Orc Software invites to a press and analyst conference on October 18th

STOCKHOLM, Sweden: – Orc Software (SSE:ORC) invites you to attend a media and analyst meeting (in Swedish), followed by a telephone conference (in English) on October 18, 2007. CEO Thomas Bill and CFO Anders Berg will present and comment on the company´s interim report for January - September 2007.

Media and analyst meeting at 9.00 a.m.CET (in Swedish)
The analyst and press conference will be held at 9.00 a.m. CET at IVA Konferenscenter located at Grev Turegatan 16, Stockholm. Register by e-mail ir@orcsoftware.com or telephone +46 8 407 38 00 no later than October 15, 2007.

Telephone conference at 3.00 p.m.CET (in English)
International participants, please call: +44 (0)20 7162 0125
Swedish participants, please call: +46 (0)8 505 201 14
(Note: Callers in Stockholm and London should also dial the respective area code.)
Register by e-mail ir@orcsoftware.com or phone +46 8 407 38 00 no later than October 15, 2007.

Slides can be downloaded from http://www.orcsoftware.com/Company/IR/Presentation.htm


About Orc Software
Orc Software (SSE: ORC) is a leading global provider of technology for advanced derivatives trading and connectivity. Celebrating 20 years in 2007, Orc provides solutions and services to its worldwide customers from its offices across Europe, North America and Asia Pacific. Orc Software's customers include leading investment banks, trading and market-making firms, exchanges, brokerage houses, institutional investors, hedge funds and software vendors.

CameronFIX, the number one Financial Information Exchange protocol (FIX) platform, is an Orc Software connectivity solution. CameronFIX is used as a FIX platform by major members of the global financial industry.

Orc Software has offices in Chicago, New York, Toronto, London, Stockholm, Amsterdam, Frankfurt, Milan, Vienna, Zurich, St. Petersburg, Moscow, Hong Kong and Sydney.

www.orcsoftware.com.