Joseph Carmine Mazzella

A subsidiary of Lehman Brothers Holdings, Inc., Lehman Brothers, Inc. is a broker/dealer headquartered in New York City. They provide global equity and fixed research. The equity research department covers more than 100 sectors. They use a fundamental, quantitative, strategic and tactical research approach. In addition to these Lehman has also developed special products, such as 10 uncommon values and 10 uncommon eurovalues.

Knight Capital Group, Inc. is a global financial services firm, which provides access to the capital markets across multiple asset classes to a broad network of clients, including buy and sell side firms, dealers, brokers, institutions, and corporations. It operates business through four segments: Market Making, Institutional Sales and Trading, Electronic Execution Services and Corporate and Other. The Market Making segment consists of market making in global equities and listed domestic options. It includes client, and to a lesser extent, non-client electronic market making activities in which they operate as a market maker in equity securities. The Institutional Sales and Trading segment includes global equity, exchange traded funds and fixed income sales and trading; reverse mortgage origination and securitization; capital markets; and asset management activities. Its business consists of execution and facilitation equities and fixed income transactions as agent on behalf of institutional clients, and they commit capital on behalf of its clients when needed. The Electronic Execution Services segment offers access via its electronic agency-based platforms to markets and self-directed trading in equities, equity options, fixed income, foreign exchange and futures contracts. The Corporate and Other segment invests in strategic financial services-oriented opportunities, allocates, deploys and monitors all capital, and maintains corporate overhead expenses and all other income and expenses that are not attributable to the other segments. The company was founded in 1995 and is headquartered in Jersey City, NJ.

Founded in 1995, Knight Equity Markets LP is a broker/dealer located in Jersey City, New Jersey. The firm is a subsidiary of Knight Capital Group, Inc. (NYSE Euronext: KCG), a leading market maker providing liquidity both on- and off-exchange in US and European equities, options and foreign exchange. Knight Equity Markets provides a full array of trading and execution services for their clients. They do not provide any internal research

Founded in 1901, Carl H. Pforzheimer & Co. LLC is an investment banking and securities brokerage firm located in New York City.

Virtu Americas LLC is an SEC-registered broker/dealer headquartered in New York City and was founded in 2012. The firm is a direct subsidiary of Virtu Strategic Holdings LLC and their ultimate parent is Virtu Financial, Inc. (NASDAQ: VIRT). Virtu provides brokerage services to their clients.