Matthew Tanner

Managing Director

Washington, DC

Matthew Tanner, PhD, is a managing director in BRG’s Energy & Climate practice and has fifteen years of experience advising clients across the power-sector value chain on strategy, risk, and planning.

He co-leads the Power and Renewables team, and his expertise includes power finance advising, renewable integration, emerging technologies, power procurement, market transformation, power market hedging, utility resource planning, and risk evaluation. He has advised some of the world’s largest IPPs, investors, utilities, and corporate power consumers on market opportunities, risks of changing market structures, resource procurement, and investment strategies.

Dr. Tanner provides highly analytical and creative approaches for clients to adapt their business models as decarbonization regulations drive power market changes. He has deep expertise in power economics and valuation through modeling of power markets, optimizing generator portfolios, and assessing the impact of emerging technology on the power sector. He is an expert in helping clients understand fundamental underlying market drivers and regulatory and technological changes in the power sector that impact revenue, operations, and investment opportunities. He also helps utilities and system operators understand future requirements to operate the power system reliably while reducing emissions and minimizing cost.

Dr. Tanner has served as an expert witness in both federal and state courts and testified before state utility commissions on ongoing changes in power markets and the power system. His testimony in court has included opining on the generation financing process, damages from lost opportunities, evaluation of market-hedging programs, market rules, and support in understanding the implications of power and fuel procurement contracts. Before state utility commissions, he has testified on future system requirements to maintain reliability in high-renewable systems.