Stonesoft - Annual report/ annual accounts

Stonesoft Oyj :STONESOFT'S ANNUAL REPORT 2011 HAS BEEN PUBLISHED

Stonesoft Corporation Stock Exchange Release March 30, 2012 at 2:00 p.m.

STONESOFT'S ANNUAL REPORT 2011 HAS BEEN PUBLISHED

Stonesoft Corporation's Annual Report 2011 has been published in PDF format. The
Annual Report is available in English and Finnish at the company's website
http://www.stonesoft.com/Investor Relations.

The Annual Report includes the Board of Directors' Report, the Financial
Statements, the Auditor's Report and the Corporate Governance Statement.

Stonesoft's Corporate Governance Statement 2011 is also available separately at
the company's website www.stonesoft.com/Investor Relations/Corporate Governance.

Stonesoft Corporation

Ilkka Hiidenheimo
Chief Executive Officer

For further information, please contact:
CFO Mikael Nyberg, Stonesoft Corporation
Tel. +358 9 4767 11

Distribution:
NASDAQ OMX Helsinki Ltd
www.stonesoft.com

[HUG#1598770]

Attachments:

Stonesoft Annual Report 2011.pdf

Corporate Governance Statement.pdf