Orc rolls out connectivity to Lime Brokerage's low-latency trading infrastructure

Orc rolls out connectivity to Lime Brokerage's low-latency trading
infrastructure

Chicago & New York, Monday, February 7, 2011 - Orc Software (SSE: ORC),
a leading provider of technology and services for the global financial
industry, announced today that it will offer connectivity between its
trading platform and Lime Brokerage, an independent agency broker and a
leading provider of high-throughput, low-latency technologies to the
professional trading community. Connectivity to Lime's low-latency
infrastructure will provide high frequency and other latency-sensitive
traders with high-performance access to the U.S. equities, options and
futures markets.

Clients of both Orc and Lime will be able to take advantage of Lime's
infrastructure, built for high-frequency traders, and connect to
numerous markets with one interface. Orc's high-performance trading
platform will let these clients build and deploy their high-frequency
trading strategies quickly and leverage their strategies from one market
and instrument to another. As part of the roll out, Orc will also be
integrating Lime's ultra-low latency Citrius™ market data into its
trading platform.

Marty Leamy, President, Americas at Orc Software, comments, “Lime
Brokerage is a premier trading technology provider. Their market-leading
low-latency trading infrastructure, built for high-frequency traders, is
ideally suited to Orc's client base. We look forward to working with
Lime to deliver a powerful trading solution to the high-frequency
trading community.”

John Jacobs, Director of Operations at Lime Brokerage, notes, “Orc is a
great fit for Lime Brokerage. They have an outstanding automated trading
platform that meets the needs of sophisticated traders. With their
connection to our high-performance infrastructure, we look forward to
offering a powerful platform for demanding, high-frequency traders.”

Traders will be able to use Orc's connection to Lime Brokerage for
deploying sophisticated trading strategies including spread trading,
market making, volatility trading, and other advanced arbitrages. Using
Orc's Liquidator server-based technology, firms can build their own
strategies and deploy them rapidly into the market. Clients can also
take advantage of out-of-the-box trading solutions like Orc Spreader
that provide the high-performance needed to help traders win more market
opportunities.

The Orc Trading solutions are used by leading financial firms worldwide
for market making, volatility trading and high frequency trading.
Together with access to the major cash and derivatives markets and a
network of brokers, this is truly an unmatched offering. Orc Trading is
available both as deployed software and as a managed service.

About Orc Software

Orc is a leading provider of technology and services for the global
financial industry. Orc delivers trading and market access solutions
used by proprietary trading and market making firms, investment banks,
hedge funds and brokerage houses worldwide.

Available as deployed software or as managed services, Orc develops and
provides the tools needed for running profitable trading or brokerage
businesses in today's competitive and ever-changing markets.

With market presence in all major global financial centers, Orc provides
sales and support services from its offices across EMEA, the Americas
and the Asia-Pacific regions.

Orc Software is publicly traded on NASDAQ OMX Stockholm (SSE: ORC).

www.orcsoftware.com (http://www.orcsoftware.com/)

About Lime Brokerage

Providing customers with performance-engineered trading solutions that
deliver speed, scale and reliability is the hallmark of Lime Brokerage.
Lime integrates world-class advanced execution technology with clearing
and reporting services for seamless support of the most complex,
automated and high-volume electronic trading strategies. Our technology
and trading platform allows our customers to access an independent,
agency-only system to trade quickly, reliably and anonymously on
multiple exchanges, ECNs and trading venues. Clients include
professional traders, hedge funds, asset managers and broker-dealers.
For more information about Lime Brokerage, please visit
www.limebrokerage.com or email info@limebrokerage.com.

For further information:

For Orc Software
Barry Vasudevan, Marketing Director - Americas, +1 212 351 7624,
barry.vasudevan@orcsoftware.com (barry.vasudevan@orcsoftware.com)

For Lime Brokerage
Mike Felix, Director of Marketing, +212-824-5544,
mfelix@limebrokerage.com