LAWYER PROFILE

Rômulo Sampaio

Global 2026

Mattos Filho

Ranked in 2 practice areas

Environment

Brazil

1 year ranked

Crisis Management

Brazil

1 year ranked

Contributions and articles

1 Global Practice Guides

About

Provided by Mattos Filho

Global

Practice Areas

Environmental Law & Climate Change; ESG; Energy Transition;

Career

Rômulo’s practice focuses on advisory and litigation for environmental and climate change issues. Experienced in consensual conflict resolution and socio-environmental and climate matters, he also specializes in ESG (Environmental, Social and Corporate Governance) – particularly with structuring opportunities in carbon markets, waste management, and water resources.

Rômulo represents clients in litigation before state, federal and higher courts, including cases of national importance before the Federal Supreme Court. He is a member of the Environmental Law Commission of the Brazilian Bar Association (OAB-RJ) and the Brazilian Lawyers’ Institute (IAB).

Rômulo dedicates himself to academic life as a professor in Regulatory Law at the Getulio Vargas Foundation School of Law in Rio de Janeiro, also teaching within master’s and doctorate programs. He is an adjunct professor at Pace University in New York and a visiting professor at Georgia State University College of Law in Atlanta.

Education

Pontifícia Universidade Católica do Paraná (PUC-PR)

Bachelor of Laws

Pontifícia Universidade Católica do Paraná (PUC-PR)

Master of Economic and Social Law

Pace University School of Law, USA

Master of Environmental Law (LL.M)

Pace University School of Law, USA

Juris Doctor Program in Environmental Law

Languages Spoken

English

Portuguese

Chambers Review

Provided by Chambers

Chambers Global Guide

Environment - Brazil

Band 3

Individual Editorial

Rômulo Sampaio is a well-regarded environment lawyer able to advise on both contentious and non-contentious issues.

Learn more about this team View ranking table

Crisis Management - Brazil

Band 3

Individual Editorial

Rômulo Sampaio is a leading Brazilian lawyer in environmental and climate-related crises, known for guiding companies through legal risks, enforcement actions and complex disputes. He advises top clients across industries, from energy and mining to finance and retail, on crisis response and strategic litigation.

Learn more about this team View ranking table

Strengths

Provided by Chambers

Rômulo has the ability to explain complex concepts in a very simple way and to defend our position in a firm and elegant manner. He's a true partner to us.
EnvironmentChambers Global Guide
Rômulo's really good technically. He has the drive to find the best resolution to cases, not settling for cookie-cutter solutions.
EnvironmentChambers Global Guide
Rômulo is a lawyer to highlight when it comes to environment law cases.
EnvironmentChambers Global Guide
With a holistic understanding of complex issues, Rômulo Sampaio effectively connects environmental challenges with broader business areas and communicates clearly across leadership teams.
Crisis ManagementChambers Global Guide