Proha - Major shareholder announcements

NOTIFICATION PURSUANT TO CHAPTER 2, SECTION 10 OF THE SECURITIES MARKET ACT CONCERNING CHANGES IN OWNERSHIP

Proha Oyj     Stock Exchange Bulletin     August 20, 2008 at 4.05 p.m. 

NOTIFICATION PURSUANT TO CHAPTER 2, SECTION 10 OF THE SECURITIES MARKET ACT
CONCERNING CHANGES IN OWNERSHIP 

As per the notice received today by Proha Plc the aggregate share ownership by
Proha CEO Ilari Koskelo and his controlled company Navdata Oy has exceeded one
twentieth of all Proha Plc shares. 

1. Name of target company: Proha Plc                                            

2. Time of change of ownership: August 20, 2008. 

3. Exact share of ownership per class of shares in Proha Plc:                   

--------------------------------------------------------------------------------
| Full name of the shareholder and         |     Amount of |   Share of equity |
| registration number                      |        shares | capital and votes |
|                                          |               | in the company %  |
--------------------------------------------------------------------------------
| Ilari Koskelo                            |     1 922 000 |              3,10 |
--------------------------------------------------------------------------------
| Navdata Oy, Company ID 0752616-0         |     1 300 000 |              2,10 |
--------------------------------------------------------------------------------
| TOTAL                                    |     3 222 000 |              5,20 |
--------------------------------------------------------------------------------

Total number of Proha Plc shares on August 20, 2008 is 61.961.751.

Proha Plc                                                                       
Ilari Koskelo                                                                   
CEO                                                                             

More information:                                                               

PROHA PLC                                                                       

CEO Ilari Koskelo, Tel +358 20 4362 000                                         
ilari.koskelo@proha.com                                                         

EVP Janne Rainvuori, Tel. +358 20 4362 000                                      
janne.rainvuori@proha.com                                                       

www.proha.com                                                                   

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Helsinki Stock Exchange                                                         
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