Firm Profile

Ayres Westin Advogados

Brazil Guide 2025

Ranked departments
Ranked lawyers
Brazil

Ayres Westin Advogados

Ayres Westin Advogados

Contact number

55 11 5225 0000

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About

Provided by Ayres Westin Advogados
Brazil: Contentious
Firm Details

Key Partners: Gilberto Ayres Moreira, Claudia Cristina dos S. Abrosio, Fernando Westin

Offices: São Paulo and Belo Horizonte

Firm Overview

Ayres Westin Advogados is a well-established law firm with a team of highly experienced and renowned attorneys who combine solid legal practise with academic excellence. The partners, associates, and consultants of the law firm have in-depth knowledge of the economic sectors in which they act and are able to deliver tailored and high-quality legal services to both domestic and international corporations and individuals.

Ayres Westin Advogados has offices in São Paulo and Belo Horizonte. The firm has a modern structure and is committed to offering agile and efficient services through constant investments in technology and professional development. Counting on strategic partnerships with other law firms, the team extends its legal practice to the whole Brazilian territory.

Main Areas of Practice

Tax: Ayres Westin Advogados’ tax department has a solid specialisation in tax law and advises both national and international companies on all matters involving federal, state and municipal taxes. The team comprises renowned professionals with academic knowledge coupled with a vast market experience in various economic sectors. The group offers sound advice on maximising tax efficiency, reducing risks, and reducing tax contingencies by analysing domestic legislation, treaties and available planning alternatives.

International trade: The international trade team assists clients in reducing risks and maximising efficiencies associated with regulation and taxation of international trade in goods and services. The law firm advises Brazilian clients on their processes of internalisation and foreign clients on establishing their Brazilian operations. Trade remedies are also under the scope of the international team.

Competition: Ayres Westin Advogados’ competition team has broad experience in national economic politics and advises its clients on an ample spectrum of matters such as approval for business mergers before the Brazilian competition authority (CADE) resulting from acquisitions, joint ventures and associations; advising clients on investigations of anticompetitive conduct, especially cartels; assisting with the negotiation of leniency agreements and consent decrees; advice on all proceedings of competitive nature, especially the ones related to the prevention and/or repairing of damages and proceedings aiming the annulment of CADE decisions, as well as conducting thorough due diligence and compliance programs.

Litigation and Arbitration: The firm’s arbitration and litigation department act on both litigation and pre-litigation scenarios, advising its clients on negotiations, mediations and arbitrations within Brazil. It represents clients on strategic matters, acting to prevent conflicts and offer the best solution to the clients’ needs.

Its team is distinguished by the extensive experience of its professionals and their performance in the courts, especially regarding class actions, including the ones of misconduct, writ of mandamus, among others.

Corporate Law: Ayres Westin Advogados’ Corporate team covers the entire range of corporate services, providing preventive assistance and corporate litigation, including appeals in all instances. Furthermore, our team acts on various corporate matters, such as support to new projects, assistance in choosing the best corporate practice, negotiation and drafting of the corporate statutes and shareholder agreements, and advice on the companies’ day-to-day matters regarding regulatory, statutory and legal rules.

Merger & Acquisition: Ayres Westin Advogados’ M&A team has great expertise in international trade and is globally recognised for its work in transnational business. Our dedicated M&A group offers a high-level service in every step of the transactions, from designing the acquisition strategy and aligning the businesses’ priorities to the performance of due diligence, negotiation of contracts and follow-up on any issues that might occur after the closure of the operation.

Capital markets: Ayres Westin Advogados provides legal advice on transactions performed in the capital markets by publicly-held companies and investment funds and assists the operations executed by portfolio managers, managers and other market agents.

The firm also advises market agents on the applicable regulation – Brazilian Securities Commission (CVM), Brazilian Stock Exchange B3 (B3), and Brazilian Financial and Capital Markets Association (ANBIMA) – and provides legal support for the preparation of manuals and internal policies, compliance, and prevention of money laundering, among others.

Brazil: Transactional
Firm Details

Key Partners: Gilberto Ayres Moreira, Claudia Cristina dos S. Abrosio, Fernando Westin, Victor Castro, Marcelo Côrrea e Guilherme Val.

Offices: São Paulo and Belo Horizonte

Firm Overview:

Ayres Westin Advogados is a well-established law firm with a team of highly experienced and renowned attorneys who combine solid legal practise with academic excellence. The partners, associates, and consultants of the law firm have in-depth knowledge of the economic sectors in which they act and are able to deliver tailored and high-quality legal services to both domestic and international corporations and individuals.

Ayres Westin Advogados has offices in São Paulo and Belo Horizonte. The firm has a modern structure and is committed to offering agile and efficient services through constant investments in technology and professional development. Counting on strategic partnerships with other law firms, the team extends its legal practice to the whole Brazilian territory.

Brazil: Regions
Firm Details

Key Partners: Gilberto Ayres Moreira, Claudia Cristina dos S. Abrosio, Fernando Westin, Victor Castro, Marcelo Corrêa, Jonathan S. Mazon and Guilherme Costa Val

Offices: São Paulo and Belo Horizonte.

Firm Overview:

Ayres Westin Advogados is a well-established law firm with a team of highly experienced and renowned attorneys who combine solid legal practise with academic excellence. The partners, associates, and consultants of the firm have in-depth knowledge of the economic sectors in which they act and are able to deliver tailored and high-quality legal services to both domestic and international corporations and individuals.

Ayres Westin Advogados has offices in São Paulo and Belo Horizonte. The firm has a modern structure and is committed to offering agile and efficient services through constant investments in technology and professional development. Counting on strategic partnerships with other law firms, the team extends its legal practice to the whole Brazilian territory.

Ranked Offices

Provided by Ayres Westin Advogados

Brazil - Head office

Ayres Westin Advogados rankings

Brazil Guide 2025
Filter by
Band
Brazil
Dispute Resolution: Minas Gerais
1 Department
Department
Dispute Resolution: Minas Gerais
4
Dispute Resolution: Minas Gerais
4
Band 4
Tax Litigation: Highly Regarded
1 Department
Department
Tax Litigation: Highly Regarded
3
Tax Litigation: Highly Regarded
3
Band 3
Tax Non-contentious: Highly Regarded
1 Department
Department
Tax Non-contentious: Highly Regarded
3
Tax Non-contentious: Highly Regarded
3
Band 3
Tax: Litigation
2 Ranked Lawyers
Lawyers
Fernando Westin Marcondes Pereira
5
Fernando Westin Marcondes Pereira
5
Band 5
Gilberto Ayres Moreira
6
Gilberto Ayres Moreira
6
Band 6
Tax: Non-contentious
1 Ranked Lawyer
Lawyers
Gilberto Ayres Moreira
5
Gilberto Ayres Moreira
5
Band 5

Articles, highlights and press releases

1 item provided by Ayres Westin Advogados