STORA ENSO OYJ STOCK EXCHANGE RELEASE 2 December 2010 at 09.00 EET Stora Enso is investing EUR 30 million in its newsprint machine at Sachsen Mill in Germany. This project to improve paper quality is scheduled to be completed by the end of the second quarter of 2012. “This investment will enable Sachsen Mill to satisfy its customers' increasing quality demands, especially for lower grammage grades. The paper quality and productivity improvement will further enhance the mill's overall competitiveness in the challenging newsprint market situation in Europe,” says Juha Vanhainen, EVP, Publication Paper Business Area. For further information, please contact: Juha Vanhainen, EVP, Publication Paper Business Area, tel. +358 2046 21343 Lauri Peltola, Head of Communications and Global Responsibility, tel. +358 2046 21380 Ulla Paajanen-Sainio, Head of Investor Relations, tel. +358 2046 21242 www.storaenso.com www.storaenso.com/investors Stora Enso is a global paper, packaging and wood products company producing newsprint and book paper, magazine paper, fine paper, consumer board, industrial packaging and wood products. The Group is the world leader in forest industry sustainability. We offer our customers solutions based on renewable raw materials. Our products provide a climate-friendly alternative to many non-renewable materials, and have a smaller carbon footprint. Stora Enso is listed in the Dow Jones Sustainability Index and the FTSE4Good Index. Stora Enso employs some 27 000 people worldwide, and our sales in 2009 amounted to EUR 8.9 billion. Stora Enso shares are listed on NASDAQ OMX Helsinki (STEAV, STERV) and Stockholm (STE A, STE R). In addition, the shares are traded in the USA as ADRs (SEOAY) in the International OTCQX over-the-counter market. STORA ENSO OYJ