Tieto Oyj - Major shareholder announcements

Goldman Sachs' holding in Tieto below 5%

Tieto Corporation STOCK EXCHANGE RELEASE 8 April 2010, 10.30 am EET

Tieto Corporation has received an announcement pursuant to the Securities Market
Act regarding a change in its shareholding. Goldman Sachs has announced that its
group holding in Tieto Corporation has fallen below the 5% threshold.

Target company: Tieto Corporation, Business Identity Code: 0101138-5

Date of change in holding: 7 April 2010

Portion of the shares and votes: The Goldman Sachs Group, Inc. no longer has a
notifiable interest in Tieto shares.

The registered number of shares of Tieto Corporation is 72 023 173, which
entitle to a total of 72 023 173 votes.

For further information, please contact

Reeta Kaukiainen, VP, Communications and Investor Relations, tel. +358
2072 68711, reeta.kaukiainen@tieto.com

TIETO CORPORATION



DISTRIBUTION
NASDAQ OMX Helsinki
NASDAQ OMX Stockholm
Principal Media



Tieto is an IT service company providing IT, R&D and consulting services. With
approximately 17 000 experts, we are among the leading IT service companies in
Northern Europe and the global leader in selected segments. We specialize in
areas where we have the deepest understanding of our customers' businesses and
needs. Our superior customer centricity and Nordic expertise set us apart from
our competitors.

www.tieto.com <http://www.tieto.com/>



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