"The demand for independent, accurate pricing, management and revaluation tools for commodities and energy derivatives makes this market one of our biggest growth areas," said Russel Levi, Executive Vice President and Global Head of Sales. "Sean's proven expertise in delivering front-to-back office trading, risk management, and data solutions positions him perfectly to help us meet customer demand in this sector."

Carnahan will be responsible for strategic sales and business development for SD's commodities and energy solutions. Based in Houston, Texas, Carnahan brings over 12 years of industry experience to the role, and joins from SunGard where he was a global director of the Energy and Commodities division and was responsible for strategic growth in markets across the world. He previously held the role of Global Product Marketing Director for two of SunGard's major energy and commodities brands.

Prior to joining SunGard, Carnahan held the position of Executive Director at energy trading and risk management solution provider Allegro Development, where he was responsible for the global partnership program and developing two new award-winning solutions.

Carnahan comments: "This is an exciting time to be joining SD - more than ever institutions across the buy- and sell-side are looking for accurate and cost-effective solutions to manage the risk associated with the commodity and energy markets and enhance the efficiency of their trading operations.

"SD's independent, market-accurate data and models, user-friendly front office system, innovative technology and expert service sets it apart from competitors in the field. I look forward to leading the company in delivering our customers needs and helping them manage risk and maximise business opportunities in these challenging market conditions."

Carnahan also served the State Bar of Texas for two consecutive terms.