Ahlstrom - Company Announcement

Ahlstrom s second quarter financial results 2007 to be published on July 25, 2007

Ahlstrom Corporation Stock Exchange Announcement July 20, 2007 at
13.00


Ahlstrom Corporation will publish its second quarter financial
results 2007 on Wednesday, July 25, 2007 approximately at 8.30 a.m.
Finnish time.

A conference call for analysts and investors regarding the second
quarter results will be held on Wednesday, July 25, 2007 at 11.00
Finnish time. To participate in the teleconference, please dial +44
(0) 20 7162 0025 a few minutes before the call. Use the password:
Ahlstrom. A replay of the conference is available until August 1,
2007. The number for the replay is + 44 (0) 20 7031 4064, access
code: 756617.

The presentation material will be available at www.ahlstrom.com >
Investors > IR presentations on July 25, 2007 after the interim
report has been published.

Ahlstrom Corporation
Anne Pirilä
Vice President, Corporate Communications and Investor Relations

For further information, please contact:
Anna Ahlberg
Investor Relations Manager
Tel: +358 10 888 4718

Distribution:
Helsinki Stock Exchange
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 6,200 employees serve customers via
sales offices and production facilities in more than 20 countries on
six continents. In 2006, Ahlstrom's net sales amounted to EUR 1.6
billion. Ahlstrom's share is listed on the Helsinki Stock Exchange.
The company website is www.ahlstrom.com.