Ryan D. Goldenberg

LLR Management, LP is a private equity firm founded in the year 1999 by Howard Ross, Ira Mark Lubert and Seth Lehr. The firm headquartered in Philadelphia, Pennsylvania.

Updata Management LLC (Updata Partners) is a venture capital/private equity firm founded in 1998. The firm is headquartered in Washington, Columbia.

Kamylon Holdings LLC (Kamylon Capital) is a private equity firm founded in 2005 by Charles T. Lelon and Richard A. Spencer. The firm is headquartered in Newton, Massachusetts.

RBS Sempra Commodities is a family of commodity trading companies transacting in the global commodity markets. The RBS Sempra Commodities companies combine financial risk-management techniques with physical expertise to provide innovative solutions for customers in natural gas, natural gas liquids, power, petroleum and petroleum products, coal, emissions, ethanol and base metals.

Wells Fargo Securities LLC (WFS) is the broker/dealer subsidiary of EVEREN Capital Corp., ultimately owned by Wells Fargo & Co. (NYSE: WFC). Headquartered in New York, WFS delivers a comprehensive suite of banking, capital markets and advisory solutions, such as a full complement of sales, trading and research capabilities, to corporate, government and institutional clients.