Tieto Oyj - Changes board/management/auditors

Lars Wollung to resign from Tieto’s Board of Directors

Tieto Corporation STOCK EXCHANGE RELEASE 2 February 2017, 12.00 EET

Lars Wollung, a member of Tieto Corporation’s Board of Directors, has announced
that he will resign from the Board of Directors as of 1 March 2017.

On 25 January 2017, the Nomination Committee of Nordea Bank AB (publ) proposed
Lars Wollung as a new member of Nordea’s Board of Directors. To comply with the
regulation on the maximum number of Board assignments, he has decided to leave
his position in Tieto Corporation.

The Board of Directors of Tieto Corporation will continue with nine members.
For further information, please contact:

Esa Hyttinen, Deputy General Counsel, tel. +358 40 766 6196, esa.hyttinen (at)
tieto.com

TIETO CORPORATION

DISTRIBUTION
Nasdaq Helsinki
Nasdaq Stockholm
Principal Media
Tieto aims to capture the significant opportunities of the data-driven world and
turn them into lifelong value for people, business and society. We aim to be
customers’ first choice for business renewal by combining our software and
services capabilities with a strong drive for co-innovation and ecosystems.

Headquartered in Finland, Tieto has over 13 000 experts in close to 20
countries. Tieto’s turnover is approximately EUR 1.5 billion and shares listed
on NASDAQ in Helsinki and Stockholm.  www.tieto.com