Todorov, Giannini & Nisiyama Advogados
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Todorov, Giannini & Nisiyama Advogados, founded in 2024 by former Tauil & Chequer Advogados practitioners Francisco Ribeiro Todorov, Adriana Franco Giannini, and Lorena Leite Nisiyama, has made a name for itself in the market due to its expertise in multijurisdictional merger filings and conduct investigations. The group has experience representing notable businesses from the food and beverage, technology, and automotive sectors, among sectors, before CADE in cartel and abuse of dominance investigations. Todorov is adept at leading on administrative proceedings and antitrust litigation, while Giannini concentrates on merger control proceedings. Nisiyama stands out for her aptitude for administrative proceedings concerning cartel and abuse of dominance allegations, as well as leniency and settlement agreements.
Legal 500 Editorial commentary
Key clients
- Microsoft
- Biotronik
Work highlights
Represented Microsoft in an investigation carried out by CADE into transactions involving AI start-ups Mistral and Inflection.


