Maria Lacal

Maria Lacal is executive vice president and advisor to the chief executive officer for Arizona Public Service Company (APS). Based in Phoenix, APS is Arizona’s largest electric company and serves more than 1.3 million customers across the state.

Lacal served as executive vice president and chief nuclear officer from 2020 to June 2022 and was responsible for all nuclear-related activities associated with the Palo Verde Generating Station, the nation’s largest power producer of carbon-free energy. 

Previously, Lacal served as senior vice president, nuclear regulatory and oversight at Palo Verde. She joined APS as director of strategic projects at Palo Verde in 2007 and was promoted to vice president of operations support in 2011. Prior to joining APS, Lacal held nuclear leadership positions with Florida Power and Light Company and the Turkey Point Nuclear Plant. 

Lacal obtained a U.S. Nuclear Regulatory Commission senior reactor operator license in 1996. She has also served as chairman of the Academy Council for the National Academy for Nuclear Training. Lacal was a member of the Institute of Nuclear Power Operations (INPO) Executive Advisory Group; STARS Nuclear Alliance Board of Directors; Nuclear Strategic Issues Advisory Committee (NSIAC); Electric Power Research Institute (EPRI) Nuclear Power Council Executive Committee; chairman of the Nuclear Energy Institute (NEI) Risk Informed Steering Committee; executive chairman of PWR Owners Group; CNO liaison for EPRI Fuel & Chemistry Executive Committee; and executive sponsor of EPRI Fuels Research Integration Committee. She is a member of Phoenix Symphony Board of Directors and previously served as a member of the University of Arizona’s Eller School of Business National Board of Advisors, as a member of the North American Young Generation in Nuclear Executive Advisory Committee, and on the U.S. Women in Nuclear Executive Advisory Council.

Lacal earned a Bachelor of Science degree in civil engineering from the University of Miami. She also completed the Harvard Business School Advanced Management Program.

Email Alerts


Enter the code shown above.