Tennessee Gas Pipeline Company, L.L.C. submits Index of Customers for April 1, 2014

Exhibit No. BPP-25 Page 1 of 15 STEVEN H. LEVINE Principal Cambridge, MA +1617.864.7900 Steven.Levine@brattle.com Mr. Steven Levine specializes in energy and regulatory economics. He has over 20 years of experience as a consultant providing advice, expert testimony, and litigation support to clients in the natural gas, petroleum and electric power industries. He has extensive experience analyzing and evaluating pipeline ratemaking issues, the competitiveness of natural gas markets, damage claims in energy contract pricing disputes, the conduct of gas market participants, gas pipeline business risk, and the reasonableness of utility contracting and risk management decisions. He also has expertise in financial modeling and utility asset valuation. He has provided expert testimony before the Federal Energy Regulatory Commission, the National Energy Board of Canada, the California Public Utilities Commission, the Public Service Commission of Wisconsin, and in state courts in Louisiana and Utah. He received a B.A. magna cum laude in economics from Brandeis University, where he was elected to Phi Beta Kappa, and an M.B.A. with a concentration in finance from Columbia Business School. Before attending Columbia, he worked for three years as a research associate at Putnam, Hayes & Bartlett, where he focused on litigation and strategic matters in the electricity, natural gas and oil industries. He was also a summer intern at MBIA (Municipal Bond Investors Assurance Corporation). AREAS OF EXPERTISE x Antitrust/Competition x Contract Litigation and Damages x Ratemaking and Regulatory Policy x Risk Management and Procurement Prudence Review x Business and Asset Valuation x Market Assessment EXPERIENCE Antitrust/Competition x On behalf of the Enforcement Litigation Staff of the Federal Energy Regulatory Commission, Mr. Levine was part of a team that investigated the activities of a natural gas trading company over a two-year period and determined that the company manipulated the price of natural gas at a specific location through its trading patterns on the Intercontinental Exchange (ICE) trading platform. The companys fixed-price sales transactions dominated the price index reported by Platts at that location, and its trading patterns were designed to lower the price 1 Exhibit No. BPP-25 Page 2 of 15 Steven H. Levine index in order to benefit the companys trading positions that were established to profit from downward price movements. The results of our investigation were included in a report to the Federal Energy Regulatory Commission. x Mr. Levine managed a multi-year investigation of the activities of a regulated natural gas utility and ...