Martin Pyykkonen

AT & T is the global leader in providing local, long distance, Internet, and transaction-based voice and data services. AT&T provides unparalleled quality and reliability in communications services

CIBC World Markets is a full-service investment bank headquartered in New York City. CIBC provides an internationally integrated research product through three primary strategies. In the US, the firm provides research coverage available in areas of focus, including technology, telecommunications, healthcare, energy, power generation and technology, financial institutions, consumer growth, real estate and media. In Canada, the firm offers the full spectrum of coverage for all of the sectors that form the TSE 300 Index. Their broad investment grade analysis of return bond Indices provides daily performance of the Canadian bond market. The sectors covered are: government of Canada bonds, provincial and municipal bonds and corporate bonds rated AAA/AA, A and BBB. Also available is a monthly ABS/MBS market report that provides information on ABS market conditions, market summary data and monthly performance reports on outstanding transactions. This report includes information about the MBS market, including key statistics on MBS spreads and prepayments. Another report contains MBS trading data, cash flows and other key data. A separate monthly Portfolio Valuation Report provides month end pricing for ABS and MBS transactions. Corporate debt research produces highly targeted credit analysis and research for investment grade and high yield debt securities. The corporate bond review covers bond market action, new issues, price/yield movements, rating changes, and buy/sell recommendations. The fixed-income research group produces actionable fundamental and technical analysis, strategies, products, and runs bond indexes and quantitative models relating specifically to fixed income markets, bond portfolios, and individual securities. CIBC provides risk management solutions to corporations, investors, financial institutions, and governments across all asset classes: interest rates, equities, credit, currency, and commodities. CIBC World Markets is a subsidiary of Canadian Imperial Bank of Commerce.

Janco Partners, Inc. is a full-service investment banking firm focusing primarily on institutional research. They are located in Greenwood Village, Colorado. Janco focuses their research efforts on companies within the telecommunications industry and on selected companies of special interest. In an effort to be a value added resource to their clients in their investment decision making process, their objective is to identify investment opportunities within their area of expertise, and present well thought out opinions to their clients.

Founded by Richard J. Rosenblatt in 1979, Rosenblatt Securities, Inc. is a broker/dealer headquartered in New York City. The firm provides a full array of trading and execution services for their clients. They do not provide any internal research

Founded in 2007, Wedge Securities LLC is a full service, registered broker/dealer located in Englewood, Colorado with additional offices in Hudson, Ohio and New York City. The firm provides institutional clients with the latest trading technology and the facilitation of orders across multiple asset classes. Wedge Securities is a wholly-owned subsidiary of Wedge Partners Corp., an Englewood, Colorado-based investment research firm. Wedge Securities is a member of FINRA and the SIPC. The firm clears through Pershing LLC, a subsidiary of the Bank of New York Mellon Corporation. Wedge Securities research focuses on the technology, media and telecommunications sectors.

Arthur D. Little, Inc. engages in the provision of management consulting services. It specializes in strategy and organization, operations management, technology and innovation management, corporate finance, and global carbon advisory serving corporations and organizations worldwide. The firm serves the automotive, healthcare, information, chemicals, consumer goods, retail, manufacturing, and transportation industries. The company was founded by Arthur Dehon Little and Roger Griffin in October 1886 and is headquartered in Boston, MA.

C. E. Unterberg, Towbin is a global investment bank headquartered in New York City with additional offices in California and Israel. The firm provides investment banking, research and investment management services to emerging growth companies and investors in the technology, health care and defense, security and diversified technology sectors. C. E. Unterberg was founded in 1932 by Clarence Unterberg. In 1977, the firm merged with L. F. Rothschild to form L. F. Rothschild, Unterberg, Towbin. In 1990, the firm again became privately owned and independent when Clarence Unterberg's son, Thomas I. Unterberg, re-launched the firm as a full-service investment bank.

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.