Guilherme Athayde Porto

Luciana Arduin has over 20 years of experience, with a professional practice focused on labour and employment law. She is highly specialised in defending clients from the banking, civil construction, and telecommunications sectors in complex labour lawsuits, particularly those involving high-level executives. She holds an undergraduate degree in Law from Mackenzie Presbyterian University and a postgraduate degree from the Pontifical Catholic University of São Paulo (PUC-SP). Early in h...

Specialist in Tax Litigation and Advisory, Fernando Westin has a robust background in leading tax litigation teams for both domestic and multinational companies. As a partner focused of the Tax Litigation team in São Paulo, Westin excels in administrative and judicial tax disputes, due diligence processes, and participation in amnesty and installment programs. Recognized as a Highly Recommended Lawyer by ITR World Tax, Highly Recommended by Chambers Brazil, and a Highlight in Best Lawy...

Thiago Ramos Barbosa is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Thiago, who practices law in São Paulo, Brazil, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thiago is held by other top lawyers in the same geographic and legal practice area.

Alberto Medeiros is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Alberto, who practices law in Brasília, Brazil, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alberto is held by other top lawyers in the same geographic and legal practice area.

Mr. Areno has worked on more than 40 offerings, including of Banco BTG Pactual, Azul, Ultrapar, Cosan, Tarpon, BR Malls, Iguatemi, MetLife and Banco do Brasil. In addition, he has been involved in several mergers and acquisitions, including representing Deutsche Bank AG as financial advisor to Enersis Américas S.A. (Chile) in the US$22 billion restructuring of certain companies controlled by Enel (recognized as a 2017 Global Finance Deal of the Year (Insolvency and Restructuring) by Th...

Daniel Ribeiro is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Daniel, who practices law in Belo Horizonte, Brazil, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.

Senior Partner at “A. Lopes Muniz Advogados Associados in São Paulo, Brazil, since 2004, with more than 40 years of experience working as a lawyer, both in-house and as a legal consultant. Author of several articles on Life Sciences Regulatory, Business Ethics, and Intellectual Property, published in different media with copies maintained at www.marcoslevy.blogspot.com.br Director of Legal and Corporate Affairs of MSD Brazil (Merck & Co, Inc.) from 1991 to 2002, Legal Directo...

Zanon de Paula Barros is one of the founding partners of Leite, Tosto e Barros and his work is recognized by various publications. As an example of his participation in relevant cases, he took an active part, at the beginning of the privatization processes, in the telecommunications and electricity tenders. Advised a business group on the transfer of several cable television concessions. He also advised a client on the sale of a very large sugar and alcohol company

Daniel Corrêa Szelbracikowski is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Tax Law. Daniel Corrêa, who practices law in Brasília, Brazil, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel Corrêa is held by other top lawyers in the same geographic and legal practice area.

Partner at Sergio Bermudes Advogados. Arbitration Practitioner and Civil Litigator specializing in national and cross-border Corporate, Commercial and Insolvency/Reorganization issues. Graduate in Law from the Pontifícia Universidade Católica of Rio de Janeiro (PUC-RIO) and holder of a Master’s Degree (LL.M) from the Université Paris 1 - Panthéon-Sorbonne. Completed professional training in Negotiation at Harvard Law School in 2009. Current Vice-President of ...