Clarity in the Face of Complexity
The Brattle Group answers complex economic,
regulatory, and financial questions for corporations,
law firms, and governments around the world.

Featured Press Release
Transfer Pricing Expert Andrew O’Brien-Penney Joins The Brattle Group as Principal
The Brattle Group has welcomed Andrew O’Brien-Penney to its Chicago office as a Principal in its Tax Controversy & Transfer Pricing practice. Mr. O’Brien-Penney brings nearly two decades of experience advising clients on complex transfer pricing matters.

Interactive Feature
Managing Coal Plant Retirements for an Orderly Transition to Decarbonization
Coal plants are increasingly under economic pressure due to slow load growth, low natural gas prices, and declining wind and solar costs, among other factors. As a result, about 30% of US coal capacity has retired since 2010, with an additional 55 GW slated to retire by 2030.
Featured Practices
Featured Experts
The Brattle Group is distinguished by the clarity of our insights and the credibility of our experts, which include leading international academics and industry specialists.

Join the Team
Intellectual curiosity, a passion for principles, a strong team orientation, and respect for clients and colleagues are part of the Brattle DNA. We’re always seeking bright, collaborative professionals to join our team.
OUR APPROACH“Brattle’s quantum reports and their explanation by Brattle’s experts during direct and cross-examination…were sound, solid, and convincing.”