Listing prospectus for Ahlstrom-Munksjö’s EUR 250 million Notes available

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, IN WHOLE OR IN PART, DIRECTLY OR INDIRECTLY, IN OR INTO THE UNITED STATES, AUSTRALIA, CANADA, HONG KONG, JAPAN, NEW ZEALAND, SINGAPORE, SOUTH AFRICA OR SUCH OTHER COUNTRIES OR OTHERWISE IN SUCH CIRCUMSTANCES IN WHICH THE OFFERING OF THE NOTES (AS DEFINED BELOW) OR THE RELEASE, PUBLICATION OR DISTRIBUTION WOULD BE UNLAWFUL. AHLSTROM-MUNKSJÖ STOCK EXCHANGE RELEASE, JUNE 12, 2017 at 12.15 CEST. Ahlstrom-Munksjö Oyj announced its decision to issue senior unsecured notes of EUR 250 million (the “Notes”) on June 1, 2017. The Notes mature on June 9, 2022 and they carry a fixed annual interest of 1.875 percent. The Finnish Financial Supervisory Authority has today approved the listing prospectus for the Notes. The listing prospectus is available in English on the company’s website at www.ahlstrom-munksjo.com/Investors/Debt-investors/. Nasdaq Helsinki Ltd. is expected to admit the Notes to public trading as of June 14, 2017. Nordea Bank AB (publ) and Skandinaviska Enskilda Banken AB (publ) act as Joint Lead Managers and Danske Bank A/S Danmark, Sverige Filial acts as Co-Lead Manager for the issue of the Notes. Important Information The information contained herein is not for release, publication or distribution, in whole or in part, directly or indirectly, in or into the United States, Australia, Canada, Hong Kong, Japan, New Zealand, Singapore, South Africa or such other countries or otherwise in such circumstances in which the release, publication or distribution would be unlawful. The information contained herein does not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of, the Notes 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 communication does not constitute an offer of securities for sale in the United States. The Notes have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "Securities Act") or under the applicable securities laws of any state of the United States and may not be offered or sold, directly or indirectly, within the United States or to, or for the account or benefit of, U.S. persons except pursuant to an applicable exemption from, or in a transaction not subject to, the registration requirements of the Securities Act. This communication does not constitute an offer of Notes to the public in the United Kingdom. No prospectus has been or will be approved in the United Kingdom in respect of the Notes. Consequently, this communication is directed only at (i) persons who are outside the United Kingdom, (ii) persons who have professional experience in matters relating to investments falling within Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005 (the "Order"), (iii) high net worth entities falling within Article 49(2) of the Order and (iv) other persons to whom it may lawfully be communicated (all such persons together being referred to as "relevant persons"). In addition, this communication is, in any event only directed at persons who are "qualified investors" pursuant to the Prospectus Directive (2003/71/EC, as amended). Any investment activity to which this communication relates will only be available to, and will only be engaged with, relevant persons. Any person who is not a relevant person should not act or rely on this document or any of its contents. For further information, please contact:

Juho Erkheikki, Investor & Media Relations Manager, tel. +358 50 413 45 83, juho.erkheikki@ahlstrom-munksjo.com

Ahlstrom-Munksjö in brief Ahlstrom-Munksjö is a global leader in fiber-based materials, supplying innovative and sustainable solutions to customers worldwide. Our offerings include decor paper, filter media, release liners, abrasive backings, nonwovens, electrotechnical paper, glass fiber materials, food packaging and labeling, tape, medical fiber materials and solutions for diagnostics. Combined annual net sales are about EUR 2.15 billion and we employ 6,000 people. The Ahlstrom-Munksjö share is listed on the Nasdaq Helsinki and Stockholm. The company was formed on April 1, 2017 through the merger of Ahlstrom Corporation and Munksjö Oyj. Read more at www.ahlstrom-munksjo.com.