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São Paulo


55 11 3504 7666


Tamy Tanzilli

Founding Partner

Corporate Law


English and French

Lawyer with approximately 25 years of experience in the areas of Corporate, Business Contracts, Mergers and Acquisitions, Capital Markets, Foreign Investments, Corporate Governance.

She founded GT Lawyers in 2013. 

She was a partner of Gouveia Vieira between October 1999 and March 2012.

She was a partner in ASGV between March 2012 and May 2013.

She was Director of the France-Brazil Chamber of Commerce between 2013 and 2016.

Member of the Council of the France-Brazil Chamber of Commerce since 2003.

She was a Member of the São Paulo French Alliance Council between 2007 and 2009.  

She is Professor and Coordinator of the Latin American Economics course at EM Lyon Business School – Juriste Manager International since 2003.

Recognized by Chambers and Partners France as foreign expert for Brazil in Corporate/M&A and ranked in the Latin Lawyer 250.

Most admired lawyer by Análise Advocacia, ranking of the best law firms and lawyers in Brazil.

Admitted to the Brazilian Bar Association (São Paulo Section).


Bachelor´s degree in Law from Jean Moulin Lyon III;

Bachelor´s degree in Law from Universidade de São Paulo – USP;

Master´s degree in European Union and International Law (DESS) from Jean Moulin Lyon III;