
Mattos Filho offers a comprehensive public law service that encompasses advisory work on public procurement, administrative contracts and transactions in regulated sector, as well as matters before governmental authorities and regulatory agencies, administrative sanctioning proceedings and judicial lawsuits. Thiago Luis Sombra, a specialist in public law, anti-corruption, and technology, is skilled at representing clients before regulatory agencies, Courts of Accounts and other public authorities regarding administrative sanctions, settlements and court proceedings. Other noteworthy practitioners include Adriano Drummond Trindade, who focuses on the mining sector, and Eduardo Costa Guerra, who handles public law and infrastructure matters.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
‘Customer focus. Quick response. Teamwork and good technical quality.’
Key clients
- Concessionária do Aeroporto Internacional de Confins
- Proquogel Química
- Biogen
- Rio Aquatics
- Lithium Ionic Corp.
- Starlink
- DP World; Empresa Brasileira de Terminais Portuários S.A
- Huaxin Cement Co. Ltd.
- Google Brasil Internet Ltda.
- Banco Bradesco S.A.
- Banco BTG Pactual S.A.
- Pearson Education do Brasil
Work highlights
Advised Enel Brasil on several administrative proceedings before the Judiciary, the Brazilian Electricity Regulatory Agency (ANEEL), and the Federal Court of Auditors (TCU) regarding the impact of severe weather conditions on the electric energy distribution infrastructure in São Paulo during 2023 and 2024 .
Advised Pearson Education on all its dozens of bids and public procurements, including major cases as successfully advising a R$150m public tender.
Advised BHP Billiton on a milestone settlement of the Mariana tailings dam disaster in 2015.
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.
Eduardo Costa Guerra
Other key lawyers
Thiago Luís Sombra; Adriano Drummond Trindade; Eduardo Costa Guerra

