Hyo Dong Choi

B. Riley Wealth Management, Inc. (B. Riley), formerly Wunderlich Securities, Inc., is a full-service brokerage firm headquartered in Memphis, Tennessee, founded in 1996. The firm is a subsidiary of Wunderlich Investment Co., Inc. B. Riley provides comprehensive wealth management and brokerage services to individuals and families, corporations and non-profit organizations, including qualified retirement plans, trusts, foundations and endowments. In 2001, they expanded their business to include investment advisory services. The firm is duly registered with the SEC.

Jefferies LLC is a global investment bank and institutional securities firm headquartered in New York City. The firm was founded in 1962 and is a subsidiary of Jefferies Group LLC, ultimately held by Jefferies Financial Group, Inc. (NYSE: JEF). Jefferies provides corporate clients with research and execution services in equity, fixed income, and foreign exchange markets, as well as a full range of investment banking services such as underwriting, mergers and acquisitions, restructuring and recapitalization, and other advisory services, with all businesses operating in the Americas, Europe and Asia.

Founded in 1995, Kaufman Bros. LP is a broker/dealer headquartered in New York City with an additional office in San Francisco. The firm is a member of the NASD, the SIPC and FINRA. Kaufman Bros. provides investment banking, equity research and institutional sales and trading. The firm provides fundamental research on the following sectors: (1) cable, satellite and interactive media (2) communications equipment (3) digital media software (4) green technology (5) information technology hardware and storage (6) information technology services and software (7) semiconductors and (8) telecommunications & data services.

Founded in 1999 by the late Thomas Watson, Janney Montgomery Scott LLC (JMS) is a full-service financial services firm and registered broker/dealer headquartered in Philadelphia, Pennsylvania. The firm is a subsidiary of Independence Square Properties LLC, itself a subsidiary of Penn Mutual Insurance Co. Their ultimate parent is Harleysville Mutual Insurance Co. JMS is a member of the NYSE, the SIPC and FINRA. The firm provides comprehensive financial advice and services to individual, corporate and institutional investors. Their primary coverage verticals include the consumer, technology, financials and infrastructure sectors.

Merrill Lynch, Pierce, Fenner & Smith, Inc. (MLPFS) is the SEC-registered broker/dealer subsidiary of Merrill Lynch & Co., Inc., ultimately held by Charlotte-based Bank of America Corp. (NYSE: BAC). The firm was founded in 1958 and is headquartered in New York City. In 2010, Banc of America Securities LLC merged with MLPFS and the firm uses the trade name Bank of America Merrill Lynch. MLPFS's global strategy and economics team serves institutional and individual investors using a wide range of macroeconomic disciplines. Their analysis of global issues provides clients with investment ideas, market forecasts, macro overviews and specific sector recommendations across asset classes, regions and disciplines. Their equity research team conducts fundamental analysis on companies globally and provides institutional and retail clients with industry-specific and in-depth research and analysis on numerous industries. The firm's global fixed-income and equity-linked research focuses on fixed-income and equity derivatives, fixed-income strategy, convertibles, commodities, high-yield, mortgages, municipals and global foreign exchange.