Leading Individuals

Energy and natural resources in Costa Rica


With offices in Costa Rica, Honduras, Nicaragua, El Salvador and Guatemala, the team at BLP leverages regional strength to advise multilateral banks, development finance agencies and major multinationals on high-value energy and infrastructure projects, including solar power plants, battery energy storage systems, hydro facilities and wind farms. Energy finance expert Luis M Castro; David Gutiérrez, who specialises in multi-jurisdictional purchases and credit operations; Julio Castellanos, who brings experience in the negotiation of public works concession contracts; and Pablo Umaña, who assists with project finance matters, are the key contacts.

Aguilar Castillo Love

Aguilar Castillo Love employs the full regional bench strength of 11 offices in nine countries across Latin America when advising national and international energy generators and distributors on renewable energy and infrastructure projects over the course of their lifecycle. In addition, the team brings experience in the transport and mining sectors. Rubén Zamora Castro and associate María Cristina Corrales are the key contacts.

Alta Batalla

Growing in force since its 2021 merger with firms in Guatemala, Honduras and El Salvador, Alta Batalla employs an integrated approach to energy matters, leveraging the bench strength of its environmental, public law, corporate and tax offerings to advise generators, financiers and contractors on major energy and infrastructure projects, in addition to assisting corporates in the mining sector. The firm’s comprehensive service extends to energy regulatory matters, including tariffs and regulatory accounting, as well as bidding processes, judicial procedures, power purchase agreements and environment permits. The team is headed by Raúl Guevara, who brings experience in waste management, air emissions, soil pollution, urban planning and international arbitration procedures; Marvin Carvajal, who utilises a background as a clerk of the Constitutional Chamber of the Supreme Court of Costa Rica, director of the Judicial Training School and general legal counsel of the Presidency of Costa Rica; and energy finance specialist Rodrigo Zelaya. Key support is provided by Marco Ureña, who handles matters involving government procurement and competition law, and associates Krisly Hidalgo and Luis Salazar.

Practice head(s):

Raúl Guevara; Marvin Carvajal; Rodrigo Zelaya


This is a firm with a variety of highly specialised services within the same group, where quality legal technical knowledge is seen not only at the partner level but also among the senior and junior associates. It is a firm that understands the urgency and speed of in-house requirements, and always manages to meet the client’s needs with high service standards and a business vision.

They are lawyers with a lot of experience in complex matters for companies from different industries and have excellent recognition of the landscape of stakeholders at a national level. From the firm we would like to highlight Marvin Carvajal and Raúl Guevara.

Excellent human beings and professionals who are interested in obtaining the best results for their clients.

Key clients

Deetken Impact Sustainable Energy

Proyecto Hidroeléctrico Chucás

Enel Green Energy

El Angel

Petróleos Delta

Corporación Interamericana para el Financiamiento en Infraestructura (CIFI)

Grupo Sur

MGM Innova Group (Generación Solar Fotovoltaica Juanilama)



Work highlights

  • Advising Enel Green Energy on regulatory and contractual issues related to its hydroelectric power projects in Costa Rica, on dispute resolution, and on business expansion.
  • Advised MGM Innova Group during the negotiations with Coopeguanacaste on the design, construction, commissioning, and lease-operation of a solar photovoltaic power plant.
  • Advised Grupo El Ángel on the construction and operation of La Ampliación Power Plant, on regulatory and contractual issues relating to its different hydroelectric power projects in Costa Rica and on dispute resolution.


The energy team at regional firm Arias provides advice on major energy generation projects at every phase – from initial investment to operations. The group’s comprehensive service extends to assistance with bidding processes, regulatory compliance issues and advisory services to large energy consumers in the development and support of contracts of sale or supply. The team is led by project finance expert Carlos Ubico, who brings strength to administrative procedures and litigation proceedings, the creation of public-private partnerships, public works concessions and challenges before the Constitutional Court. Ubico is supported by senior counsel Luis Diego Obando, an administrative law specialist with experience litigating at both the national and international levels.

Practice head(s):

Carlos Ubico

Key clients

Natural Partners

Real Infrastructure

Work highlights

  • Advised Pacific Biofuel on the process of obtaining the corresponding water permits for the implementation of a biofuel plant.