
Lefosse Advogados fields a well-regarded project development and project finance practice, serving clients across telecoms, agribusiness, sanitation, biofuels, and energy. Miriam Signor leads the team, advising on the restructuring, development, financing, and monitoring of infrastructure and industrial projects. Carla Rossi handles local and cross-border financial transactions, with experience spanning structured debt, project finance, debt restructuring, trade finance, acquisition finance, and public-private partnerships. João Villa advises commercial banks, multilateral institutions, and multinational corporations on project finance and infrastructure law across energy, transportation, water, and logistics. Mariana David focuses on complex project financing, capital markets, debt restructuring, cross-border financing, and ESG-aligned infrastructure transactions. Cristiano Melo (partner) and Michele Pimenta do Amaral (counsel) joined from Mac Dowell, Melo & Leite de Castro Advogados in September 2026.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- The project and infrastructure team, as a whole, is solid, with partners who combine technical excellence with the ability to manage complex operations. I especially highlight the partners' performance as lenders counsel, demonstrating in-depth knowledge of project financing dynamics. I recommend the firm without reservation for this practice.
- The team demonstrates complete mastery of the financiers' perspective, with well-structured contracts, efficient risk management, and the ability to navigate regulatory and multi-jurisdictional issues with confidence. What distinguishes the firm in the national market is the consistency of its delivery—quality remains high regardless of the complexity of the operation, and there is a rare balance between technical depth and commercial acumen. Communication is fluid and professional, and the team demonstrates maturity in handling structured transactions with multiple stakeholders.
Key clients
- China Three Gorges Brasil Energia Ltda. - CTG
- Pax Investimentos em Aeroportos S.A
- Raízen Power
- EDF Norte Fluminense
- Energisa Soluções S.A.
- Unipar Carbocloro S.A.
- Transportadora Associada de Gás – TAG
- Helexia TLFN Holding
- TransNorte Energia
- Comerc Energia
- Conasa
- TMF Brasil Serviços de Administração
- LHG Logística
- China Development Bank
- PowerChina International Group
- Copel
- Elera Renováveis
- Zurich Airport
- Casa dos Ventos
- Órigo Energia
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Miriam Signor
Other key lawyers
Carla Rossi; João Villa; Mariana David; Cristiano Melo; Michele Pimenta do Amaral
