Calixto Salomão Filho

Year of Call:
1989 (Brazil)
Direct Access:
No

Calixto Salomão Filho is a professional associate and a Brazilian legal scholar and attorney specializing in comparative commercial law, Brazilian corporate law, and Brazilian antitrust law and regulation.

With over 25 years of experience, he seamlessly integrates deep academic expertise—as a professor at the University of São Paulo Law School and the Gide Loyrette Nouel Chair of Law and Development at Sciences Po, Paris—with practical insight.

He provides specialized legal opinions and strategic consulting on complex matters, including internationally, earning recognition as a leader in addressing intricate legal challenges across diverse jurisdictions.

Calixto’s practice is primarily focused on Brazilian corporate law, where he provides expert guidance on a wide range of issues. His work includes advising on governance structures and the rights and responsibilities of companies and their stakeholders, with a particular emphasis on environmental and social obligations. He is highly experienced in corporate reorganizations and mergers and acquisitions (M&A), as well as offering strategic legal advice on capital markets and shareholder relations.

In the field of antitrust law and economic regulation, Calixto is a recognized thought leader. He specializes in navigating complex regulatory frameworks and addressing antitrust challenges, with a focus on analysing market power and anticompetitive practices, and advising on the regulatory aspects of economic activities.

Beyond these areas, Calixto’s expertise extends to intellectual property, contracts, and commercial transactions. He also addresses legal aspects of sustainability and human rights, helping companies fulfil their responsibilities toward employees, communities, and the environment.

Additionally, he is experienced in arbitration and dispute resolution, bolstered by his position as Vice President of the Market Arbitration Panel of the São Paulo Stock Exchange (Bovespa).

Calixto has extensive publications in Brazilian and comparative commercial, corporate and antitrust law.

Expertise

Calixto is an expert legal opinion writer and leading counsel in Brazilian and comparative commercial law, specializing in complex litigation and arbitration.

He is also a Professor of Commercial Law at University of São Paulo Law School, and Professor of the Gide Loyrette Nouel Chair of Law and Development at Institut de Sciences Politiques (SciencesPo), Paris.

 

Calixto is an expert legal opinion writer and leading counsel in Brazilian and comparative corporate law, specializing in complex litigation and arbitration.

He acted as leading consultant in Município de Mariana & Others v. BHP Group, which is described as ‘the biggest class action ever.’

Calixto is an expert legal opinion writer and leading counsel in Brazilian and comparative antitrust law, specializing in complex litigation and arbitration.

He acted as leading consultant in Viegas v. Cutrale & Others.

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  • Member of the Brazilian Bar, São Paulo Chaper, Brazil, since 1989.
  • Vice President of the Market Arbitration Panel of the São Paulo Stock Exchange (Bovespa).
  • Member of the Arbitration and Mediation Center of the Chamber of Commerce Brazil-Canada.
  • Member of the Drafting Committee of the Novo Mercado Regulation (2000 to 2001) of the São Paulo Stock Exchange (Bovespa) and Member of the Consultation Chamber of the Novo Mercado.
  • Member of the Academic Council of Institute for Global Law and Policy (IGLP) at Harvard Law School.

  • Portuguese (Native)
  • English (Fluent)
  • Italian (Fluent)
  • French (Fluent)
  • German (Fluent)

Commercial and Comparative Law Publications:

  • TEORIA CRÍTTICO-ESTRUCTURALISTA DEL DERECHO MERCANTIL (Marcial Pons, 2017);
  • TEORIA CRÍTICO-ESTRUTURALISTA DO DIREITO COMERCIAL (Marcial Pons, 2015);
  • Le modèle neostructuraliste, 152 COMMENTAIRE (2015, co-authored with Edouard Lemoalle).

Brazilian and Comparative Corporate Law Publications:

  • Social Enterprises and Benefit Corporations in Brazil: Projects for Corporate Qualification and Capital Market Regulation, in THE INTERNATIONAL HANDBOOK OF SOCIAL ENTERPRISE LAW (Henry Peter et al. eds., 2023, co-authored with Rachel Avellar Sotomaior Karam);
  • NOVO DIREITO SOCIETÁRIO: EFICÁCIA E SUSTENTABILIDADE (5th ed., Saraiva, 2019); O PODER DE CONTROLE NA SOCIEDADE ANÔNIMA (5th ed., Forense, 2014, co-authored with Fábio Konder Comparato);
  • Structural Analysis of Corporate Law: A Developing Country Perspective, in I FESTSCHRIFT FÜR KLAUS J. HOPT ZUM 70. GEBURTSTAG AM 24. AUGUST 2010 1279 (Stefan Grundmann et al. eds., 2010);
  • A SOCIEDADE UNIPESSOAL (Malheiros, 1995).

Brazilian and Comparative Antitrust Law:

  • Towards a Broader Approach to Competition and the Environment: Market Power and Environmental Disasters, 73 GRUR INTERNATIONAL 763 (2024, co-authored with Vitor Henrique Pinto Ido and Arthur Sadami);
  • REGULAÇÃO DA ATIVIDADE ECONÔMICA (3rd ed., Quartier Latin, 2021); DIREITO CONCORRENCIAL (2nd ed., Forense, 2021);
  • Monopolies and Underdevelopment: Some Clarifications, 40 WORLD COMPETITION (2017);
  • MONOPOLIES AND UNDERDEVELOPMENT: FROM COLONIAL PAST TO GLOBAL REALITY (Edward Elgar, 2015);
  • A LEGAL THEORY OF ECONOMIC POWER: IMPLICATIONS FOR SOCIAL AND ECONOMIC DEVELOPMENT (Edward Elgar, 2011);
  • REGULAÇÃO E DESENVOLVIMENTO: NOVOS TEMAS (Malheiros, 2011, editor);
  • HISTOIRE CRITIQUE DES MONOPOLES: UNE PERSPECTIVE JURIDIQUE ET ÉCONOMIQUE (L.G.D.J, 2010);
  • DIREITO CONCORRENCIAL: AS ESTRUTURAS (3rd ed., Malheiros, 2008);
  • DIREITO CONCORRENCIAL: AS CONDUTAS (Malheiros, 2003);
  • Revolution through law in the economic sphere, in EL DERECHO COMO OBJETO E INSTRUMENTO DE TRANSFORMACIÓN 3 (SELA ed., 2003);
  • REGULAÇÃO E CONCORRÊNCIA – ESTUDOS E PARECERES, São Paulo, Malheiros, 2002;
  • REGULAÇÃO E DESENVOLVIMENTO (Malheiros, 2002, editor).

  • 21st Edition of the Brazilian Ministry of Human Rights Award, in the category Guaranteeing the Rights of the Homeless Population, as coordinator of the Luiz Gama Human Rights Clinic at the University of São Paulo Law School (2015).

  • Ph.D. Degree in Comparative Commercial Law at University of Rome (summa cum laude, 1992).

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