Acquisition Update

Embargoed Release: 12:00hrs Friday 22 June 2007

                                  SOPHEON PLC                                  

                              ACQUISITION UPDATE                               

Sopheon plc is pleased to announce that further to its announcement on 11 June
2007, it has received the necessary consents from the shareholders of Alignent
Software Inc, and has concluded the required ancillary agreements and
formalities including the final debt documentation. Accordingly, the
acquisition of Alignent Software Inc has now been completed.

For further information contact:

Barry Mence, Chairman   Sopheon plc                  Tel : + 44 (0) 1483 685735                       
Arif Karimjee, CFO                                                             
                                                                               
Sarah Wharry, Nominated Seymour Pierce Limited       Tel: [phone] 
Adviser                                                                        
                                                                               
Adam Reynolds           Hansard Group                Tel : + 44 (0) 207 245 1100                      
Andrew Tan                                           + 44 (0) 7957 203 685     
                                                                               
Floor van Maaren        Citigate First Financial     Tel : + 31 (0) 205 754 010

About Sopheon

Sopheon (LSE:SPE) is an international provider of software and services that
help organizations improve the business impact of product innovation. The
Sopheon Accolade® system automates gate or phase-based product development
processes and provides strategic decision support that allows companies to
increase revenue and profits from new products. 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.