Pierre Réné


Pierre joined Astris Finance in June 2016, starting with an internship at the Singapore office. Now based in Paris, he has been involved in a number of renewable energy and infrastructure transactions in Europe and South-East Asia, working recently on wind and solar PV financing mandates in France

Prior to joining the team, he spent 6 months as an intern at EDF’s (Electricité de France) headquarters in Paris. Within the Investment Division, he was part of the team in charge of the financial structuring and profitability analysis of greenfield projects developed by the firm
Pierre graduated from HEC Paris with a Master in Management, and completed a Master in Public Affairs as a double degree with Sciences Po Paris with a Major in Energy. He is fluent in French and English, and proficient in Spanish

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Max Lowenthal

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Max joined the Washington, DC office of Astris finance in June 2017. Prior to Astris, Max interned with the Structured Finance division of the U.S. Overseas Private Investment Corporation (OPIC), where he assisted in the due diligence process of energy and infrastructure projects in Latin America and Africa. In the summer of 2016, he worked as an equity analyst at Itaú Asset Management in Santiago, Chile, researching and valuing Chilean small cap companies. Max also spent more than two years working as an investigator at Mintz Group, a leading due diligence and investigative services firm.

Max received an M.A., with honors, from the Johns Hopkins University School of Advanced International Studies (SAIS), where he specialized in Infrastructure Finance and Latin American Studies, and holds a B.A. from Colgate University with a major in International Relations and a minor in Economics. Max is fluent in English and Spanish.

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Marien Madrazo

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Marien Madrazo joined Astris Finance in June 2017. She is based in our Mexico City office and has been assisting with the development of solar and transportation projects.

Marien holds a BA in Actuarial Science and a certificate in Investment Analysis from Instituto Tecnológico Autónomo de México (ITAM). She also spent a year studying in McGill University. Marien is a Level I Candidate in the CFA Program. She is fluent in Spanish and English.

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Cathy Aoula


Cathy joined Astris Finance in April 2018 at the Paris office, where she has been involved on renewable energies M&A mandates and infrastructure refinancing mandates. Prior to joining the team, Cathy interned in BPI France’s Private Equity division, within the Mid & Large cap team investing in various sectors in France, including infrastructure. She also worked as an intern at BNP Paribas within the Equity Capital Markets team assisting throughout the development and execution stages of several ECM transactions.

Cathy graduated from ESCP Europe with a Master in Management with a Major in Finance. She is fluent in French, English and Spanish.

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Santiago Martinez

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Santiago Martinez joined the Bogota office of Astris Finance in June 2018. Prior to joining Astris, Santiago spent one year working at StratCo Consultores Asociados, a boutique consulting firm in Colombia as a Business Analyst, where he focused primarily in shaping the strategy for large financial institutions in Latin America and the Caribbean.

Additionally Santiago was part of Banca de Inversión Bancolombia in the Infrastructure and Real Estate team where he had the opportunity to support financing and M&A process in the 4G road infrastructure program.

Santiago holds a degree in Finance and International Relations with an emphasis in Corporate Finance from Universidad Externado de Colombia. He is fluent in Spanish and English.

Maria Fernanda Santillana

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Maria Fernanda Santillana joined Astris Finance in July 2018 in the Mexico City office. Since joining our team, she has been involved in the development of renewable energy and transportation projects. Prior to Astris, Maria Fernanda interned with JP Morgan. She also won the Reto Banxico, organized by Mexico’s Central Bank, by analyzing the Mexican financial and infrastructure sectors.

Maria Fernanda holds a BA in Economics with academic excellence, from the Universidad Iberoamericana (IBERO). She is fluent in Spanish and English.

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Maila Tsuruta


Maila has joined Astris São Paulo in April 2019.

Before joining our team, she was part of the Professional Trainee Program at Itaú, working in several divisions of the Asset Management unit including credit investments and offshore sales. Maila was also part of the Goldman Sachs’ M&A team, assisting in live deals of the Metals & Mining, Consumer and Financial sectors. Prior to Goldman Sachs, she worked at Bank of America Merrill Lynch’s Utilities Research division.

Maila holds a B.S. in Economics with academic excellence from Insper. She is fluent in Portuguese and English.

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Fabian Hernández


Fabian Hernández joined Astris in April 2019. Before joining Astris, Fabian worked in Trade Finance and Global Transactional Services at Bank of America Merrill Lynch (since 2016) covering large multinational and Mexican corporates, including energy industry logos like Avanzia, Iberdrola and Engie among others.

 Fabian holds a BA in Finance from Instituto Tecnológico Autónomo de México (ITAM) and passed the CFA Level I Exam in June 2018. He is fluent in Spanish and English.

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Yelda Frapier


Yelda joined the Paris office of Astris Finance in July 2019. Prior to joining Astris, Yelda spent six months as an intern in the Structured Finance team of Credit Agricole CIB in New York. She worked on several debt arranging mandates for infrastructure, renewables, and mining projects located in Latin America. She also interned at HSBC Paris, where she supported the Infrastructure & Energy team on the advisory mandate for a French PPP refinancing.

Yelda holds a Master in Management with a Major in Corporate Finance from ESSEC Business School. She is fluent in French, English and proficient in Spanish.

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Tien Pham


Tien joined Astris Finance in May 2019 as an Analyst. She has since been involved in a number of financing and M&A mandates across Southeast Asia. Prior to joining Astris, she interned at Ernst & Young, Mitsubishi-UFJ Financial Group, and United Nations Industrial Development Organization (UNIDO), where she participated in the development and execution of several energy and infrastructure projects.

Tien graduated from Franklin & Marshall College (Pennsylvania, US) with double majors in Business, Organizations & Society and Economics. In 2017, she was a visiting student at the University of Oxford (Oxford, UK). Tien is fluent in Vietnamese and English.

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