Zanon de Paula Barros

Zanon de Paula Barros

Practice Areas

Anti-corruption and Administrative Improbity, Mergers and Acquisitions, Administrative & Public Law, Corporate, Tax.


Phone number: +55 11 3847-3902


Zanon de Paula Barros is one of the founding partners of Leite, Tosto e Barros and his work is recognized by several specialized publications. As an example of participation in relevant cases, Mr. Barros has participated actively, at the beginning of the privatization processes, in the bids of telecommunications and electricity.

He advised a corporate group on the transfer of several cable television concessions. In addition, he also a customer in the sale operation of a large company in the sugar and alcohol sector.


Análise Advocacia – One of the most admired lawyers in Brazil (2011, 2015, 2019, 2021).

Best Lawyers Brazil – Tax Law (2018 to 2022).

Best Lawyers Global – Tax Law (2020).

Chambers Global – Dispute Resolution: Litigation (2013 to 2015).

Chambers Latin America – Litigation: Senior Statesmen (2011 to 2015).

Latin Lawyer 250 – Tax (2014 to 2017).

The Legal 500 – Dispute Resolution: Litigation (2015).

The Legal 500 – Energy and natural resources: Electricity (2015).

The Legal 500 – Tax (2013 to 2017).

Educational Background

Graduated in Law from Universidade Federal Fluminense – UFF.

Specialization in Administration from Pontifícia Universidade Católica – PUC/RJ.

Other Activities

He taught classes in commercial law at Faculdades Metropolitans Unidas – FMU, between the years 1993 and 1999.

He is a writer and has published articles in the Legislative Bulletin Adcoas, Journal of Public Law, Journal of Tax Law, Legal Journal, Labor Advising Journal, Legal Consulting Journal, Migalhas website and Business Law Journal.


Portuguese, Italian and French.
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