All Professionals

Andrés Chambouleyron

Managing Director

Andrés Chambouleyron is managing director at Berkeley Research Group.

He has 27 years of experience as an economist, valuation expert, consultant for public utilities (electricity, natural gas, water and sanitation, and telecommunications) and other regulated and non-regulated businesses. His work involves economic analysis, pricing and rate setting, valuation, business advisory, regulatory design and analysis, and damage assessment.

Dr. Chambouleyron has been involved in more than twenty-five arbitration cases both as case manager and expert witness assessing damages under the rules of ICDR, ICSID, ICC, VIAC and UNCITRAL in Latin America, Europe, the U.S and Canada. He has worked and provided written or oral testimony in sectors ranging from electricity generation, transmission and distribution, natural gas and oil production, transportation and distribution, water and sanitation services, telecommunications and satellite services, manufacturing, chemicals, and financial services. He has provided consulting services to both private companies and regulatory authorities throughout Latin America in Argentina, Uruguay, Peru, Chile, Colombia, Ecuador, El Salvador, Dominican Republic, Mexico and Panama

In the public sector Dr. Chambouleyron has been Undersecretary of Tariff Policy at Argentina’s Ministry of Energy and Mining. He has also been chairman of the board of Argentina’s National Electricity Regulator (ENRE), which regulates rates and quality of service for two electricity distribution companies in the Buenos Aires metropolitan area (six million users), one 500 KV electricity transmission company, and seven 132 KV regional transmission companies (fifteen million users). Dr. Chambouleyron has also been economic advisor to Argentina’s Secretary of Communications (2000 – 2001) and advisor to Argentina’s Minister of Economy 2001.

Dr. Chambouleyron’s research on pricing and regulatory issues has been published in several professional journals and books. He has taught courses in microeconomics, industrial organization, and regulation at both undergraduate and graduate levels in local universities.

Dr. Chambouleyron has been ranked International Arbitration and Energy Global Expert 2022 and 2023, and 2023 Energy Thought Leader, USA by Who´s Who Legal.

Employment History

Ente Nacional Regulador de la Electricidad (ENRE), Argentina
Chairman of the board
2018 – 2020

Ministry of Energy and Mining, Argentina
Undersecretary of tariff policy
2017 – 2018

Ministry of Economy, Argentina
Advisor to the minister

Secretariat of Communications, Argentina
Advisor to the secretary
2000- 2001

Compass Lexecon
Senior consultant
2011 – 2015

1998 – 2011

Professional Affiliations

University of Buenos Aires
Member of the Board of Directors, CEARE, School of Law

World Energy Council, local branch
Commissioner (CACME)

Referee: Telecommunications Policy, Utilities Policy, Water Resources Management, Journal of Environmental Management

Areas of Expertise


University of Texas at Austin
PhD, Economics, 1995
MA, Economics, 1992

Universidad Nacional de Cuyo, Argentina
BSc, Industrial Engineering, 1990


Who’s Who Legal: Global Leader

Arbitration Expert Witnesses 2021, 2022

  • “In an international arbitration, he showed diligence and attention to detail and excellent analytical skills.”
  • “He managed to simplify and clarify a very complex subject for the arbitration panel and for that I recommend him to you without qualification.”
  • “He was extremely thorough in developing his opinion and it was very well grounded in the background and nuances of the case.”

Energy Expert 2021

  • “Andrés Chambouleyron is regarded as ‘a true expert in his field’ whose ‘understanding of energy economics is of the highest calibre.'”

University of Texas at Austin, Department of Economics
Teaching and Research Fellowships, 1992 – 1995

University of Texas at Austin
Good Neighbor Scholarship,1991 – 1992
Phi Kappa Phi: highest GPA (3.89 / 4.00), 1991

University of Texas at Austin, Lyndon B. Johnson School of Public Affairs
Fellowship, 1990 – 1991

Universidad Nacional de Cuyo, School of Engineering
Summa Cum Laude, gold medal awarded, 1990