Ms Luiza Sato > TozziniFreire Advogados > Sao Paulo, Brazil > Lawyer Profile

At TozziniFreire Advogados, the women-led data protection team – praised for its ‘exceptional expertise and comprehensive understanding of data protection laws and regulations‘ – handles a variety of non-contentious and contentious matters, ranging from data breaches to compliance programmes, impact assessments and due diligence exercises. Marcela Waksman Ejnisman leads on consulting matters, including regulatory and contractual work related to training and data compliance projects. Data sharing agreements and breaches are among Carla do Couto Hellu Battilana‘s core areas of activity, while IP, technology and digital law specialist Luiza Sato is often engaged in the structuring and implementation of LGPD-compliant programmes and policies. The firm’s litigation capabilities are also noteworthy; Patricia Helena Marta Martins steers the group in an array of administrative and judicial litigation matters, including high-profile cases involving tech giants and AI. Bruna Borghi Tomé and Sofia Gaviao Kilmar are other names to note for sensitive class actions, individual lawsuits, and administrative proceedings in this space.

TozziniFreire Advogados attracts varied instructions from major telecom providers and operators of telecom towers seeking assistance in the negotiation of M&A transactions, infrastructure deals, commercial agreements and regulatory matters, including proceedings before ANATEL. Besides its strong domestic client base, the team is also a popular choice for international players, typically from the US, that offer internet-based telephone services. Corporate law specialist Marcela Waksman Ejnisman oversees the group, utilising her technology and telecoms knowledge to assist with regulatory and commercial issues. Luciana Bazan Martins Bisetti is a seasoned litigation attorney, who handles strategic cases for leading telecoms clients. Luiza Sato joined the firm from ASBZ Advogados in July 2022.

The ‘innovative and forward-thinking‘ department at TozziniFreire Advogados is comprised of two practices – technology and innovation, and cybersecurity and data privacy – which enable it to provide comprehensive advice across the technology landscape. Major social media and networking companies are key clients for the firm, which has been increasingly engaged by fintechs and tech start-ups in relation to regulatory challenges involving digital wallets, cryptocurrency and assets. In addition to its regulatory expertise, the group also showcases strength in tech-related litigation and transactions, notably technology transfer agreements, venture capital funding and software licensing. Consultancy work (including corporate, IP and data privacy matters) is led by technology expert Marcela Waksman Ejnisman, while Patricia Helena Marta Martins heads up the litigation team. Other noteworthy practitioners include Carla do Couto Hellu Battilana and Luiza Sato, the latter of whom joined from ASBZ Advogados  in July 2022; both specialise in core technology issues related to internet and digital law. Bruna Borghi Tomé has substantial experience in litigation concerning technology and data privacy.