Decisions taken by Ahlstrom Corporation's Extraordinary General Meeting of Shareholders

Ahlstrom Corporation STOCK EXCHANGE RELEASE November 27, 2012 at 14.45

Not for distribution 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 Corporation's Extraordinary General Meeting of Shareholders (EGM) was held today on November 27, 2012.

Demerger of the Label and Processing business in Europe

The EGM resolved to approve the demerger concerning the Ahlstrom Group's Label and Processing business in Europe ('LP Europe Demerger') in accordance with the demerger plan.

Upon the execution of the demerger concerning the Label and Processing business in Europe, the shareholders of Ahlstrom Corporation will receive as demerger consideration 0.25 new shares in Munksjö Oyj for each share owned in Ahlstrom Corporation (i.e. the exchange ratio is 4:1). In case the number of shares received by a shareholder of the company as demerger consideration would be a fractional number, the fractions will be rounded down to the nearest whole number. No demerger consideration will be paid on the basis of own shares held by Ahlstrom Corporation.

The completion of the demerger is subject to, among other things, approvals of the competition authorities.

Demerger of the Label and Processing business in Brazil

The EGM resolved to approve the demerger concerning the Ahlstrom Group's Label and Processing business in Brazil ('Coated Specialties Demerger') in accordance with the demerger plan.

Upon execution of the demerger concerning the Label and Processing business in Brazil, the shareholders of Ahlstrom Corporation will receive as demerger consideration 0.265 new shares in Munksjö Oyj for each share owned in Ahlstrom Corporation. In case the number of shares received by a shareholder of the company as demerger consideration would be a fractional number, the fractions will be rounded down to the nearest whole number. No demerger consideration will be paid on the basis of own shares held by Ahlstrom Corporation.

The completion of the demerger is subject to, among other things, certain regulatory approvals in Brazil, including the approval of the Brazilian competition authority (CADE).

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, wallcovers, flooring, labels and food packaging. We have a leading market position in the businesses in which we operate. Our 5,200 employees serve customers in 28 countries on six continents. In 2011, Ahlstrom's pro forma net sales amounted to EUR 1 billion. The company's share is quoted on the NASDAQ OMX Helsinki. More information is available at www.ahlstrom.com.

Disclaimer
This 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 Corporation 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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