Tieto Oyj - Corporate Action

Share subscriptions based on stock options 2009 A

Tieto Corporation STOCK EXCHANGE RELEASE 2 May 2012, 9.30 am EET

A total of 190 119 new Tieto shares have been subscribed for with the company's
stock options 2009 A. The entire subscription price of EUR 1 237 674.69 will be
entered in the reserve for invested unrestricted equity. 

As a result of the share subscriptions, the number of Tieto Corporation shares
will increase to 72 273 867 shares. 

The shares subscribed for with the stock options have been registered in the
Trade Register on 2 May 2012, as from which date the new shares will establish
shareholder rights. 

The shares will be traded on the NASDAQ OMX Helsinki together with the old
shares as of 3 May 2012. 

The share subscription for the stock options 2009 A is 1 March 2012-31 March
2014. 

The terms and conditions of Tieto Corporation Stock Options 2009 as well as
additional information are available on the company's website
www.tieto.com/Investors/Shares/Options. 

For further information, please contact

Tanja Lounevirta, Head of Financial Communications, tel. +358 50 321 7510,
tanja.lounevirta (at) tieto.com 

TIETO CORPORATION



DISTRIBUTION
NASDAQ OMX Helsinki
NASDAQ OMX Stockholm
Principal Media

Tieto is the leading IT service company in Northern Europe providing IT and
product engineering services. Our highly specialized IT solutions and services
complemented by a strong technology platform create tangible business benefits
for our local and global customers. As a trusted transformation partner, we are
close to our customers and understand their unique needs. With about 18 000
experts, we aim to become a leading service integrator creating the best
service experience in IT. www.tieto.com