Demerger of Ahlstrom's Label and Processing business in Brazil registered with the Finnish Trade Register

Ahlstrom Corporation STOCK EXCHANGE RELEASE December 2, 2013 at 9.00

Not to be distributed in or into Australia, Canada, the Hong Kong special administrative region of the People's Republic of China, Japan, New Zealand, South Africa or the United States.

Ahlstrom, a global high performance fiber-based materials company, announces that the demerger of Ahlstrom's Label and Processing business in Brazil (Coated Specialties) has today been registered with the Finnish Trade Register.

A total of 12,291,991 new shares in Munksjö Oyj were issued as demerger consideration to Ahlstrom's shareholders in the Coated Specialties demerger.

The demerger is the final step in the process through which Ahlstrom's Label and Processing business and Munksjö AB are combined.

"We are very pleased that this major undertaking is now complete. We can now put all our efforts into executing Ahlstrom's new growth strategy, which we have built during this year. Our first and foremost priority is to improve profitability and to seek and win new business based on the current platform now established," said Jan Lång, President & CEO at Ahlstrom.

The new Munksjö shares are expected to be registered on the book-entry accounts of the shareholders during the course of the day. As of today, the shares of Ahlstrom do not entitle to any shares in Munksjö Oyj as consideration for the Coated Specialties demerger. The trading with Munksjö's shares received as a demerger consideration in the Coated Specialties demerger will commence on the Helsinki Stock Exchange today.

Based on the terms of the Business Combination Agreement related to Ahlstrom's Label and Processing business and Munksjö AB, Ahlstrom and Munksjö have agreed on the effects of certain supplier finance arrangements on the transaction. The parties have agreed that as a final settlement of the matter, Ahlstrom will pay a total of EUR 9.5 million to the reserve for invested unrestricted equity of Munksjö Oyj.

For more information, please contact:
Liisa Nyyssönen
Vice President, Communications
Tel. +358 10 888 4757

Ahlstrom in brief
Ahlstrom is a high performance fiber-based materials company, partnering with leading businesses around the world to help them stay ahead. Our products are used in a large variety of everyday applications, such as filters, medical gowns and drapes, diagnostics, wallcoverings, flooring and food packaging. We have a leading market position in the businesses in which we operate. In 2012, Ahlstrom's net sales from the continuing operations (excluding Label and Processing business) amounted to EUR 1 billion. Our 3,800 employees serve customers in 24 countries. Ahlstrom's share is quoted on the NASDAQ OMX Helsinki. More information available at www.ahlstrom.com.

DisclaimerThis document may not be distributed in or into Australia, Canada, the Hong Kong special administrative region of the People's Republic of China, Japan, New Zealand, South Africa or the United States. The information contained herein shall not constitute an offer to sell or the solicitation of an offer to buy the securities referred to herein in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration, exemption from registration or qualification under the securities laws of any such jurisdiction.

This document is not an offer for sale of securities in the United States. Securities may not be offered or sold in the United States absent registration or an exemption from registration under the U.S. Securities Act of 1933, as amended. Ahlstrom Corporation, Munksjö AB and Munksjö Oyj have not registered, and do not intend to register, any offering of the Munksjö shares in the United States. There will be no public offering of the Munksjö shares in the United States.

This document is only being distributed to and is only directed at (i) persons who are outside the United Kingdom or (ii) to investment professionals falling within Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005 (the "Order") or (iii) high net worth companies, and other persons to whom it may lawfully be communicated, falling within Article 49(2)(a) to (d) of the Order or (iv) persons who are members or creditors of the company to which this communication relates, falling within article 43(2) of the Order (all such persons in (i), (ii) (iii) and (iv) above together being referred to as "relevant persons"). Any investment activity to which this document relates will be only available to and will be engaged in only with, relevant persons. Any person who is not a relevant person should not act or rely on this document or any of its contents.

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