
Noted for advising both lenders and sponsors, CS’Associados maintains a prominent presence in the projects space, and continues to play a key role in the financing of major infrastructure projects across the renewable energy, road, health, waste management, water and ports sectors. Maria Castelos, a reference in the projects space, regularly advises sponsors on the financing of energy and infrastructure developments, while Duarte Brito de Goes is a go-to counsel for banks and syndicates on energy, road concession, and greenfield projects. Mafalda Ferreira focuses on domestic and cross-border acquisitions, disposals, and financings in infrastructure and transport, and André Salgado de Matos is noted for his expertise in public sector projects.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Lawyer & team quality
Client satisfaction: NPS ®
Testimonials
Collated independently by Legal 500 research team.
- ‘Deep knowledge of our business and the inherent contractual framework, which is complex.’
- ‘Maria Castelos stands out for her excellence as a lawyer and deep knowledge of our business.’
- ‘It's a firm that works closely with clients, is very available, and finds solutions easily.’
- ‘Trust, quality, willingness to find the best solution, respect among peers.’
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.

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Practice head
Maria Castelos; Duarte Brito de Goes; Mafalda Ferreira; André Salgado Matos
Other key lawyers
João Pedro Matias

