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  • DATA PROTECTION
  • DIGITAL LAW
  • NEW TECHNOLOGIES

WE ARE A BOUTIQUE LAW FIRM MOVED
BY

EXCELLENCE CURIOSITY INNOVATION DISRUPTION EXCELLENCE

We’re pragmatic and solve complex problems with disruptive solutions.

We deliver concrete results to companies in every industry.

We are specialists in

    Data Protection

    From compliance projects to inspections and litigation, we simplify the complexity of data protection regulations.

    DIGITAL LAW

    With extensive experience in the field, we provide customized legal solutions for online platforms and services.

    NEW TECHNOLOGIES

    From new business models to the implementation of artificial intelligence, we see law as an ally of innovation.

CHECK OUT OUR INSIGHTS ON LAW AND TECHNOLOGY

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3rd ANPD DPOs' Meeting reinforces the strategic role of the DPO in the convergence of the LGPD, AI, and the Digital ECA

On August 19, Leonardi Advogados attended the 3rd ANPD DPOs’ Meeting, held in Brasília. The event brought together representatives from the National Data Protection Agency (ANPD), the Federal Government, the private sector, academia, and civil society to discuss three agendas that are redefining the role of data protection officers: the use of generative artificial intelligence, […]

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France's Constitutional Council Overturns Ban on Social Media for Children Under 15

On August 14, 2026, France’s Constitutional Council struck down the central provision of the law that banned children under 15 from registering on social media, passed by Parliament on July 21. The Council had been petitioned in late July by opposition members of parliament, and concluded that the ban disproportionately infringes freedom of expression and […]

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AI Act Enters a New Phase of Application: What Changes for Digital Platforms from August 2026

The AI Act (Regulation (EU) 2024/1689) stands as the first comprehensive legal framework on artificial intelligence, and its aim is to foster trustworthy AI in Europe, one that reconciles safety and fundamental rights with investment and innovation. Its application, however, is gradual: the regulation is organized into four levels of risk, unacceptable, high, limited (or […]

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Deepfakes on the ANPD's Radar: the challenge of preserving digital trust

The new Radar Tecnológico, produced by the ANPD’s Technological Innovation Bureau (SITEC), stands out for focusing specifically on the phenomenon of deepfakes. In the study, deepfakes are defined as audio, images, and videos created or altered by artificial intelligence with a high degree of realism. The Radar also addresses the conceptual boundaries between deepfakes, cheapfakes, […]

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US Supreme Court rules the FTC's independence unconstitutional and reignites debate over the EU-US Data Privacy Framework

The United States Supreme Court ruled, in Trump v. Slaughter, on June 29, 2026, that the Federal Trade Commission’s (FTC) independence from the President is unconstitutional. Although the ruling concerns the FTC’s independence, it has raised concern over its possible effects on the EU-US Data Privacy Framework (DPF), currently the main legal basis for transferring […]

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Mass location data: the US Supreme Court's decision on "geofence warrants"

Cases in which police authorities request geolocation data from service providers relating to the site of a crime are becoming increasingly common. In this type of investigation, the usual order is reversed: instead of starting from a suspect to verify where they were, investigators start from the crime scene and from who passed through it […]

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Brazilian Data Protection Agency concludes Data Protection Officer (DPO) monitoring and may initiate administrative sanctioning proceedings against 21 entities

The National Data Protection Agency (ANPD) has concluded the first phase of two monitoring processes assessing how public bodies and companies have been complying with two obligations set out in the LGPD: the formal appointment of an officer in charge of data processing and the provision of a communication channel accessible to data subjects. In […]

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ANPD Initiates Administrative Sanction Proceedings Against Brazilian Social Organization Following Security Incident Affecting Data of 500,000 Patients

The National Data Protection Agency (ANPD) has opened an Administrative Sanctioning Proceeding against the Instituto Saúde e Cidadania (Isac), a social organization responsible for managing public health facilities in states such as Goiás, Rio Grande do Sul, Bahia, Alagoas, Piauí, and Tocantins. The case originated from a ransomware attack that occurred in 2025 and was […]

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ANPD initiates monitoring of 18 adult content websites under the Digital ECA

The Brazilian Data Protection Agency (ANPD) has initiated monitoring activities involving 18 pornographic content and escort services websites, representing approximately 98% of traffic within this segment in Brazil. According to ANPD’s Superintendent of Enforcement, Fabrício Guimarães, the initiative is “preventive, proportionate, and risk-based,” and aims to assess ongoing compliance plans while identifying potential gaps in […]

