John Cardosa

GXS, Inc. provides cloud-based software and services. The company was founded in 1967 and is headquartered in Baltimore, MD.

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

NightHawk Radiology Holdings, Inc. provides radiology solutions to radiology groups and hospitals throughout the United States. The company's team of independent contractor and hospital-privileged physicians provides professional services 24 hours per day, seven days a week, for approximately 26 percent of all United States hospitals. In addition to these professional services, the company also provides its customers with cardiac 3D reconstructions, radiology clinical workflow technology and business services. It sells its services primarily through the direct sales force comprised of telesales and field sales personnel