
The dispute resolution team at Trench Rossi Watanabe represents companies, financial institutions, and associations across a wide range of strategic judicial litigation matters involving civil, corporate, commercial, administrative, regulatory and banking disputes. Co-head Gledson Marques De Campos specialises in contractual, commercial, bankruptcy, and insolvency conflicts, while fellow co-head Andrea Brick focuses on corporate litigation for clients in the telecoms, entertainment, mining, and oil and gas sectors. Also leading the practice is Marcio De Souza Polto, who focuses on commercial and tort disputes involving pharmaceutical, medical device, chemical, automotive, and IT companies. Other key practitioners include Tiago Zapater, who is experienced in environmental and urban development litigation, and Luis Borghi, who advises on commercial and corporate disputes, product liability, and bankruptcy-related litigation.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- Tiago is a very approachable and experienced partner. I always enjoy exchanging ideas with him because he always has an excellent suggestion to offer. He has extensive legal knowledge.
- The firm has a high standard of quality and service. They have always assisted us in a timely and professional manner.
- Gledson Campos is attentive and strategic.
- They are very experienced lawyers.
- Andrea Z. Brick stands out for her extensive legal knowledge, speed and clarity in responses, and availability of access.
- The firm stands out for its extensive technical knowledge, quick responses, accessibility, and consistent quality of service. The team combines legal excellence, practical vision, and clear communication, offering reliable, objective guidance aligned with client needs. These differentiators, coupled with commitment and personalized service, set it apart in the national legal market.
Key clients
- Astellas
- BASF S.A.
- Braskem
- CHS Agronegócio Indústria e Comércio Ltda.
- Cielo S.A.
- Cinemark Brasil S.A
- DRK Logística Ltda.
- Emerson Process Management
- FILÓ S.A
- GE HEALTHCARE DO BRASIL COMÉRCIO E SERVIÇOS PARA EQUIPAMENTOS MÉDICOS – HOSPITALARES LTDA.
- Harman do Brasil Indústria Eletrônica e Participações Ltda.
- Ingresso.com
Work highlights
Representing Petrobras, Shell, and Petrogal in an antisuit injunction filed by the ANP, aiming to stop an arbitration filed against it, concerning the arbitrability of regulatory matters related to Brazil’s pre-salt oil fields.
Representing Cinemark in multiple lawsuits filed by ECAD seeking injunctions and damages related to copyright fees for film soundtracks, involving complex civil procedural strategies to prevent conflicting decisions across Brazilian courts.
Representing Nintendo in a class action challenging the legality of loot boxes in Brazil, a case with significant implications, not only for the amounts involved, but also due to the impacts for the gaming industry in Brazil and global regulatory discussions.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Marcio De Souza Polto
Practice head
Gledson Marques De Campos; Andrea Brick; Marcio De Souza Polto
Other key lawyers
Tiago Zapater; Luis Borghi
