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Logo: TozziniFreire
Logo: TozziniFreire

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IBA Global

Copenhagen | 2026

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About us

50

Years

55

practice areas

6

offices

7

international desks

1400

professionals

TozziniFreire is a premier full-service law firm that provides legal services to domestic and foreign companies in a wide variety of business sectors. We have played a major role in many of the most significant transactions in the Brazilian market, becoming one of the largest and most prestigious firms in Latin America. Our expertise has been consistently recognized by international and national specialized publications, and our partners are regularly recognized and recommended as leaders in their field of practice.

With fully-owned offices in several cities in Brazil, we are able to guarantee our clients the same outstanding services and one-firm resource throughout the country.

Alexei Bonamin

Banking & Finance | Capital Markets | Private Equity
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Carlos Barbosa Mello

M&A | Capital Markets
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Cinthia de Lamare

Restructuring and Insolvency | Litigation
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Fernando Eduardo Serec

Dispute Resolution
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Giovanni Paolo Falcetta

Compliance & Investigations | Crisis Management | São Paulo, Europe and Middle East
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Guilherme Ribas

Antitrust | Crisis Management
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Karla Lini Maeji

Compliance & Investigation
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Laura Freitas

Infrastructure and Energy
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Marcelo Calliari

Antitrust | International Trade
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Rubens Granja

Life Sciences and Healthcare
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Doing business in brazil

Doing Business in Brazil tem como objetivo fornecer uma visão geral do ambiente jurídico e de investimento brasileiro. Aborda os principais aspectos legais, desafios, oportunidades e tendências em investimentos estrangeiros, atendendo às necessidades de investidores em diferentes estágios de maturidade quando se trata de investir no Brasil.

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Office and desks

Foreign Desk

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Locations

Brasília
Belo horizonte
Campinas
Porto Alegre
Rio de Janeiro
São Paulo
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Reconhecimentos

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Confira nossos destaques dos últimos anos nos principais diretórios do mercado jurídico.

Rankings

Logo: Chambers
Logo: Legal 500
Logo: Latin Lawyer 250
Logo: IFLR1000
Logo: Análise Advocacia
Logo: GAR
Logo: GCR
Logo: GDR
Logo: GIR
Logo: ITR World Tax
Logo: IAM Patent 1000
Logo: WTR 1000

Prêmios

Logo: Chambers Brazil Awards
Logo: Legal 500 Brazil Awards
Logo: LegalCommunity Awards
Logo: Brazil’s Leading Lawyers Awards
Logo: Latin Lawyer Deal of the Year
Logo: LatinFinance
Logo: IFLR Americas Awards
Fale com nossos <strong>especialistas</strong>

Fale com nossos especialistas

Nossa equipe reúne experiência multidisciplinar e conhecimento de mercado para oferecer soluções jurídicas alinhadas aos objetivos do seu negócio. Preencha o formulário e inicie uma conversa com nossos especialistas.

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              © 2026 TozziniFreire Advogados. Todos os direitos reservados.

              Alexei Bonamin

              Banking & Finance | Capital Markets | Private Equity

              Co-chair of the IBA Securities and Capital Markets Committee and TozziniFreire’s Representative of the IBA Members’ Group

              With experience in Capital Markets and Banking & Finance since 1996, Alexei has expertise in public offerings, IPOs, follow-on, publicly-held companies, international issues, structured finance, project finance, securitization, syndicated loans, agribusiness finance, derivatives, blended finance, ESG, sustainable & impact investing, ESG disclosures, climate finance, green finance, social finance, sustainable finance, crowdfunding, endowments, asset management, investment funds, private equity, venture capital, corporate venture, financial innovation, fintechs, payment institutions, payment schemes, instant payments, open banking, blockchain, regulatory sandbox, regulation of financial institutions, securities regulation, financial compliance, financial investigation, financial enforcement, and financial leniency agreements.

              Carlos Barbosa Mello

              M&A | Capital Markets

              Partner in the Corporate and Foreign Investment and Mergers and Acquisitions practices at TozziniFreire, Carlos has worked as leading counsel in several of the most significant transactions in the Brazilian capital markets in recent years. Through his relationships with issuers, coordinators, and regulatory authorities, he has expanded his practice to the mergers and acquisitions and private equity areas. Additionally, Carlos has experience as a foreign lawyer at Milbank, Tweed, Hadley & McCloy, in New York.

              Cinthia de Lamare

              Restructuring and Insolvency | Litigation

              Cinthia de Lamare has a distinguished track record advising clients on judicial and out‑of‑court restructurings (reorganization of a company’s debts and operations), debt restructurings, debt recovery, financing and the acquisition of distressed assets. She also has significant expertise in complex and sophisticated financial transactions, from structuring and fundraising stages to the negotiation of debt instruments and collateral packages, always focused on developing strategic solutions that create value and mitigate future risks. In Dispute Resolution, Cinthia is recognized for her work on complex, strategic cases across all areas of corporate litigation, including representation in sophisticated disputes in sectors such as energy, mining, telecommunications, infrastructure and oil & gas, including offshore operations.

