Tekla Corporation Stock Exchange Release 26.4.2007 Tekla has sold Defence business to Patria Tekla has sold its Defence business to Patria. According to the agreement, the business will be transferred on May 1, 2007. In connection with the transaction, some 20 Defence employees will transfer to Patria. A letter of intent signed by the companies was announced in a stock exchange release dated February 9, 2007. Tekla will recognize the business deal in the second quarter of 2007. The result impact will be specified in Tekla's Interim Report for January-March on April 27, 2007. Defence develops reconnaissance, command and control systems and fire control systems in cooperation with the Finnish Defence Forces. The Defence business area's net sales for 2006 amounted to 2.23 million euros. Tekla Corporation Ari Kohonen President For additional information, please contact: Tekla Corporation, Ari Kohonen, President and CEO, Tel. +358 30 661 1468, ari.kohonen@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
Tekla has sold Defence business to Patria
| Source: Tekla