Ed J. Tirello

Deutsche Bank Securities, Inc. (DBSI) is a SEC-registered broker/dealer headquartered in New York City. The firm was founded in 1971 and is a wholly-owned investment banking and brokerage arm of DB U.S. Financial Markets Holding Corp., ultimately held by Deutsche Bank AG (NYSE: DB, FRA: DBK) in Germany. DBSI provides securities brokerage and investment advisory services to domestic and international private clients and institutions. They are also a primary dealer in US government securities as designated by the Federal Reserve.

A subsidiary of Lehman Brothers Holdings, Inc., Lehman Brothers, Inc. is a broker/dealer headquartered in New York City. They provide global equity and fixed research. The equity research department covers more than 100 sectors. They use a fundamental, quantitative, strategic and tactical research approach. In addition to these Lehman has also developed special products, such as 10 uncommon values and 10 uncommon eurovalues.

Tudor, Pickering, Holt & Co. Securities LLC (TPH) is a broker/dealer headquartered in Houston, Texas. The firm was founded in 2007 by Robert Tudor III. They are a subsidiary of Perella Weinberg Partners Group LP, which is ultimately owned by Perella Weinberg Partners (NASDAQ: PWP). TPH provides a full array of trading and execution services for their institutional and corporate clients in the energy sector. They focus on the upstream, midstream and oilfield service sectors.