
Testimonials
Collated independently by Legal 500 research team.
'Great knowledge of the industry.'
‘Quick response, know-how and experience.'
‘Technical competence, availability and knowledge of the sector.'
'I particularly highlight the quality of the work carried out by associate Tiago de Oliveira, due to his excellent technical knowledge, great availability and negotiation skills.'
‘Antonio Cardoso and his team provide unparalleled advice - both legal and strategic. Antonio is a master of his art. He is supported by a great team of lawyers like partner Marta Viera and upcoming stars like Tiago de Oliveira.’
‘Unique know-how in the sector. Capacity and competence.'
Key clients
- AstraZeneca
- Bristol-Myers Squibb
- Cloudflare
- Daiichi Sankyo
- Johnson & Johnson / Actelion
- José de Mello / Lifthium Energy
- Luz Saúde
- Merck Sharp and Dohme
- Novartis AG
- Ordem dos Contabilistas Certificados (Certified Accountants Association)
- Pierre Balmain SAS
- R Star
Work highlights
Lawyers
Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Marta Alves Vieira
Other key lawyers
António de Magalhães Cardoso, Ana Falcão Afonso, André Marques Piteira, Tiago de Oliveira