Grid Stability and
Renewable Energy

EnfraGen is an infrastructure market leader in the energy transition process towards more sustainable, greener energy sources through our Grid Stability and Value-Added Renewable assets

2.13+ GW


2.05+ GW


59 MW


22 MW




About Us

EnfraGen is a developer, owner and operator of energy transition assets with a specialized focus on grid stability solutions and smaller scale, distributed renewable energy power plants, such as run-of-river hydro and solar power plants both of which support the process of transition towards lower carbon emission electric grids.

Our Business

EnfraGen is a developer, owner and operator of energy transition assets with a specialized focus on grid stability solutions and smaller scale, distributed renewable energy power plants, such as run-of-river hydro and solar power plants both of which support the process of transition towards lower carbon emission electric grids.

Our senior management team has extensive experience in the development and operation of power plants in Latin America and other emerging markets.  Each of our divisions is staffed with qualified personnel, allowing for a fully integrated and scalable approach to administration, operations, maintenance, development and construction activities across the platform.


Brendan Duval

Chief Executive Officer

Mr. Duval has served as EnfraGen’s Chief Executive Officer since 2015 focused on the development, acquisition and operation of power assets in the Americas. He has led EnfraGen’s focused, accretive, and successful growth strategy. Mr. Duval also serves as Founder and Managing Partner of the Glenfarne Group and has more than 26 years of experience developing and operating infrastructure and real assets. Brendan founded Glenfarne in 2011 and is responsible for the strategic direction of the firm. He also maintains the role as an active executive chairman for its operating entities. Prior to launching Glenfarne Group and becoming CEO of EnfraGen, he was a Senior Managing Director of Macquarie Capital in its New York office. He was a founding member of the US Management Committee and Co-Head of the Diversified Industries Group, having P&L responsibility for approximately 100 staff members across five office locations focused on infrastructure industrials. He was also CEO of a number of direct investment vehicles and built the US principal toll road investment business. Brendan’s business-building experience commenced in 2000, when he was a founding member of Macquarie’s US infrastructure merchant banking business (including principal and fund investing). Immediately prior to launching Glenfarne Group, he was tasked with building Macquarie Capital’s Latin American initiatives.

Bryan Murphy

President and General Counsel

Mr. Murphy assumed the role of General Counsel for EnfraGen in 2015. He serves as President of EnfraGen. He also serves as President of EnfraGen company Prime Energía Colombia. Mr. Murphy is also Managing Director and General Counsel for the Glenfarne Group and has more than 19 years of experience in law, engineering, infrastructure investment, asset management and project development. Prior to his leadership positions, Mr. Murphy was an attorney at Vinson & Elkins LLP, representing clients in the financing, acquisition and development of energy and infrastructure projects in the Americas. Early in his career, Mr. Murphy worked as an engineer, including as an independent engineer advising on power asset transactions. Mr. Murphy has a B.S. in mechanical engineering, a M.A. in Latin American, Caribbean and Iberian Studies and a J.D. from the University of Wisconsin.

Enrique Reus Jimeno

Chief Financial Officer

Mr. Reus became EnfraGen’s Chief Financial Officer in 2015 and also serves as Managing Director and CFO for the Glenfarne Group. He has more than 19 years of experience in finance and accounting. Before joining Glenfarne Group, Enrique worked at Ferrovial, S.A, a leading global infrastructure and services operator, as a consolidation specialist and spent almost 5 years as Deputy CFO of the US Ferrovial subsidiary, Webber LLC. Prior to that, Enrique worked at Ernst & Young’s Madrid office as an auditor on various auditing projects within the energy, infrastructure and industrial sectors. Enrique is a native Spanish speaker and fluent in English.

Marco Fuentes

Chief Operating Officer

Mr. Fuentes joined EnfraGen in November 2021 and is currently serving as EnfraGen’s Chief Operating Officer. He has more than 23 years of experience in the energy sector. Marco joined EnfraGen from Saavi in Mexico where he was Chief Operating Officer responsible for the operational assets and overall Engineering and Operational strategy. Prior to Saavi, Marco held various positions at InterGen with his last role being Commercial & Operations Director. He also previously worked for GE as a Contract Performance Manager and Field Engineer. Marco holds a Master’s in Business Administration and a Bachelor’s in Electrical Engineering from the Instituto Tecnologico y de Estudios Superiores of Monterrey.

Jim Pontiff

Executive Vice President, General Manager

Mr. Pontiff serves as EnfraGen’s Executive Vice President and General Manager. He also serves as CEO of EnfraGen Central America.  He has over 19 years of energy sector experience in the U.S., Latin America and Africa including several executive roles within Latin American subsidiaries of Duke Energy Corporation, CFO and VP of Business Development for Maple Energy plc, and Deputy General Manager and CFO for an African subsidiary of Hess Corporation.  He earned a Bachelor of Science in accounting degree from Louisiana State University.  He is a Certified Public Accountant in the State of Texas.

Jose Arosa

Executive Vice President, Commercialization

Mr. Arosa serves as CEO of Prime Energia Chile and Executive Vice President, Commercialization for Prime Energia’s parent company, EnfraGen. He has over 20 years of experience in various business development and M&A leadership roles in the energy industry. Prior to joining EnfraGen in September 2021, Jose was president and CEO of AES Mexico, where he was responsible for overseeing the operating portfolio in Mexico and developing the growth strategy for EnerAB, a joint venture with Grupo BAL focused on clean energy projects. Throughout his career, Arosa has worked in various countries and held leadership positions in companies such as Inkia and Saavi. His roles have involved leading entry strategies into new markets, managing business development teams, and driving growth initiatives. Jose holds a BS and MS in chemical engineering from Universidad Alfonso X El Sabio, and an MBA from Virginia Darden School of Business.


EnfraGen recognizes the importance of being a good neighbor and actively participates in the communities in the areas of influence around our businesses.  Our community relations programs are designed around developing long term and stable relationships with key stakeholders by promoting continuous dialogue, fostering local development that promotes safe and healthy living, education, and preservation of local cultures.

The company also recognizes the importance of environmental conservation and the responsible use of natural resources.  We are committed to implementing best practices in the efficient and sustainable use of natural resources that minimizes environmental impacts and complies with environmental laws and regulations.


EnfraGen believes in being a responsible corporate citizen.  In addition to abiding by environmental regulations, we place importance on being a responsible neighbor in the communities where our plants are located.

Our value-added renewable energy power plants provide competitively priced clean renewable energy that operate in an environmentally friendly manner. Our grid stability assets provide critical grid support which facilitates the development of more renewable energy by providing reliable sources of back-up power when needed.  Our plants can be called by the system dispatcher to quickly ramp-up and inject energy into the electric system in order to stabilize and support the grid when and as needed.

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