This well-established Portuguese firm houses its tax team within the public law and international law department. Operating out of Lisbon, Porto and Funchal, the 20-strong group offers a one-s service covering international and domestic tax law. Its client list includes Accenture, Barclays, EDP - Energias de Portugal and Lusoponte. Sources say: "A standout firm with a very good and reputable team." "The best tax lawyers in Portugal."

The scope and size of this national powerhouse's Porto office make it a clear leader in the region. It has 35 lawyers across a number of departments dedicated to specific practice areas. The lawyers are most active in corporate and tax matters, and also advise on competition, employment, litigation, IP and administrative law. The firm acts for an array of national and international clients including BNI, BPN and Mota-Engil. Sources say: "The firm really understands our company; it has really got to know the ins and outs of our business."

The ‘extremely competent, reliable and responsive’ team at Morais Leitão, Galvão Teles, Soares da Silva & Associados provides ‘outstanding advice and representation in tax disputes’. Francisco de Sousa da Câmara advised Abbott on its global split into two public companies, and is assisting Barraqueiro Transportes in a corporate income tax arbitration against the Portuguese state. Oporto-based António Lobo Xavier acts for Barclays Bank, António Côrte-Real Neves is ‘very meticulous and assertive’, and Nuno de Oliveira Garcia is ‘excellent’.

Francisco de Sousa da Câmara co-ordinates the Lisbon and Funchal teams. Sources say he is "calm, thinks ahead and is very strategic."