Ahlstrom - Company Announcement

Ahlstrom to book impairment charge of EUR 22.4 million in its Q4 2009 financial results

Ahlstrom Corporation STOCK EXCHANGE RELEASE 15.122009 at 14.40


Ahlstrom has completed its annual impairment testing according to IAS
36. The testing shows an impairment  need of EUR 22.4 million in  the
Wipes cash generating unit.

As a result of the testing, Ahlstrom will book a non-cash  impairment
charge of EUR 22.4 million from  the goodwill in the Home &  Personal
Nowovens Business Area in its fourth quarter 2009 financial  results.
The charge will  have a corresponding  negative effect on  Ahlstrom's
fourth quarter operating profit.

Ahlstrom publishes  the financial  results for  2009 on  February  3,
2010.


Ahlstrom Corporation

Jan Lång
President & CEO


Further information:

Seppo Parvi
CFO
Tel. +358 10 888 4768


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 6,000 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.