Our presence in Chambers Brazil: Contentious 2026 reinforces MGA’s position among the country’s leading law firms and underscores the strength of our teams.
The firm is ranked in Intellectual Property, both in Trademark, Copyright & Trade Secrets and in Patent. MGA is praised for the high technical knowledge of its professionals, its effective communication, and its broad expertise across different technical fields and cross-jurisdictional matters. Chambers also highlights the firm’s experience in copyright disputes, patent infringement litigation and trade mark nullity actions, as well as legal advice on licence agreements, fast-track patent applications and portfolio management.
Founding partners Antonio Murta and Marcelo Goyanes are recognised in Trademark, Copyright & Trade Secrets, confirming MGA’s already established track record. Antonio is described as an experienced and highly qualified professional, with notable work in trade mark litigation and major seizures of counterfeit goods. His proactive approach to client relationships and the excellence of his services are also highlighted. Marcelo, in turn, is described as an experienced intellectual property lawyer, particularly commended for his activity on copyright and trade mark matters, both in litigation and in consultancy work, with strong legal knowledge.
Partner Luiza Duarte Pereira is ranked both in Trademark, Copyright & Trade Secrets and in Patent, and is praised for the consistency of her work which combines technical depth, analytical rigour and coordination skills. Chambers highlights her work on patent prosecution and trade mark portfolio management for major clients in the fashion and entertainment sectors, as well as her availability, responsiveness and attention to detail.