Tekla Corporation Stock Exchange Release 19.4.2007 Preliminary information: Tekla's net sales and operating result for the first quarter of 2007 exceed expectations According to preliminary Q1 figures, Tekla's net sales seem to amount to some 13.5 million euros, increasing by approximately 28% compared to the corresponding period in 2006 (10.53 million euros). Operating result seems to exceed 3.5 million euros, which is about twice as much as the previous year (1.85 million euros). Continuous strong development of sales in the Building & Construction business area contribute to the figures exceeding expectations. Tekla issued an outlook for the entire year in its financial statements bulletin in February. According to it, the net sales of the continued businesses were estimated to increase by some 15 percent, with the operating result improving from 2006. The outlook for the year as a whole will be specified in the Interim Report for January-March, which will be released on Friday, April 27 at approximately 1 p.m. Tekla Corporation Timo Keinänen Chief Financial Officer For additional information, please contact: Timo Keinänen, Tel. +358 30 661 1773, timo.keinanen(at)tekla.com Distribution: Helsinki Exchanges Main Media Tekla in brief Tekla is the industry-leading international software company whose innovative software solutions make customers' core business more effective in building and construction, energy distribution and in municipalities. The company's model-based software products and related services are used in more than 80 countries. Tekla Group's net sales for 2006 were approximately 50 million euros and operating result 13.6 million euros. International operations accounted for 75% of net sales. Tekla Group employs more than 350 persons, of whom a third work outside Finland. Tekla was established in 1966, making it one of the oldest software companies in Finland. For additional information on Tekla, please visit www.tekla.com
Preliminary information: Tekla s net sales and operating result for the first quarter of 2007 exceed expectations
| Source: Tekla