LAWYER PROFILE

Gustavo L. Haddad

Global 2026

Lefosse Advogados

Ranked in 2 practice areas

Tax: Non-contentious

Brazil

5 years ranked

Tax: Litigation

Brazil

4 years ranked

About

Provided by Lefosse Advogados

Practice Areas

Tax and Wealth Planning

Career

Gustavo is a partner in Tax and Wealth Planning at Lefosse.

He works in tax consulting and litigation and has extensive experience in advising national and international clients as well as representing them on tax litigation cases. Gustavo is listed by the main international law guides as one of the best tax and wealth planning lawyers in Brazil.

In addition to his work as a lawyer, Gustavo is also a tax law professor at Insper (Instituto de Ensino e Pesquisa) and at IBDT (Instituto Brasileiro de Direito Tributário – Brazilian Institute of Tax Law).

Chambers Review

Provided by Chambers

Chambers Global Guide

Tax: Non-contentious - Brazil

Band 1

Individual Editorial

Gustavo L. Haddad has strong capabilities in assisting clients with the tax implications of important transactions, including M&A and IPOs. He also deals with tax consultancy, acting on matters such as corporate reorganisations.

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Tax: Litigation - Brazil

Band 3

Individual Editorial

Gustavo Lian Haddad is well regarded in the market for his track record of advising companies on tax disputes arising from a range of matters, including foreign taxation, goodwill amortisation, IRPJ and withholding tax.

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Strengths

Provided by Chambers

A professional who works very closely with us, Gustavo Haddad has a lot of knowledge of Brazilian taxes, international law and accounting. Plus, he speaks good English and works with major players.
Tax: Non-contentiousChambers Global Guide
Gustavo Haddad is a very senior tax adviser who can manage very complex and challenging tax matters with practical advice.
Tax: Non-contentiousChambers Global Guide
Gustavo Haddad is the best tax lawyer I've ever worked with.
Tax: Non-contentiousChambers Global Guide
A lawyer with deep and broad knowledge of law and accounting, Gustavo Haddad is an excellent strategist.
Tax: Non-contentiousChambers Global Guide
Gustavo Haddad is an excellent adviser. He is trusted by us to provide best-in-class tax advice and client service. He adds value to every project and conversation, and is a pleasure to work with.
Tax: Non-contentiousChambers Global Guide
Gustavo has in-depth knowledge of tax matters, whether at the corporate level or in the tax affairs of individuals. He is able to transform his knowledge into practical and value-added advice.
Tax: LitigationChambers Global Guide