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August 22, 2016
Brattle Announces Promotions of Eight Senior Associates

The Brattle Group is pleased to announce the promotions of Rachael Barza, Valentina Bonetti, Jehan deFonseka, David J. Hutchings, Charles Gibbons, Fabricio Nunez, Jack Stirzaker, and Yingxia Yang to Senior Associate.

Rachael Barza has regulatory and energy experience in oil, natural gas, and electricity markets worldwide, and has worked on behalf of national regulators and major energy companies. She has also supported cases before the European Competition Commission and various European high courts concerning valuation and damages, state aid, abuse of dominance, cartels, and acquisitions. Dr. Barza holds a Ph.D. in Economics from Harvard and an undergraduate degree in Economics and Mathematics from Barnard.

Valentina Bonetti has experience in the natural gas and LNG industry. She has worked on several commercial arbitrations, which have included analyses of long-term natural gas contracts, estimation of damages, and valuation of energy infrastructure. Ms. Bonetti received a M.Sc. in Economics and Social Sciences and an undergraduate degree in Management of Public Administration and International Institutions, both from Bocconi University.

Jehan deFonseka specializes in leading teams in complex business litigation. His areas of focus include tax and transfer pricing disputes, valuations, data analytics, and securities-related matters. Mr. deFonseka received his MBA from Harvard Business School, and has undergraduate degrees in Economics and Electrical Engineering and Computer Science from MIT.

David J. Hutchings has extensive experience in tax disputes and transfer pricing matters, having supported experts and attorneys for both taxpayers and taxing authorities. He has focused on developing innovative economic analyses to assess the best method for transfer pricing, assessing the profitability of transactions, and investigating the business purpose doctrine. Mr. Hutchings holds an M.A. in Economics from the University of Toronto and undergraduate degrees in Economics and Mathematics from MIT.

Charles Gibbons specializes in applying sophisticated econometric and statistical models to legal, regulatory, and policy issues. His work has been used in a variety of litigation matters, including models of mortgage delinquencies, forensic analysis of product defects, and impacts of an environmental accident on outdoor recreation. Dr. Gibbons received a Ph.D. in Economics and an M.A. in Statistics from the University of California, Berkeley.

Fabricio Nunez has worked extensively on matters relating to mortgage-backed securities, assisting experts with analyses of allegations of due diligence and underwriting failures. He has supported experts developing benchmark fixed income portfolios to evaluate performance and suitability of investments, and the estimation of damages. Dr. Nunez holds a Ph.D. in Applied Economics and a M.S. in Public Policy from University of Minnesota and an undergraduate degree in Economics and Government from Universidad de Chile.

Jack Stirzaker has experience valuing businesses and financial instruments across a range of industries, from energy to banking to real estate, and in a range of settings. He focuses on corporate finance and valuation, the pricing of securities and derivatives, and assessments of regulatory issues. Mr. Stirzaker has a M.Sc. in Physics and an undergraduate degree in Natural Sciences, both from Queens’ College (Cambridge University).

Yingxia Yang specializes in the development of economic models to conduct economic and policy analyses in the energy industry, with a focus on the power sector. Her work focuses on long-term system and market outlook, integrated resource planning, generation asset evaluation, power price forecast, and environmental policy analysis. Dr. Yang holds a Ph.D. in Engineering Systems from MIT, an M.S. in Materials Science from Tsinghua University, and an undergraduate degree in Polymer Materials and Engineering from Beijing Technology and Business University.