ANNOUNCEMENT UNDER THE SECURITIES MARKET ACT, CHAPTER 2, SECTION 10 We hereby announce that SYSOPENDIGIA Plc has been notified, in accordance with Chapter 2, Section 10 of the Finnish Securities Market Act, of a change in the company's ownership: Osuuspankkikeskus Osk ("OPK") has on December 11, 2007 informed SYSOPENDIGIA that ownership share of SYSOPENDIGIA Plc's votes and share capital by investment funds of OPK's subsidiary OP-Rahastoyhtiö Oy has decreased under onetwentieth (1/20). Altogether OPK and the entities OPK has control to own 951,958 shares of SYSOPENDIGIA, corresponding to 4.68 % of SYSOPENDIGIA's shares and votes. The share capital of SYSOPENDIGIA Plc comprises today in total EUR 2,033,119.90 and 20,331,199 shares. In Helsinki 11 December 2007 SYSOPENDIGIA Plc Tomi Merenheimo Vice President, Legal and IR FURTHER INFORMATION: Mr. Tomi Merenheimo, Vice President, Legal and IR, tel. +358 40 560 6101, e-mail: tomi.merenheimo@sysopendigia.com DISTRIBUTION OMX Nordic Exchange Helsinki Financial Supervision Authority