
The privacy, technology, and cybersecurity team at Demarest Advogados offers advice across the full spectrum of privacy matters, including security incidents, AI, and data compliance. Recently, the team has managed a range of complex cases for both domestic and international clients, addressing issues such as information processing and risk mitigation for data subjects. A key strength of the practice lies in keeping clients up to date with the latest developments in the LGPD and other data protection laws, while regularly reviewing and enhancing their compliance frameworks. Tatiana Campello, who leads the team, is a recognised authority in data privacy and protection, with experience representing clients before the ANPD, conducting data mapping, and evaluating privacy risks. Cecília Cunha supports clients on compliance initiatives and advises on the data protection aspects of M&A transactions
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Pragmatic, solution-oriented and implementable advice. Its a pleasure to work with!’
- ‘Tatiana Campello is an expert. She is calm and considered while delivering commercial and implementable advice.’
Key clients
- The Walt Disney Company
- Concessionária dos Aeroportos da Amazônia
Work highlights
Advises The Walt Disney Company on a wide range of matters related to privacy, data protection, and compliance with Brazilian regulations, including the Brazilian General Data Protection Law (LGPD) and Brazil’s Internet Law (MCI).
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Cecília Cunha
Practice head
Tatiana Campello
Other key lawyers
Marcia Cicarelli; Laura Pelegrini; Camila Prado; Cecília Cunha
