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Thais Arza Monteiro

Thais Arza Monteiro


Thais has significant experience in pre-litigation and in handling complex insurance law, life sciences and intellectual property cases before the Brazilian courts. She represents insurers and reinsurers in both lawsuits and arbitrations in relation to claims involving large risks insurance, public administration, reimbursement and judicial reorganization disputes.


With a particular focus on intellectual property litigation, Thais also represents local and foreign clients in lawsuits involving the infringement of trademarks, patents, software, unfair competition and data breaches.


Thais is also the deputy leader of the France-Brazil Chamber of Commerce’s law commission.


Bachelor of Laws – Universidade Presbiteriana Mackenzie;

Master’s Degree in Procedural Law – Université Paris Sud, France.


Benchmark Litigation (2019 – 2021);

Expert Guides – Rising Stars: Litigation (2021 – 2022).

Único. The Mattos Filho news portal

Authored publications

Mattos Filho in the media

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