Ahlstrom's first quarter financial results to be published on April 29, 2009

Ahlstrom Corporation STOCK EXCHANGE RELEASE 22.04.2009
Ahlstrom Corporation will publish its first quarter financial results for 2009 on Wednesday, April 29, 2009 approximately at 8.00 a.m. Finnish time.
Ahlstrom's President & CEO Jan Lång will present the financial results in Finnish in a news conference in Helsinki on April 29, 2009 at 10.00 a.m. Finnish time. The conference for media and analysts will take place at Hotel Scandic Simonkenttä, address Simonkatu 9, meeting room Espa on the street level, connected to Restaurant Simonkatu. Welcome.
In addition, a conference call for analysts and investors will be held in English on April 29, 2009 at 1.30 p.m. Finnish time. The discussion will be led by President & CEO Jan Lång. To participate the teleconference, please dial +358 (0)9 2313 9201 a few minutes before the call. Use the title of the conference call: Ahlstrom conference call. A replay number is available until May 6, 2009. The number for the replay is +358 (0)9 2314 4681, access code: 833017.
The presentation material will be available at www.ahlstrom.com > Investors > IR presentations on April 29, 2009 after the first quarter financial results for 2009 have been published.
Ahlstrom Corporation
Niina Suhonen
Vice President, Corporate Communications
For further information, please contact:
Heli-Kirsti Airisniemi
Financial Communications Manager, tel. +358 10 888 4731
Main media
Ahlstrom in brief
Ahlstrom is a global leader in the development, manufacture and marketing of high performance fiber-based materials. Nonwovens and specialty papers, made by Ahlstrom, are used in a large variety of everyday products, such as filters, wipes, flooring, labels, and tapes. Based upon its unique fiber expertise and innovative approach, the company has a strong market position in several business areas in which it operates. Ahlstrom's 6,400 employees serve customers via sales offices and production facilities in more than 20 countries on six continents. In 2008, Ahlstrom's net sales amounted to EUR 1.8 billion. Ahlstrom's share is quoted on the NASDAQ OMX Helsinki. The company website is at www.ahlstrom.com.