Home to a ‘responsive and composed team’, Linklaters‘ competition practice provides end-to-end expertise in antitrust law, spanning transactional, regulatory, and contentious matters. The firm is a go-to choice for major global clients, particularly in navigating complex Phase II merger reviews and addressing complex cartel investigations and dominance issues in Portugal. The practice is led by the ‘brilliant’ João Pateira Ferreira, who frequently assists clients on high-profile cartels, merger control and state aid matters. Carlos Pinto Correia stands out for his expertise in state aid and regulatory matters, with a particular focus in the finance and energy sectors.

Well regarded for its ‘in-depth knowledge’ and ‘pragmatic approach’, Morais Leitão, Galvão Teles, Soares da Silva & Associados‘ competition group counts multinational corporations, domestic players, financial institutions and public entities among its key roster of clients. The team navigates a broad spectrum of high-profile competition and antitrust matters, including merger control, state aid, and investigations across various industries. The team is jointly led by Joaquim Vieira Peres and Luís do Nascimento Ferreira. Peres is noted for his experience in proceedings before the European courts and the Portuguese courts, while Ferreira, who earns praise for his ‘technical knowledge’, continues to advise clients on the full spectrum of antitrust matters. Elsewhere in the team, Pedro de Gouveia e Melo  stands out for his expertise in the energy, financial services and food sectors, and Philipp Melcher is lauded for his ability to ‘foster co-creativity in the development of solutions’. Inês Gouveia is a trusted adviser for Portuguese and international clients navigating competition authorities at both national and EU levels.

Hailed as ‘one of the best – if not the best’ competition practice in Portugal, PLMJ offers extensive expertise across antitrust matters, from merger control and State Aid to investigations, serving clients across a range of sectors. Engaged by top Portuguese and international companies, the team excels in navigating both contentious and non-contentious matters, earning further praise for its ‘approachable, hardworking, and flexible’ approach. Practice head Ricardo Oliveira specialises in defending domestic and multinational clients in cartel cases, abuse of dominance, competition litigation, merger control, and antitrust compliance. Rita Aleixo Gregório  is frequently engaged by clients hailing from the aviation, banking, energy, health and waste management sectors, while Martim Valente  is noted for his international work, with clients praising him as ‘head-and-shoulders above anyone else.’ Alexandra Dias Henriques advises on the full gamut of antitrust matters, with a particular focus on restrictive practices cases.

Fielding a ‘a very competent and experienced’ team, SRS Legal handles the full gamut of both contentious and non-contentious competition matters, including merger control, private enforcement, and State Aid. The firm is a go-to for companies in regulated sectors, offering strong expertise in large-scale antitrust cases with international reach. Practice head Gonçalo Anastácio is widely recognised for his leadership in high-profile competition and regulatory cases in Portugal, earning praise for his ‘enormous experience.’ Sara Estima Martins maintains a busy practice, assisting clients on cartels, vertical agreements, mergers and state aid matters, while Nuno Calaim Lourenço stands out for his extensive experience in cartel investigations. Duarte Pirra Xarepe advises national and international clients on all areas of competition law, in particular companies active in the fast-moving consumer goods sector.

Standing out for its ability to ‘provide high-quality services’, the competition group at VdA possesses the skills and knowledge necessary to handle a wide range of prominent competition and regulatory matters across various industries. Renowned for its active involvement in the banking and telecoms sectors, the firm is highly sought after by multinational companies for advice on merger clearance mandates, investigations, State Aid and litigation matters. The team is led by Ricardo Bordalo Junqueiro , who is well versed in the full gamut of antitrust matters. Nuno Ruiz stands out for his work on major antitrust investigations and cartel cases at the domestic and EU levels, while Cláudia Coutinho Da Costa earns praise for her ‘high technical competence.’

Renowned for its ‘technical quality’ and ‘practical knowledge’, the competition group at CMS is well versed in the gamut of merger control filings and antitrust investigations, as well as cartel cases. With a strong pedigree in cross-border deals, the firm serves an impressive roster of high-profile domestic and international clients, managing their filings across Europe and Africa. The team is spearheaded by Luís Miguel Romão , who covers the full scope of matters ranging from State Aid, cartels and litigation to merger control and implementation of antitrust compliance programs. Ana Cantanhede Gonçalves is recommended for her experience handling cartel investigations, vertical agreements, and merger proceedings.

Maintaining its strong track record of representing large multinationals from the worlds of retail, TMT, banking and energy, Cuatrecasas is well versed in the full gamut of contentious and non-contentious competition matters. The practice is headed up by Pedro Marques Bom, who is a key port of call for multinational corporations seeking assistance on merger control, litigation, compliance and State Aid mandates. Luís Bordalo e Sá is praised for his ability to ‘find solutions to complex problems,’ as well as his ‘in-depth technical knowledge and availability to the client.’

