Susan Tierney

Managing Principal, The Analysis Group; former Assistant Secretary of Energy

Susan Tierney

Susan Tierney

Dr. Tierney provides business consulting, litigation support, and economic, environmental, and policy advice and analysis to clients in the electricity and natural gas industries. She focuses on industry restructuring policy, market structure and analysis, price analysis and valuation studies, transmission and RTO policies, strategy for supply and delivery businesses, energy facility development projects, and environmental and reliability issues. She serves frequently as an expert witness in regulatory and court proceedings. Dr. Tierney is Chairman of the Board of the Energy Foundation; is a director on the boards of the Catalytica Energy Systems Inc., EPRI Inc., the Energy Innovations Institute, Clean Air-Cool Planet, and the North East States Clean Air Foundation; and serves on the Advisory Committee of the Independent System Operator-New England.

Previously, Dr. Tierney served as Assistant Secretary for Policy in the U.S. Department of Energy. At DOE, she was responsible for strategic planning and for policy analysis, development, and advice on domestic and international energy policy, environmental policy, international trade policy, science and technology policy, and global climate change policy. She has extensive experience testifying before congressional committees and federal and state regulatory agencies, and negotiating with federal and international agencies.

Prior to her work at the DOE, Dr. Tierney served as Secretary of Environmental Affairs for the Commonwealth of Massachusetts, overseeing five agencies, and was responsible for the Boston Harbor Clean Up, Clean Air Act implementation, emissions trading regulations, environmental impact reviews, and energy facility siting. Dr. Tierney was also Commissioner for the Massachusetts Department of Public Utilities, where she regulated electric, gas, telecommunications, and water companies, and Executive Director of the Massachusetts Energy Facilities Siting Council. Previously, she was an assistant professor at the University of California, Irvine. Dr. Tierney has made presentations at hundreds of national, international, and regional conferences. She has authored articles on electric reliability issues, electric transmission, gas markets, electric industry competition and restructuring, energy R&D, alternative fuel vehicle policy, and energy facilities siting.

She has a Master's in Regional Planning and a Ph.D. in Public Policy and Planning, both from Cornell University.


National Commission on Energy Policy, National Commission on Energy Policy - Commissioners