Tekla - Financial Calendar

Announcement of Tekla Corporation s Interim Report 1-3/2007

Tekla Corporation   Stock Exchange Announcement       2.4.2007


Announcement of Tekla Corporation's Interim Report 1-3/2007


Tekla Corporation will announce its Interim Report for the period
January - March 2007, on Friday, the 27th of April approximately at 1
p.m.

The information conference for analysts and media will be held in
conjunction with Tekla's Capital Market Afternoon on Thursday, the
3rd of May 2007.


For more information, please contact:

Ari Kohonen, President and CEO, phone +358 30 661 1468,
ari.kohonen(at)tekla.com or
Elina Hollo, Communications Manager, phone +358 30 661 1518,
elina.hollo(at)tekla.com


Distribution:     Helsinki Exchanges, main media


Tekla Corporation 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