Ranking tables
Environment | Latin America
Puerto Rico
Rankings overview for Departments
Band 1
- O'Neill & Borges LLC 12 Years Ranked
- McConnell Valdés LLC
Band 2
- Pietrantoni Mendez & Alvarez LLC 12 Years Ranked
- Toro Colón Mullet
Band 1
- Jerry Lucas Marrero O'Neill & Borges LLC11 Years Ranked
- Carlos Fernández-LugoMcConnell Valdés LLC
Band 2
- Edwin Cruz Pietrantoni Mendez & Alvarez LLC11 Years Ranked
- Jorge García-DíazMcConnell Valdés LLC
Band 3
- Antonio Collazo O'Neill & Borges LLC4 Years Ranked
- Laura Rozas DLA Piper (Puerto Rico) LLC6 Years Ranked
- Carlos Colón-FranceschiToro Colón Mullet
- Karin DiazDiaz & Negron LLC
- Rafael Mullet-SanchezToro Colón Mullet
All Departments profiles
Band 1
1 O'Neill & Borges LLCEnvironment2025 | Band 1 | 12 Years RankedO'Neill & Borges houses a full-service practice and is renowned for its exceptional knowledge of Puerto Rican environmental law. The team handles permitting and regularly assists multinationals with land use and the environmental impact of corporate transactions, also representing clients in disputes before local and federal agencies. The firm possesses long-standing experience in energy mandates, as well as those relating to waste management.
Band 2
2 Pietrantoni Mendez & Alvarez LLCEnvironment2025 | Band 2 | 12 Years RankedPietrantoni Mendez & Alvarez has a well-regarded environmental department and benefits from its ample experience acting as counsel to major players from the renewable energy industry. The team frequently advises clients on environmental regulations and compliance issues, including energy project permitting matters in Puerto Rico. The firm is also well equipped to represent companies in administrative proceedings.