Ahlstrom - Company Announcement

Ahlstrom's second quarter financial results 2008 to be published on July 25, 2008

Ahlstrom Corporation STOCK EXCHANGE ANNOUNCEMENT 15.7.2008

Ahlstrom Corporation will publish its second quarter financial
results 2008 on Friday, July 25, 2008 approximately at 8.30 a.m.
Finnish time. Welcome.

A news conference for media and analysts will be held on Friday, July
25, 2008 at 10:00 Finnish time at the Ahlstrom head quarters in
Helsinki, address Salmisaarenaukio 1. The conference will be held in
Finnish.

A conference call for analysts and investors will be held in English
at 13.00 Finnish time. To participate in the teleconference, please
dial +358 (0)9 2313 9202 a few minutes before the call. Use the title
of the conference call: Ahlstrom conference call. A replay number is
available until August 1, 2008. The number for the replay is +358
(0)9 231 446 81, access code: 803525.

The presentation material will be available on July 25, 2008 after
the interim report has been published at www.ahlstrom.com > Investors> IR presentations.

Ahlstrom Corporation

Niina Suhonen
Vice President, Corporate Communications

Distribution:
OMX Nordic Exchange 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 6,500 employees serve customers via
sales offices and production facilities in more than 20 countries on
six continents. In 2007, Ahlstrom's net sales amounted to EUR 1.8
billion. Ahlstrom's share is listed on the OMX Nordic Exchange
Helsinki. The company website is www.ahlstrom.com. Ahlstrom
Corporation