Ahlstrom - Company Announcement

Ahlstrom to publish third-quarter financial results on October 26, 2010

Ahlstrom Corporation STOCK EXCHANGE RELEASE 13.10.2010 at 12.45

Ahlstrom Corporation will publish its interim report for January-September 2010
on Tuesday, October 26, 2010 approximately at 12 a.m. Finnish time (CET +1).

Ahlstrom's President & CEO Jan Lång and CFO Seppo Parvi will present the 2010
third-quarter results in Finnish at a press and analyst conference in Helsinki
on October 26 at 2 p.m. Finnish time. The conference will take place at event
arena Bank, address Unioninkatu 20, 2(nd) floor. The name of the meeting room
will be displayed on the display board in the lobby.

In addition, a conference call for analysts and investors will be held in
English on the same day at 4 p.m. Finnish time. To participate in the
teleconference, please dial +358 (0)9 2319 4250 in Finland or +44 (0)20
7806 1953 outside Finland a few minutes before the conference begins. The
confirmation code is 7880049.

The event can also be viewed as a live audio webcast at www.ahlstrom.com.
Registration is required. It is possible to participate in the Q & A session via
teleconference or online.

An on-demand audio webcast of the conference will be available on Ahlstrom's
website for twelve months after the call.

The presentation material will be available at www.ahlstrom.com > Investors >
Reports and presentations > 2010 after the interim report has been published.

Ahlstrom Corporation
Corporate Communications

For further information, please contact:
Juho Erkheikki
Financial communications
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 nonwovens and specialty papers. Ahlstrom´s products are used in
a large variety of everyday applications, 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 5,800 employees serve customers via sales offices
and production facilities in more than 20 countries on six continents. In 2009,
Ahlstrom's net sales amounted to EUR 1.6 billion. Ahlstrom's share is quoted on
the NASDAQ OMX Helsinki. The company website is at www.ahlstrom.com.



[HUG#1451583]