Diogo Perestrelo > PLMJ > Lisbon, Portugal > Lawyer Profile
PLMJ Offices

Av. Fontes Pereira de Melo, 43
1050-119 Lisboa
Portugal
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Diogo Perestrelo

Work Department
Corporate M&A
Position
Partner
Career
Diogo is a partner and co-head of the Corporate M&A practice. He has 29 years’ experience and is one of the most distinguished corporate and M&A lawyers in Portugal.
Diogo has vast experience in mergers and acquisitions, private equity and projects, in sectors including transport, infrastructure, aviation, energy, distribution and tourism. He has also advised on privatisations and represents clients in the areas of road concessions, renewable energy and telecoms.
With a law degree from the Faculty of Law of Universidade Católica, Diogo is admitted to practice as a lawyer in Portugal and in Brazil.
Languages
Portuguese, English, Spanish and French
Memberships
International Bar Association
Education
Law degree from Universidade Católica, 1992
Admitted to the Portuguese Bar Association
Admitted to the Brazilian Bar Association
Harvard Leadership in Law Firms, Harvard Law School, 2013
Lawyer Rankings
Portugal > Commercial, corporate and M&A
(Hall of Fame)Highlighted for its ‘pragmatism and multi-disciplinary ability’, PLMJ navigates a wide range of transactions its international and domestic client base, demonstrating particular expertise in healthcare, IT, energy, and infrastructure sectors. Diogo Perestrelo is noted for his varied practice, assisting clients across the energy, aviation, telecoms, infrastructure and transport segments. He leads the team alongside Duarte Schmidt Lino, who is lauded for his ‘excellent ability to manage complex negotiations, which, combined with his experience and technical knowledge, makes him a leading professional in corporate and M&A.’ Bárbara Godinho Correia handles merger operations, privatisations, and acquisitions, while Filipe Avides Moreira has extensive experience in the service and infrastructure concession sectors.
Portugal > Transport
Singled out for its proficiency in ‘transport law and regulatory matters’, PLMJ offers support across the aviation, shipping and road transport sectors. The team frequently works with international airlines, financiers, multinational transport corporations, and public authorities. Diogo Perestrelo, a key point of contact for aviation matters, co-leads the practice alongside Pedro Lomba, an ‘expert’ in land transportation, including both rail and road networks. Lomba is also increasingly involved in emerging subsectors, focusing on the development of mobility platforms and the integration of new technologies into existing transport systems. Saul Fonseca stands out for his deep knowledge of the aviation regulatory landscape.
Portugal > Projects and project finance
Led by Maria Zagallo, the team at PLMJ has a wealth of experience in the financing and development of projects in the transport, healthcare, and energy sectors. Practitioners ‘actively search for innovative solutions to the problems presented’ and are noted for their capabilities in public procurement, PPPs, concessions and regulatory issues. Zagallo possesses ‘experience in both the private and public sector’, with a particular focus on matters related to motorways, ports, and railways. Diogo Perestrelo, a ‘reference in the national legal market’, is noted for his expertise in M&A and investments in regulated sectors, while Joana Brandão is recognised for her work in energy, infrastructure and real estate projects. Former co-head Inês Pinto da Costa left the firm in October 2024.
Lawyer Rankings
- Commercial, corporate and M&A Portugal
- Hall of Fame Portugal > Commercial, corporate and M&A
- Projects and project finance Portugal
- Transport Portugal
Top Tier Firm Rankings
- Banking and finance
- Capital markets
- Commercial, corporate and M&A
- Dispute resolution
- Employment
- EU and competition
- Insolvency and restructuring
- Planning law
- Projects and project finance
- Real estate and construction