Notice of Results

Embargoed Release: 07:00hrs 25thAugust 2004

                                  Sopheon Plc                                  

                                  (`sopheon')                                  

                               Notice of Results                               

Sopheon plc, the international provider of software and services that improve
the return from innovation and product development investments, announces that
it intends to release its Results for the 6 Months to 30 June 2004 on 27th
August 2004.

About Sopheon

Sopheon (LSE: SPE) is an international provider of software and services. The
Sopheon Accolade product development system automates gate- or phase-based
product development processes and provides strategic decision support that
allows companies to improve innovation, cut product development spending waste
and shorten time-to-market. Sopheon's Monitor software operates as a 'reading
robot' that automatically reviews, filters, analyzes and pushes relevant
content to healthcare and engineering professionals to enable effective
compliance with protocols, standards and regulations. Sopheon is listed on the
AIM Market of the London Stock Exchange and on the Euronext in the Netherlands.
For more information, please visit www.sopheon.com.

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For further information contact:

Barry Mence, Chairman  Sopheon plc                  Tel : + 44 (0) 1483 685   
                                                    735                       
Arif Karimjee, CFO                                                            
                                                                              
Andrew Tan             Hansard Communications       Tel : + 44 (0) 207 245    
                                                    1100                      
                                                                              
Barbara Jansen         Citigate First Financial     Tel : + 31 (0) 205 754 010