Narendra Nayak

Deerfield Management Co. LP (Private Equity) (Deerfield) is a private equity subsidiary of Deerfield Management Co. LP founded in 1994. The firm is headquartered in the New York.

Credit Suisse Securities (USA) LLC (Credit Suisse Securities USA) is the broker/dealer division of Credit Suisse Securities (USA) LLC, an investment banking company headquartered in New York City. The firm was founded in 1998 and is a wholly owned subsidiary of Credit Suisse (USA), Inc., ultimately owned by Credit Suisse Group AG (SWX: CSGN) in Switzerland. Credit Suisse Securities USA offers a suite of equities, solutions and credit products and services which includes global securities sales, trading and execution, prime brokerage and comprehensive investment research. Their clients include financial institutions, corporations, governments, institutional investors, such as pension funds and hedge funds, and private individuals around the world.

Wachovia Securities LLC offered equity, fixed income, and structured products. It was founded in 2001 and was headquartered in St. Louis, MO.

Wells Fargo Securities LLC (WFS) is the broker/dealer subsidiary of EVEREN Capital Corp., ultimately owned by Wells Fargo & Co. (NYSE: WFC). Headquartered in New York, WFS delivers a comprehensive suite of banking, capital markets and advisory solutions, such as a full complement of sales, trading and research capabilities, to corporate, government and institutional clients.