Mattos Filho fields a top-tier technology practice known for its strength in advising technology and internet clients on a wide range of legal matters. The firm regularly assists internet companies, digital platforms and social media businesses with structuring new ventures and products, offering guidance on areas such as AI, blockchain, crypto assets, IoT and regulatory compliance. The team is also highly experienced in data protection, advising on issues related to data processing and cloud computing, and is active in M&A transactions, as well as software licensing, assignment and development agreements. Fabio Kujawski is a recognised expert in the sector and a key contact for major tech clients, while digital law specialist Lisa Worcman handles related tax issues. Paulo Brancher covers matters at the intersection of technology, innovation, banking and finance, while Thiago Luis Sombra focuses on data compliance, frequently handling platform investigations and data privacy issues. Luiz Felipe Di Sessa focuses his work on regulatory and transactional matters, and Maíra Schweling Scala Pfaltzgraff supports international and domestic clients with technology, IP and data-related legal issues.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Very responsive and great expertise.’

Key clients

  • Amazon.com Services LLC
  • Moto Honda da Amazônia Ltda.
  • Google Brasil Internet Ltda.
  • Microsoft Corporation
  • Meta Platforms Inc.
  • ByteDance Brasil Tecnologia Ltda. (TikTok)
  • Pismo Soluções Tecnológicas Ltda.
  • Liftoff Mobile Serviços de Marketing Ltda.
  • Symbiomics Microbiome Solutions S.A.
  • Starlink Brazil Serviços de Internet Ltda.
  • Epidemic Sound AB

Work highlights

Advised Meta Company on the administrative process launched by Brazilian Data Protection Authority (ANPD) concerning Meta AI.
Advised Google on an extrajudicial notification from a voice actor who claimed that websites were selling his voice and a YouTube video promoting these products without his authorisation or appropriate compensation.
Represented Amazon in a pivotal writ of mandamus against a precautionary measure issued by the Brazilian Telecoms Agency (ANATEL).

Lawyers

Leading partners

The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Other key lawyers

Fabio Kujawski; Lisa Worcman; Paulo Brancher; Thiago Luis Sombra; Luiz Felipe Di Sessa; Maíra Schweling Scala Pfaltzgraf