Orion Corporation Stock Exchange Announcement 18 January 2007 at 9:30 a.m. 223,000 Orion A-shares converted into B-shares In accordance with Section 3 of the Bylaws of Orion Corporation, 223,000 A-shares have been converted into 223,000 B-shares. The conversion has been entered into the Trade Register on 18 January 2007. After the conversion there are 55,331,240 A-shares and 85,926,588 B-shares in the company. Orion Corporation Jari Karlson Olli Huotari Publisher: Orion Corporation Orionintie 1, FI-02200 Espoo, Finland