John Randy MacDonald

Virtu ITG Holdings LLC engages in the provision of financial technology services. It operates through the following segments: Executive Services, Workflow Services, Workflow Technology, and Analytics. The Execution Services segment includes liquidity matching through POSIT, self-directed trading using algorithms, portfolio trading and single stock sales trading desks providing execution expertise, and futures and options trading. The Workflow Technology segment offers trade order and execution management software applications in addition to network connectivity. The Analytics segment covers tools enabling portfolio managers and traders to improve pre-trade, real-time and post-trade execution performance; portfolio construction and optimization decisions; and securities valuation. The company was founded by Chris A. Hynes on July 22, 1983 and is headquartered in New York, NY.

Ameritrade Holding Corp. develops and provides innovative brokerage products and services tailored to meet the varying investing and portfolio management needs of individual investors and institutional distribution partners. The company is headquartered in Omaha, NE.

GFI Group, Inc. engages in the provision of wholesale market brokerage services. It offers electronic market for forex, credit, interest rate, energy, and commodity instruments. The company was founded by Michael Gooch in 1987 and is headquartered in New York, NY.

MF Global Holdings Ltd. provides execution and clearing services for exchange-traded and over-the-counter derivative products. It offers customized solutions in global cash and derivatives markets. The firm also provides research and market commentary to help clients make trading decisions, as well as providing client financing and securities lending services. The company was founded in 2007 and is headquartered in New York, NY.

TD Ameritrade Holding Corp. engages in the provision of securities brokerage services and related technology-based financial services. It offers the following products and services to retail clients: touch-tone trading, trading over the internet, unlimited streaming, free real-time quotes, extended trading hours, direct access to market destinations and commitment ton the speed of order execution. The company was founded by John Joe Ricketts in 1971 and is headquartered in Omaha, NE.

Deloitte & Touche provides audit, enterprise risk management, and financial advisory services. The company delivers services in four professional areas: audit, tax, consulting, and financial advisory services. It provides its clients with global services such as entering foreign markets, raising funds, and investing in Mainland China. The company was founded in June, 2003 and is headquartered in Taipei, Taiwan.