Van der Moolen utilizes Orc Software's Algorithmic Trading Solution

Van der Moolen utilizes Orc Software's Algorithmic Trading Solution

For Immediate Release: London, UK - Wednesday 30 April 2008 - Orc Software (SSE:
ORC), the global provider of technology for advanced derivatives trading and
connectivity solutions, today announced the London-based business of global
trading firm Van der Moolen is utilizing the Orc Algorithmic Trading solution
for advanced trading capabilities. The deal was booked in Q3 2007. 

Orc Algorithmic Trading, the multi-threaded, server-based algorithmic trading
solution capable of running thousands of complex trading strategies
simultaneously, is available on the Orc Trading platform. Orc Trading is used by
financial firms worldwide for enhanced, trading, pricing and risk management on
electronically traded derivatives. 

“Orc Software is pleased to be working with Van der Moolen to provide advanced
algorithmic capabilities to accelerate its business,” says Lee Griggs, Orc
Software's UK Managing Director. “Firms are increasingly realizing the power of
using Orc's algorithmic trading solutions, and as a result we are seeing
tremendous growth worldwide in this area.”

Orc Algorithmic Trading technology tools include Orc Liquidator, Orc Liquidity
Access and Orc Hosting.

Orc Software is next exhibiting at IDX International Derivatives Expo in London,
June 10 - 11. For more information refer the events section of the Orc Software
website.

About Orc Software's revenue model
This agreement follows Orc's licensing subscription model to give customers
access to the software, new versions and support as long as the agreement is
valid. Customers are invoiced quarterly in advance and revenue allocated to the
invoicing period.


About Orc Software

Orc Software (SSE: ORC) is the leading global provider of powerful solutions for
the worldwide financial industry in the critical areas of advanced derivatives
trading and low latency connectivity. Orc's competitive edge lies in its depth
of knowledge of the derivatives trading world gained by deploying advanced
solutions for sophisticated traders for over 20 years.

Orc Trading and Orc Connect provide the tools for making the best trading and
connectivity decisions… strong analytics, unmatched market access, powerful
automated trading functionality, high performance futures and options trading
capabilities, ultra-low latency, and risk management.

Orc's customers include leading investment banks, trading and market-making
firms, exchanges, brokerage houses, institutional investors and hedge funds. 

Orc provides timely sales and quality support services from its offices across
EMEA, Americas and Asia Pacific.
www.orcsoftware.com


For further information contact: 
Annie Walsh, CMO, Orc Software, +44 20 7942 0950