              Fernando Eduardo Serec

              Dispute Resolution

              TozziniFreire's CEO and head of the Litigation and Arbitration practice groups, Fernando has broad experience in litigation and international arbitrations involving real estate matters, complex financial contracts, and a wide range of administrative law issues. He has worked on international arbitrations in Brazil, USA, and Europe at major international and local arbitration institutions involving mergers and acquisitions, joint venture agreements, financial and banking disputes, infrastructure projects, insurance coverage, construction contracts, distribution agreements, and intellectual property issues, among other areas.

              Giovanni Paolo Falcetta

              Compliance & Investigations | Crisis Management | São Paulo, Europe and Middle East

              São Paulo, Europe and Middle East

              Giovanni operates at the intersection of law, risk, and business strategy, advising boards of directors, companies, and independent committees on the prevention, detection, response to, and remediation of highly complex compliance, regulatory, risk, and corporate crisis matters. His practice is focused on transforming regulatory challenges, cross-border investigations, and high-stakes situations into clarity, structure, and strategic certainty. He leads internal investigations involving fraud, corruption, and ethical misconduct for both domestic and international companies, representing clients in complex negotiations with authorities and regulators, as well as in leniency agreements and multi-jurisdictional disputes. His experience also encompasses M&A due diligence, risk assessments, and the design of compliance programs tailored to companies’ operational realities. Giovanni also coordinates the firm's strategic initiatives across Europe and the Middle East, connecting the firm to global markets and advising clients on market entry strategies. He combines a global business perspective with local expertise to bridge strategic demands across different cultures and regulatory environments.

              Guilherme Ribas

              Antitrust | Crisis Management

              Officer of the IBA Communications Law Committee

              Guilherme has over 23 years of experience in competition law, having worked at both public agencies and private companies, assisting clients in different industries, such as pharmaceutical, telecommunications, internet, technology, payment service providers, food and beverages, textile, and plastics. His practice is focused on advising clients on cartel investigations and unilateral conducts, as well as on mergers and compliance programs. He served as general coordinator in the now extinct SDE (Secretariat of Economic Law) of the Ministry of Justice, where he conducted the first antitrust dawn raids and drafted the antitrust compliance guidelines (SDE Ordinance No. 14/2004).

              Karla Lini Maeji

              Compliance & Investigation

              Officer of the IBA Anti-Corruption Committee

              Karla Lini Maeji is a partner in the Compliance & Investigation practice at TozziniFreire with extensive experience acting as counsel for foreign listed companies doing business in Brazil, focusing her practice on internal investigations, and regulatory and criminal enforcement. She has conducted numerous cross-border investigations, especially into corruption, fraud, and procurement irregularities reporting to Audit Committees, interacting with external auditors, and having a keen eye for handling matters that may affect the company in different areas of law and jurisdictions. She has consistent experience strategically representing clients before multiple authorities, both in the context of leniency agreements and defense. Karla also regularly advises corporate clients on a broad range of compliance matters for having a deep understanding of her clients’ business and potential impacts on the company. One of her initiatives was the creation and coordination of TozziniFreire´s Government Sales practice group, which consolidates all the experience acquired in cases involving the issue to offer truly multidisciplinary assistance to clients. Karla is known by peer-reviewed publications as a "distinguished lawyer", with a "practical approach to problem-solving" and "a good business overview, besides having great technical knowledge of compliance". She holds an LL.M. from Columbia University School of Law, USA, and took a secondment program at an international law firm in London.

              Laura Freitas

              Infrastructure and Energy

              Partner at TozziniFreire in the Infrastructure and Energy practice, Laura Souza is widely recognized as a leading authority on legal matters related to the electric power sector and its operations. Her expertise encompasses strategic support in project structuring, guidance on mapping diverse business models within the industry, and advisory services for foreign companies entering the Brazilian market. She is also highly skilled in energy regulatory issues. Throughout her career, Laura has provided legal counsel to clients across the entire electricity value chain (generation, transmission, distribution, and trading), as well as to energy-intensive industries, major consumers, and organizations from various sectors that integrate energy generation into their operations.

              Marcelo Calliari

              Antitrust | International Trade

              Former Chair of the IBA International Trade and Customs Law Committee

              Head of TozziniFreire’s Competition Law practice, Marcelo was a commissioner of the Administrative Council for Economic Defense (CADE), the Brazilian Competition Commission, from 1998 to 2000, and president of the Brazilian Institute of Studies on Competition, Consumer Affairs and International Trade (IBRAC), from 2010 to 2011. In addition, he has worked as an editorial writer and New York correspondent for the newspaper Folha de S.Paulo, the largest daily paper in Brazil. He frequently lectures on Antitrust and Trade issues at events organized by the IBA, ABA, IBRAC and other entities around the world. Marcelo has also acted as a nongovernmental advisor before the ICN (International Competition Networking).

              Rubens Granja

              Life Sciences and Healthcare

              Rubens is a partner in TozziniFreire’s Life Sciences and Healthcare practice. He has extensive experience advising on matters related to products and services regulated by ANVISA, ANS, and MAPA, with a particular focus on Regulatory Law, public procurement and government contracts, product liability, and Consumer Law.

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              Para contato com nosso time de imprensa, acessar os seguintes canais:

              E-mail
              tozzinifreire@agenciafr.com.br

              Telefone
              Fernando Rubino – (11) 98268-2838
              Daniela Ribeiro – (11) 99664-3441
              Martha Alves – (11) 98903-3118

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