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Our professionals


Antonio Augusto Reis

Antonio Augusto Reis
55 21 3231 8221 antonio.reis@mattosfilho.com.br Rio de Janeiro


Antonio has experience in legal consulting and environmental litigation. He advises on M&A and financial transactions, audits, project structuring, environmental licensing processes, consultations, and opinions in general. He also works with the firm’s ESG (Environmental, Social & Corporate Governance) practice, a pioneer in the Brazilian legal market.  Antonio assists with judicial and administrative litigation and consensual conflict resolution – including negotiating conduct adjustment agreements (TACs) – representing local and international clients from the energy, oil and gas, mining, steel, chemical, transportation, telecommunications, real estate, sanitation and waste management, agribusiness, pulp and paper, and forest exploitation industries. He is also an officer of the Environment, Health and Safety Committee of the International Bar Association (IBA).


Bachelor of Laws – Pontifical Catholic University of Rio de Janeiro (PUC-Rio)

Specialization in Environmental Law – Pontifical Catholic University of Rio de Janeiro (PUC-Rio)

Master of Environmental Law (LL.M) – Pace University School of Law (USA)


Análise Advocacia 500 – Environmental (2010-2021), Agroindustry (2014, 2017), Banking (2014), Trade (2019), Electricity (2014, 2016-2021), Pulp & Paper (2014, 2019-2021), Oil & Gas (2014, 2021), Steel & Mining (2014, 2017-2018, 2020), Transportation & Logistics (2019) and Rio de Janeiro (2014-2021)

Chambers Brazil (formerly Chambers Latin America) – Environment (2012-2021)

Client’s Choice Award – Environment & Climate Change (2019)

Latin Lawyer 250 – Environment (2021)

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With Antonio Augusto Reis

ESG criteria and the Oil & Gas market

​The transition to a low-carbon economy has driven changes in the energy industry around the world. For this reason, discussions about energy transition including the Oil & Gas sector have increased, especially under a perspective of sustainability and concerning environmental, social, and governance criteria — also called ESG.

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