Ahlstrom - Company Announcement

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


Distribution:
NASDAQ OMX Helsinki
Main media
www.ahlstrom.com


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.