
Tax
Fielding a team of ‘highly specialised professionals’, Abreu Advogados is a standout in the tax space, frequently advising on complex matters including green taxation, blockchain, and digital assets. Founding partner Miguel Teixeira de Abreu is a leading authority in international tax affairs. Alexandra Courela co-leads the team, offering expert guidance to domestic and international clients, while Nuno Da Cunha Barnabé is a trusted adviser to high-net-worth individuals, family offices, and asset managers in Portuguese-speaking markets. Mariana Gouveia de Oliveira’s proficiency spans income tax, transfer pricing, and indirect tax. Mariana Gouveia de Oliveira is active in cross-border mandates, a central area of expertise for the firm. Heading the Porto-based tax practice, Maria Dulce Soares is highly experienced in both transactional and contentious matters, while Susana Duarte is particularly noted for her corporate income tax expertise.
Testimonials
Collated independently by Legal 500 research team.
‘Great technical capacity with good personal relationships.'
‘Nuno Barnabé: Very good technical background and experience, with availability and good relationships.'
‘Nuno and Maria Inês are extraordinary professionals. They are very responsive, technically excellent, commercially brilliant, and provide very clear advice. It is a pleasure to work with them.'
‘Nuno Cunha Barnabé and Maria Inês - they are outstanding lawyers in the Portuguese scene.'
- 'I have worked with many Portuguese lawyers and they are miles ahead of the competition.'
‘Abreu's tax team is able to deal with highly complex issues within demanding deadlines, without losing sight of the client's priorities, working very closely with them and accompanying them on different topics, from participation in legislative initiatives to the analysis of procedures and risks of concrete operations, both at national and European levels.'
‘Mariana Gouveia de Oliveira stands out for her in-depth knowledge of the business, with a highly sophisticated and commercial approach to monitoring complex matters.'
‘What makes this firm unique for me is the fact that it has highly specialised professionals in very specific areas of law, which gives the client a lot of security and confidence in the advice received and the solutions recommended.'
Key clients
- Cepsa – Portuguesa Petróleos, S.A.
- Chint Solar Portugal Projects B.V.
- Copenhagen Offshore Partners
- Idealista, S.A.U.
- Imprensa Nacional Casa da Moeda (INCM)
- Kinda Home
- Marques Sgps, S.A.
- Prio Group
- Santa Casa Da Misericórdia De Lisboa
- TotalEnergies
Work highlights
- Advising Copenhagen Offshore Partners on the structuring and financing of a major Offshore Wind-farm project (6 GW) to be implemented in Portugal.
- Advised Faurécia on a judgement by the Court of Justice of the European Union.
- Advising Oracle on all tax matters related to the reorganisation of its business in Portugal following the acquisition of Cerner multinational provider of health information technology (HIT) platforms and services.
Lawyers


Practice head
The lawyer(s) leading their teams.
Alexandra Courela, Nuno Da Cunha Barnabé