TELESTE CORPORATION DISPOSES OF ITS SHARES

TELESTE CORPORATION   STOCK EXCHANGE RELEASE  10.6.2009  AT 15.30               


TELESTE CORPORATION DISPOSES OF ITS SHARES                                      

Teleste Corporation has disposed some of its own shares as consideration in a   
transaction in which Teleste Corporation purchased the entire share stock of    
DINH Telecom S.A on 4 April 2007. The disposal of the company's shares is based 
on the authorisation given by the Annual General Meeting of Shareholders on 7th 
April 2009.                                                                     

The value of the shares disposed is based on the average trading rate on the    
NASDAQ OMX Helsinki Ltd. between 2nd March and 27th March 2009, i.e. EUR 3.34   
per share. These shares account for 2.61 % of the entire share stock of Teleste 
Corporation.                                                                    

Disposal of the company's own shares                                            
Date: 10 June 2009                                                              
Share transaction: Disposal of shares outside of the stock exchange             
Share: TLT1V                                                                    
Number of shares: 464 736 shares                                                

The number of the company's shares held by Teleste Corporation and Teleste      
Incentive Oy, owned 100 % by Teleste Corporation, after this disposal is        
379,985.                                                                        



TELESTE CORPORATION                                                             


Jukka Rinnevaara                                                                
CEO                                                                             


ADDITIONAL INFORMATION:                                                         
CEO Jukka Rinnevaara, tel +358 2 2605 866 or +358 400 747 488                   

DISTRIBUTION:                                                                   
NASDAQ OMX Helsinki                                                             
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www.staging.staging.staging.staging.teleste.com