"Clients single out partner Adriana Giannini for "her enthusiasm and passion for the competition arena," and go on to assert: "She speaks the language of business and provides very practical and clear advice on antitrust risks." Giannini is known for her solid expertise in connection with cross-border transactions and continues to assist a wide range of multinational companies with merger review proceedings before CADE."
Chambers Latin America. ed. 2021

Overview

Adriana Giannini is a partner in the Antitrust practice of Tauil & Chequer in association with Mayer Brown in the São Paulo Office. 

Adriana acts in competition law since 2000, including merger control notifications, cartel, antitrust investigations and antitrust litigation, with a focus on complex merger review cases both in Brazil and Latin America. She is specializes in general antitrust consulting, in particular with regards to public bids and distribution networks.

She is recognized by several directories and publications such as Chambers and Partners, GCR, Who's Who Legal, Análise Advocacia 500, Latin Lawyer 250, Leader’s League and Legal 500 as key practitioner of antitrust law in Brazil.

Spoken Languages

  • Portuguese
  • English

Experience

Represents clients from different industries before the Brazilian competition authorities, including the fertilizers, chemicals, mining, media and telecommunications, pharmaceutical and medical equipment, aviation consumer goods, food, packaging, among others.

Education

Fundação Getúlio Vargas (FGV/SP), Economy and Corporate Law

King's College London, University of London, LLM, Competition Law

Pontifical Catholic University PUC/SP

Activities

  • IBRAC - Brazilian Institute of Studies on Competition, Consumer Affairs and International Trade
  • Recognized by Chambers & Partners Brazil as Band 4 in Competition/Antitrust, 2022-2023
  • “Adriana is for sure one of the best lawyers I have ever worked with." – Chambers Brazil, 2023
  • Recognized by Leaders League Brazil 2023 as Excellent in Competition/Antitrust (Merger Control)
  • Recognized by Leaders League Brazil as Excellent in Competition/Antitrust (Investigations), 2022-2023
  • Recognized by Latin Lawyer 250 2023 in Competition/Antitrust
  • Recognized by WWL National 2022 as Recommended in Competition
  • Recognized by WWL Global 2022 as Future Leader in Competition
  • "She is very good, supportive and always replies very quickly." – Chambers Brazil, 2022
  • Adriana Giannini is known for her solid expertise in cross-border transactions and continues to assist a wide range of multinational companies with merger review proceedings before CADE. One client describes her as "excellent - always available and very helpful." Another commentator says: "She is practical, objective, competent and very knowledgeable." - Chambers Brazil, 2021
  • Recognized by Leaders League Brazil 2021 in Merger Control
  • Recognized by Leaders League Brazil 2021 in Cartel Damage Claims
  • Recognized by Leaders League Brazil 2021 in Antitrust Investigations
  • Clients single out partner Adriana Giannini for "her enthusiasm and passion for the competition arena," and go on to assert: "She speaks the language of business and provides very practical and clear advice on antitrust risks." Giannini is known for her solid expertise in connection with cross border transactions and continues to assist a wide range of multinational companies with merger review proceedings before CADE." - Chambers Latin America, 2021
  • Adriana Giannini is commended for her “pragmatic recommendations” and is said to be “particularly well versed in merger control matters”. - Who's Who Legal Competition, 2020
  • "An excellent competition lawyer." "She is technically brilliant, understands the client's business and provides proactive follow-ups. " - Chambers Latin America, 2020
  • "Adriana Giannini draws on over 18 years' experience in competition law, including cartel, abuse of dominance and other antitrust investigations" - The Legal 500, 2019
  • " Adriana Giannini is a specialist in merger notifications, and also has expertise in cartel and abuse of dominance investigations." - GCR 100
  • Recognized by WWL National 2019 as Recommended in Competition
  • Recognized by WWL Global 2019 as "Competition Future Leaders – Partners"
  • Recognized by the Análise Advocacia in three different categories, among them for her performance in Competition practice, representation in São Paulo and activity in the pharmaceutical sector