Commissioners

Edison Avilés-Deliz, PE, Esq.

Chairman


Edison Avilés-Deliz obtained his Bachelor of Science in Electrical Engineering with specialties in Power and Control Systems (BSEE) Cum Laude from the University of Puerto Rico, Mayagüez Campus in 1991 and a Juris Doctor also Cum Laude from the University of Puerto Rico School of Law in 1997. In addition, he holds Master degrees with Distinctions in Diplomacy/International Relations/Business from Norwich University in Vermont and in Energy Law from Vermont Law School (LLM).

Avilés-Deliz is a licensed engineer and member of the College of Engineers and Surveyors of Puerto Rico (CIAPR); Institute of Electrical and Electronic Engineers (IEEE). Likewise, he was Professor of Design of Electrical Distribution Systems at the School of Architecture of the Polytechnic University of Puerto Rico and former president of the Disciplinary and Professional Ethics Tribunal of the College of Engineers and Surveyors of Puerto Rico. Avilés-Deliz is a senior member of the IEEE, was president of the Institute of Electrical Engineers of CIAPR and president of the Society of Electrical Engineers of Puerto Rico. He is admitted to practice as a lawyer and notary public in Puerto Rico and as a lawyer, both in the District Court of Puerto Rico and the Court of Appeals for the First Federal Circuit.

Ángel R. Rivera de la Cruz, PE, Esq.

Associate Commissioner


Mr. Rivera earned a Bachelor of Science degree in Mathematics, Cum Laude, from the University of Puerto Rico, Mayagüez and a Master of Science degree in Mathematics from the University of Massachusetts, Amherst.

Mr. Rivera joined the Navy Nuclear Propulsion Officer Candidate Program in 1999. After commissioning, Mr. Rivera attended Naval Nuclear Power School and Naval Nuclear Power Training Unit, where he qualified as Engineering Officer – Submarines. Mr. Rivera’s duties while serving in the U.S. Navy Submarine Force included: Electrical Division Officer, Reactor Controls Division Officer, Damage Control Assistant, Electronics Materials Officer, Assistant Operations Officer and Assistant Engineer. In addition, he completed Prospective Nuclear Engineering Officer School in 2004 and a Master Degree in Engineering Management in December of the same year.

Mr. Rivera’s academic achievements also include a Bachelor Degree in Mechanical Engineering from Polytechnic University of Puerto Rico and a Juris Doctor, Magna Cum Laude, from the University of Puerto Rico Law School. He is a licensed attorney and a Licensed Professional Engineer in Puerto Rico.

From February to November 2014, Mr. Rivera worked as a Legislative Advisor of the Puerto Rico Senate. He was appointed as Associate Commissioner of the Puerto Rico Energy Commission on November 20, 2014. In June 15, 2016, Mr. Rivera was appointed for a second term as Associate Commissioner.

His military decorations include the Navy and Marine Corps Commendation Medal (3), Navy and Marine Corps Achievement Medal (6), and various unit, campaign and service awards.

Lillian Mateo Santos, Esq.

Associate Commissioner


Lillian Mateo-Santos obtained her Bachelor’s Degree in Business Administration from the University of Puerto Rico, Río Piedras Campus, in 1993 and a Juris Doctor degree from the University of Puerto Rico School of Law in 1996. In 1999, she obtained a degree of Masters of Laws (LLM) in Environmental and Energy of the Tulane University Law School. Before joining the Puerto Rico Energy Bureau, Ms. Mateo-Santos was a member of various law firms. Her private practice was focused on energy, environmental, land use and permitting matters, including administrative law litigation.

On June 5, 2019, Ms. Mateo-Santos was elected 2nd Vice President of the Southeastern Association of Regulatory Utility Commissioners (SEARUC). She is a member of the American Bar Association and is admitted to practice law and notary law in Puerto Rico, and the United States Court of Appeals for the First Circuit.

Ferdinand A. Ramos-Soegaard, PE

Associate Commissioner


Ferdinand Ramos-Soegaard attained a bachelor’s degree in electrical engineering (BSEE) graduating from the Georgia Institute of Technology in Atlanta, GA in 2000. His degree specialized in power distribution and telecommunications systems.

Mr. Ramos-Soegaard is a licensed professional engineer in the Commonwealth of Puerto Rico and the state of Florida. Throughout his professional carrier Mr. Ramos has been involved in all aspects of the design, construction and maintenance of electrical distribution systems, including high voltage transmission lines and renewable energy interconnections to the Puerto Rico Electric Power Authority subtransmission grid.

Sylvia B. Ugarte Araujo, Esq.

Associate Commissioner


Sylvia B. Ugarte Araujo holds a bachelor’s degree in industrial and Systems Engineering from the University of Florida (1998). She studied at the Inter-American University of Puerto Rico School of Law (2004) and then obtained a Master of Laws from the Inter-American University of Puerto Rico (2019). Ms. Ugarte is admitted to the practice of law and notary by the Supreme Court of Puerto Rico (2004), the Federal Court for the District of Puerto Rico, for the First Circuit of Boston (2005), the Court of Appeals of the First Circuit (2005) and the Supreme Court of Texas (2018). She was Director of the Office of Legal Counsel of the Energy Bureau of the Public Service Regulatory Board and the Designated Director of the Office of Legal Counsel of the Public Service Regulatory Board. She has served as Legal Director of the Puerto Rico Infrastructure Financing Authority and has worked with renowned law firms. She has over fifteen (15) years of vast professional experience as a trial attorney with an emphasis on commercial and construction litigation and extensive experience in administrative law. Also, as an industrial engineer she has been a consultant for government agencies in charge of large projects and in private entities.

Our Commissioners

The PREB works as a collegial forum that currently consists of one (1) Chairman, Edison Avilés Deliz, Esq., and four (4) Associated Commissioners, Ángel R. Rivera de la Cruz, Esq., Lillian Mateo Santos, Esq., Ferdinand Ramos Soegaard, PE and Sylvia B. Ugarte Araujo, Esq.