Stonesoft - Company Announcement

ADVANCE INFORMATION ON THE Q4 AND FULL YEAR 2012 PRODUCT SALES AND NET SALES

Stonesoft Corporation Stock Exchange Release January 3, 2013 at 16:05 p.m.

ADVANCE INFORMATION ON THE Q4 AND FULL YEAR 2012 PRODUCT SALES AND NET SALES

Stonesoft Corporation's product sales for the fourth quarter were approximately
EUR 9.6 million and grew by approximately 58%. The net sales for the quarter
were EUR 13.4 million (9.5), equaling 41% growth.

The product sales for the full year 2012 were approximately EUR 25.6 (17.7)
million, growth by 45% compared to the previous year. Net sales were
approximately EUR 40.1 (30.6) million, growth by 31% from the previous year.

Earlier the company has announced it aims net sales to grow by 25-32% and the
full year operating result (EBIT) to be close to zero. The company's current
estimate is that the operating result will be positive.

The advance information is unaudited and it is not based on an interim report
approved by the Board of Directors.

Stonesoft Corporation's interim report for January - December 2012 will be
published as previously announced on Friday 8 February, 2013. A press conference
for the media, analysts and investors will be held on 8 February at 10:30 am at
the Stonesoft headquarters, street address Itälahdenkatu 22 A, 00210 Helsinki.

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#1668060]