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ANPD monitors Apple, Google and Microsoft to assess compliance with Digital ECA age assurance obligations

The Brazilian Data Protection Agency (ANPD) initiated, on June 10, 2026, monitoring of app store and operating system providers to assess the implementation of age assurance mechanisms and age signal functionalities required under the Digital ECA (Law No. 15,211/2025) and Decree No. 12,880/2026. At this stage, the monitoring effort is focused on Apple (App Store), […]

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Workshop at Brazil's Internet Forum brings together ANPD, the Federal Public Defender's Office and experts to debate the contestation of automated decisions.

ANPD Board Member Miriam Wimmer participated in the workshop “Contesting Automated Decisions in Brazil: Current Dimensions and Perspectives”, held at the 16th Brazil Internet Forum (FIB 16) in Belém, State of Pará, organized by the Brazilian Internet Steering Committee (CGI.br) and NIC.br. Miriam Wimmer highlighted that Article 20 of the LGPD, which grants data subjects […]

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AIGG Europe 2026: shadow AI and the practical challenges of governance on the agenda in Dublin.

The IAPP AI Governance Global Europe 2026 conference brought together experts to discuss the practical challenges of AI governance at a moment when regulatory frameworks already exist but their implementation is still being worked out. The event made clear that the global AI debate has reached an inflection point. After years of legislative discussion, the […]

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OUR STAFF

We’re specialists and business partners. But above all, we’re real people who make things happen.

Meet the team
Partner

Marcel Leonardi

Metalhead, street racer and PC gamer. Leading the firm, he has more than 25 years of academic and professional experience in Data Protection, Digital Law and Technology.

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Manager

Fernanda Maia

Golden retriever mom, disneymaniac and singer. She is Legally Redhead personified: solves complexities, keeps the team motivated and the customers happy.

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Lawyer

Bruna Cardoso

Our first intern to join the team when it was all bare-bones. She loves food in large quantities and never refuses an invitation to eat sushi.

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Content Curator

Mariana Moura

Witch without a coven, enthusiast of gastronomic and cultural events. She doesn't want to be bothered when she has her headphones on and is, usually, a saint (evil laughter).

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Intern

Gabriela Gloor

Admitted chocolate lover and a fan of universes such as Harry Potter, Percy Jackson, and Narnia. She enjoys traveling, spending time in nature, practicing yoga, and cultivating meaningful conversations.

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Lawyer

Blanca Albuquerque

An Alagoan Carrie Bradshaw who has binge-watched every girly series. Loves traveling, discovering new places, roller skating, reading, and beaches. Her biggest dream is to live in an endless summer, filled with warmth and joy.

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Lawyer

Bruno Ferreira

Gabriel’s dad and a lawyer in his free time. Eclectic, always looking for something new—whether it's exploring places, trying different foods, or taking up a new sport.

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Coordinator

Aline Calumby

She is not just “la belle de jour”. She is the embodiment of dedication to problem solving, especially when it comes to legal matters.

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Administrative Assistant

Carlos Maciel

A nerd, a bit absent-minded, annoying when necessary, and a civil service exam candidate. Enjoys watching crime series, taking photos, and playing video games. Loves to travel but prefers quiet places like farms and countryside retreats over crowded spots.

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Lawyer

Naiara Martins

Music enthusiast, loves watching series and baking in her spare time. Always looking for ways to simplify processes and make things more practical.

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DPO

Gin Tônica

Woof, woof, woof. Got a treat?

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Lawyer

Vanessa Guerra

Passionate about Formula 1, fascinated by technology, and driven by constant curiosity. A dedicated cinephile, she has watched over 2,000 films and has accumulated hundreds of hours in Counter-Strike.

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DPO Intern

Mel

Full of energy and blessed with a delightfully mischievous personality. Affectionately known as our mini Taz.

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Administrative and Personnel Coordinator

Artur Trindade

Trained pastry chef with a passion for fine chocolates, musical theatre, and books. Balancing work, sweets, and moments of joy, he values quality of life and good wine.

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Meet the team

IF YOU GOT A
PROBLEM,
WE GOT
THE SOLUTION.

Leonardi Advogados
Rua Dr. Rafael de Barros | 209
São Paulo, SP, Brazil, 04003-041
(+55 11) 97034-0897
[email protected]

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