TietoEnator Corporation Stock Exchange Release 24 April 2008, 10.15 am EET Cidron Services Oy has according to the offer document dated 28 March 2008 offered to purchase all the shares and the stock options in TietoEnator Corporation from the shareholders and the holders of stock options of TietoEnator ("Offer"). The Board of Directors of TietoEnator has in its statement published on 21 April 2008 stated that the price offered in the Offer does not reflect the true value of the company and recommends shareholders and holders of stock options not to accept the Offer. TietoEnator stock options 2006 A, 2006 B and 2006 C are not, according to their terms, transferable before the commencement of the subscription period for the TietoEnator shares based on the stock options. While TietoEnator's Board does not recommend the Offer, the Board has concluded that it would be in the interest of the holders of the 2006 A, 2006 B and 2006 C stock options to be able to transfer their stock options in the Offer. In accordance with the above, the Board has on 23 April 2008 resolved to amend the terms and conditions of stock options 2006 A, 2006 B and 2006 C to the effect that the stock options issued by the company are freely transferable. The amendments to the terms and conditions of said stock options are conditional on a tender offer made for all the shares and stock options of the company being completed. Accordingly, the stock options 2006 A, 2006 B and 2006 C cannot be transferred prematurely in any other event than where a tender offer made for all the shares and stock options of the company is completed. For further information: Hannu Syrjälä, President and CEO, tel. +358 9 862 63020 Jouko Lonka, Legal Counsel, tel. +358 9 862 62179 TIETOENATOR CORPORATION DISTRIBUTION Helsinki Stock Exchange Stockholmsbörsen Principal Media TietoEnator is among the leading architects in building a more efficient information society and one of the largest IT services providers in Europe. TietoEnator specializes in consulting, developing and hosting its customers' business operations in the digital economy. The Group's services are based on a combination of deep industry-specific expertise and the latest information technology. TietoEnator has about 16 000 experts in close to 30 countries. www.tietoenator.com