TozziniFreire Advogados

Dispute Resolution: South

4 ranked lawyersBand 2BrazilLatin America 2021 View ranking table
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Ranked Lawyers
chambers review
department information
Ranked Lawyers

Chambers Review

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What the team is known for

Well-regarded national firm enjoying an excellent local reputation thanks to its Porto Alegre-based team. Department is particularly well equipped to handle sophisticated civil law mandates and regularly undertakes arbitral and judicial proceedings. Clientele stems from the energy, financial services, insurance and telecommunications sectors. Often represents private companies in disputes against governmental bodies and class actions. Uber and Rádio e Televisão Bandeirantes are new clients.


One interviewee pinpoints "the great synergy, availability and agility offered by the firm," and concludes: "I am confident in their advice."

Work highlights

Assisted Ecoplan Engenharia with a lawsuit filed against Infraero regarding an engineering project agreement signed for the expansion of Salgado Filho International Airport in Porto Alegre.

Notable practitioners

Porto Alegre-based partner Eduardo Mariotti is regularly sought out by important players arising from the financial services and energy sectors to assist with a wide range of contentious mandates, including corporate disputes and civil lawsuits. A market observer underlines: "Eduardo is very intelligent and focused on contentious matters," while another adds that "he is an excellent lawyer with expertise in tribunals."Mariotti additionally acts in national and international arbitration proceedings.

"Highly technical and pleasant" co-head of department Luis Renato Ferreira da Silva is highly respected in the local arena due to his longstanding practice advising on civil litigation cases before state and federal courts. He is recommended by a peer as "an outstanding dispute resolution professional who handles strategic matters really well." Local and national companies operating in the energy, financial services and food sectors instruct him to act on corporate disputes and class actions, as well as arbitration proceedings.

"Excellent" Porto Alegre-based practitioner Roberto Pierri Bersch receives plaudits in connection with his specialised dispute resolution practice related to the labour arena. "He is very hard-working, organised and focused on employment disputes," endorses a peer. Clientele benefits from his expertise in judicial cases at all levels, in addition to pre-litigation matters.

"Thoughtful" practitioner Vinícius de Oliveira Berni impresses clients, who report that "he was a key adviser on a recent corporate dispute" and add: "Vinícius is very pleasant to work with and provided us with brilliant pleadings as well as an accurate agreement." Another source endorses: "He closely follows up cases to ensure the timeliness and excellence of the deliverables." Berni demonstrates solid expertise assisting with arbitration proceedings and class actions.

Department Information

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TozziniFreire’s Dispute Resolution practice is known for its strong reputation in assisting companies involved in business-related disputes representing domestic and foreign clients from the most different industries. Our Arbitration and Litigation teams are recognized as leaders in the sector by frequently managing Brazil’s most significant cases.

Our professionals have broad experience in all aspects of arbitration, from ad hoc to institutional arbitration processes. The arbitration group regularly serves as arbitrators, mediators, and experts in international disputes in M&A, capital markets, insurance, construction, and energy, among other areas.
Agility, creativity, and assertiveness form the cornerstones of TozziniFreire’s litigation practice. Our professionals use cutting-edge strategies and technology to create effective solutions that allow clients to avoid extensive litigation and delayed relief. Each case is handled as a unique claim and managed according to a customized plan that includes pre-litigation strategies with a proven record of success.

Comprised of highly qualified lawyers with broad experience in all classes of judicial disputes, our litigation team appears in state and federal courts throughout the Brazilian territory and issue legal opinions on a variety of topics.


Automobiles & Parts



Commercial & Professional Services

Construction & Materials

Consumer Product Manufacturing


Financial Services

Food & Drink Producers

Forestry & Paper


Industrial Engineering


Pharmaceuticals & Life Sciences


Software & Computer Services


Technology, Hardware & Electronics



Dispute Resolution: South Department

TozziniFreire Advogados

Department location

Av. Carlos Gomes 222

Opus One

5 andar

Porto Alegre - RS

Rio Grande Do Sul



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Ranked Lawyers

Chambers Research is conducted by 200 Research Analysts, across 200 jurisdictions and provides nearly 6,000 rankings tables. Annually we collect hundreds of thousands of responses from clients, the majority via in-depth interview. Learn more about our methodology.


Dispute Resolution: South

Eduardo Mariotti
Band 2
Luis Renato Ferreira da Silva
Band 2
Roberto Pierri Bersch
Band 4
Vinícius de Oliveira Berni
Band 3