manager, Metso Corporation, tel. +358
20 484 3211.