TECTIA CORPORATION'S OPTION CERTIFICATES EXERCISED FOR

TECTIA CORPORATION   CORPORATE ACTION  MAY 31, 2010 AT 1:30 P.M.                

TECTIA CORPORATION'S OPTION CERTIFICATES EXERCISED FOR SHARE SUBSCRIPTION       

According to the I/1999 option program, 100 shares were subscribed for using    
class C option certificates, 100 shares using class D option certificates, 500  
shares using class E option certificates, 650 shares using class F certificates 
and 350 shares using class H option certificates. The subscription period for   
shares with I/1999 C option certificates started May 1, 2001, with I/1999 D     
option certificates started November 1, 2001, with I/1999 E option certificates 
started May 1, 2002, with I/1999 F option certificates November 1, 2002 and with
I/1999 H option certificates November 1, 2003. The issue of the I/1999 Stock    
Option Program was approved by Annual General Meeting of August 5, 1999.        

According to the II/2003 option program, 500 shares were subscribed for using   
class C option certificates and 500 shares using class D option certificates.   
The subscription period for shares with II/2003 C option certificates started   
May 1, 2006 and with II/2003 D option certificates May 1, 2007. The issue of the
II/2003 Stock Option Program was approved by the Annual General Meeting of April
29, 2003.                                                                       

The corresponding increase in the share capital, in total EUR 81,00 was         
registered in the Finnish Trade Register on May 31, 2010. As a result of the    
increase, the share capital of the company is EUR 897.034,47 and the total      
number of shares 29.901.149.                                                    

The holders of the new shares are entitled to all shareholders' rights from the 
registration date May 31, 2010. The new shares will be listed by Nasdaq Omx     
Helsinki Oy together with the other shares approximately June 1, 2010.          

TECTIA CORPORATION                                                              

Pekka Rauhala                                                                   
Executive Vice President & General Counsel                                      

Further information:                                                            
Pekka Rauhala, Executive Vice President & General Counsel                       
tel: +358 20 500 7000                                                           

Distribution:                                                                   
NASDAQ OMX Helsinki Ltd.                                                        
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