A popular choice for companies from the food, pharma, energy, transport, financial services and media sectors, DLA Piper ABBC has a wealth of experience in merger control, antitrust investigations and litigation, and EU law and regulatory matters. The practice is led by Miguel Mendes Pereira, a recognised expert in competition law, who often handles cartel cases, merger control issues, and State Aid matters.

Operating across a myriad of sectors, including TMT, energy, retail, healthcare and financial services, the team at Sérvulo & Associados is engaged by a diverse roster of corporate clients on the full scope of competition matters, including M&A, investigations, State Aid issues, and litigation. Leading the team is Miguel Gorjão-Henriques, who specialises in EU, competition and pharmaceutical law. Alberto Saavedra is noted for his diverse practice focus, assisting a range of  domestic, international companies and public authorities on merger control proceedings and State Aid matters.

Uría Menéndez stands out as a strong choice for a diverse range of clients, who turn to the team for its wide-ranging capabilities in contentious and non-contentious competition matters. The team is led by the ‘excellent professional’ Tânia Luísa Faria, who maintains a busy practice assisting clients on the full gamut of antitrust matters. Margot Lopes Martins is noted for her focus on merger control issues, abuse of dominance positions, and restrictive practices.

Under the joint leadership of Armando Martins Ferreira  and Inês Sequeira Mendes , the competition group at Abreu Advogados is a trusted choice for clients in the sports, consumer goods, energy, and healthcare sectors, offering expertise in merger control, abuse of dominance proceedings, cartel investigations, and EU law matters. Ferreira handles the full scope of competition matters, standing out for her experience advising on cases in Mozambique as a foreign legal expert, while Mendes is a key port of call for clients operating in the healthcare, life sciences and pharmaceutical sectors.

Following the integration of competition boutique Cruz Vilaça Advogados, Antas da Cunha Ecija is now a popular destination for clients in myriad industries, including digital, energy, environment, pharmaceuticals, transport, infrastructure, and financial services, seeking advice on the full range of antitrust matters. Practice head José Luís da Cruz Vilaça is especially involved with clients in the digital and banking sectors. Rita Leandro Vasconcelos left the firm in January 2024.

Well regarded for its ‘technical excellence and a multidisciplinary approach’, Garrigues Portugal has a track record of advising both domestic and global clients in the automotive, technology, consumer goods, and banking sectors through complex cartel cases and merger control proceedings. Lauded for his ‘meticulous attention to detail and a proactive stance’, practice head Luís Pinto Monteiro focuses on cartel matters, antitrust litigation, national and international merger control and the implementation of antitrust compliance programmes.

Gómez-Acebo & Pombo assists a diverse client roster on the full gamut of competition matters, standing out for its proficiency in managing complex international transactions with multijurisdictional merger requirements, as well as its adept handling of cartel probes and disputes. The team is led by Mário Marques Mendes , who has extensive experience in all areas of competition law, including restrictive practices, abuse of dominance positions, merger control and State Aid.  Pedro Vilarinho Pires oversees the firm’s TMT practice and adeptly supports Mendes in a range of competition matters. Joaquim Caimoto Duarte is recommended for his expertise in merger control proceedings and cartel cases before the PCA and the European Commission.

Fielding a ‘super efficient’ team with ‘extensive know-how’, TELLES excels in handling merger control filings with the PCA and the European Commission. The practice is experienced in navigating complex competition issues, from horizontal and vertical agreements to abuse of dominance cases and cartel investigations, working with both domestic and international clients. Practice head Leyre Prieto maintains a busy practice, frequently assisting clients on cross-border merger control transactions. Former co-head Margarida Rosado da Fonseca left the firm in May 2024.

The ‘pragmatic’ team at Miranda & Associados is steadily strengthening its position in the Portuguese competition market. Representing a range of domestic and international clients, the team is skilled in both transactional matters and antitrust proceedings. The practice is steered by Miguel Marques de Carvalho, who is praised by clients as ‘always available and pragmatic in his approach.'

The ‘top-notch’ team at PRA-Raposo, Sá Miranda & Associados, Sociedade de Advogados SP RL is engaged by a diverse roster of corporate clients on the full scope of competition matters, including merger filings, competition litigation and day-to-day regulatory and compliance matters. The team is led by the ‘excellent’ Miguel Miranda, who continues to handle a steady stream of high-value transactions in the Porto area. The 'excellent' Efigénia Marabuto Tavares is also recommended.

Since launching its Lisbon office in 2023, Pérez-Llorca’s competition team has been growing steadily, with notable additions including practice head Rita Leandro Vasconcelos, who joined the firm from Cruz Vilaça Advogados, and Adolfo Mesquita Nunes and Débora Melo Fernandes who arrived from Gama Glória. Highlighted for its ‘essential knowledge and client-orientated approach’, the team is well versed in the full scope of contentious and non-contentious competition matters.