Chris Mark Holterhoff

Oppenheimer & Co., Inc. (Broker) (Oppenheimer-Broker) is the global full-service brokerage division of Oppenheimer & Co., Inc., an investment boutique headquartered in New York City with additional offices nationwide. Founded in 1975, the firm is owned directly by Viner Finance Inc., an indirect subsidiary of Oppenheimer Holdings Inc. (NYSE: OPY). Oppenheimer-Broker offers a full array of brokerage services to retail, institutional, and corporate clients.

Headquartered in San Francisco with additional offices in New York City, Minneapolis, Chicago and Boston, ThinkEquity Partners is a broker/dealer. The firm offers targeted research and investment banking services for institutional investors and corporate clients. They specialize in identifying, analyzing and understanding the technological, macroeconomic and cultural trends that impact key growth verticals, with a particular concentration on healthcare, technology, media/education and business/consumer services. The firm starts with a top-down analysis approach and then allocates resources based on a long-range research roadmap.

Stifel, Nicolaus & Co., Inc. (Stifel) is a dual-registered broker-dealer and investment adviser headquartered in St. Louis, Missouri. Founded in 1890, the firm is a subsidiary of Stifel Financial Corp. (NYSE: SF), a financial service holding company. Stifel provides full-service brokerage and investment advisory services to individuals and their families, institutions and businesses, and financial advisors.