William J. Punk

Ladenburg Thalmann & Co., Inc. (Broker) is the broker/dealer division of Ladenburg Thalmann & Co., Inc., ultimately held by Advisor Group Holdings, Inc. Headquartered in New York City, the firm was founded in 1876 and offers a full suite of capital markets products and services, including proprietary equity research and a fixed-income trading desk. For institutional asset management clients, the firm provides liquidity, execution, high-quality idea-generating research, and access to corporate management teams. Their institutional coverage includes relationships with over asset management companies all over the world. To corporate clients, they bring access to investor capital, broad distribution capabilities and financial markets advisory. Ladenburg Thalmann is a leader in financing growing middle-market public companies across various industry verticals, including Healthcare & Life Sciences, Yield-Oriented Securities (BDCs, REITs, MLPs), Energy, Power & Infrastructure, and Telecom, Media & Technology.

Located in New York City, Punk, Ziegel & Co. is a specialty investment bank providing a full range of research, equity market making and corporate finance services focusing on high growth sectors within the healthcare technology, biotechnology and life sciences industries. Punk, Ziegel's, in-depth securities analysis begins with the identification of high-growth industries and timely investment ideas before they have been fully exploited by the investment community. Within these industry niches, their analysts pinpoint companies offering leadership potential and maximum investment opportunities. Issue-oriented, in-depth analysis is then generated on a continuing basis to insure that their investment and corporate finance advice remains accurate and up-to-date.

Needham & Co. LLC (Needham) is a registered investment advisor and broker/dealer headquartered in New York City. The firm was founded in 1985 and is a wholly-owned indirect subsidiary of The Needham Group, Inc. Needham provides corporate and institutional clients with high quality research, corporate access, capital markets and trading execution services in both the public and private markets, with an emphasis on growth companies.