TietoEnator Corporation Financial Calendar 17 April 2007 1.30 PM EET TietoEnator Corporation will publish its Q1 2007 review for 1 Jan - 31 March at 8.00 am EET (7.00 am CET, 6.00 am UK time) on Friday 27 April 2007. Press conference for analysts and media will be held in Stockholm, Scandic Anglais, Humlegårdsgatan 23, cabinet Birk, at 9.00 am CET, (10.00 am EET, 8.00 am UK time). The conference will be hosted in English by Deputy CEO Åke Plyhm, CFO Timo Salmela, EVP Communications and Investor Relations Päivi Lindqvist and Investor Relations Manager Paula Liimatta. Notification of attendance to Therese Edehorn, therese.edehorn@tietoenator.com, tel. +46 8 632 1411. The conference will be webcast and published live on the Internet at TietoEnator's website www.tietoenator.com/presentations and there will be a possibility to present questions on-line. An on-demand video will be available after the conference. Conference call starting at 3.00 pm CET, (4.00 pm EET, 2.00 pm UK time) will also be available as live audio webcast on www.tietoenator.com/presentations. The call will be hosted by Timo Salmela and Päivi Lindqvist. Callers may access the conference directly at the following telephone numbers: US callers: +1 617 213 8051, non-US callers: +44 20 7365 8426, code 'TietoEnator'. Lines to be reserved ten minutes before start of conference call. A replay will be available until 4 May 2007 in the following numbers: US callers: +1 617 801 6888, non-US callers: +44 20 7365 8427, access code: 9950 3933. An on-demand audiocast of the conference will also be published at TietoEnator's website later during the same day. TietoEnator publishes financial information in English, Finnish and Swedish. All releases are posted in full on TietoEnator's website www.tietoenator.com as soon as they are published. For further information, please contact: Anne Sämpi, Communications Specialist, Communications and Investor Relations, TietoEnator, tel. +358 9 862 62502, +358 40 521 3772, anne.sampi@tietoenator.com TIETOENATOR CORPORATION DISTRIBUTION Helsinki Stock Exchange Stockholmsbörsen Principal Media