PXiSE is creating new ways
to manage today’s evolving grid

Our team of experts has experience in many areas of the energy industry

Patrick Lee
President & Co-Inventor

Patrick Lee founded and leads PXiSE Energy Solutions, LLC., a subsidiary of Sempra Energy with an investment by Mitsui & Co., Ltd. Lee is also vice president of infrastructure and technology at Sempra Infrastructure, LLC.

Lee is a proven executive with a successful track record. He completed a $1.8B, infrastructure project with 19 awards and has led numerous business operations with significant financial outcomes. He has over 30 years of energy industry experience in electric system planning, design, construction, operations, energy markets, renewables, and technology RD&D.

Lee graduated cum laude with a bachelor’s degree in electrical engineering from San Diego State University and holds a master’s degree in electrical engineering from California State University, Sacramento. He is also a registered professional electrical engineer in California and a council member for California Council on Science and Technology and council of advisors for the Jacobs School of Engineering at the University of California, San Diego.

Charles Wells
Chief Technology Architect & Co-Inventor

Chuck Wells is a military veteran and professional chemical and electrical engineer with over 40 years of real-time control experience. Wells has over 18 U.S. patents and has published +60 technical papers. He is an expert in synchro-phasor measurements and application in the power industry.

At the start of his career, US Army Captain Wells worked on advanced phased array radar and anti-missile intercept controls. Later in his career worked on early versions of Energy Management Systems for Utility companies including State Estimators and advanced SCADA systems.  He spent 20 years developing advanced real time control systems for paper, steel, waste water, and metals and mining applications including development of advanced sensors. He is the co-author of two books and has published over 50 technical papers.  At OSIsoft he was Industrial Principal in Transmission and Distribution systems including development IEEE C37.118 and FFT interfaces.

Wells holds his bachelor’s degree in chemical engineering from Vanderbilt University, and his master’s degree in chemical engineering and his doctorate degree in electrical engineering from Washington University. Wells is an active participant in NASPI meetings since its founding in 2003 and the IEEE. He is a registered professional chemical engineer in the State of California in Chemical Engineering and Control Systems.

Raymond de Callafon
Chief Control System Architect & Co-Inventor

Raymond de Callafon is a full professor at the Department of Mechanical and Aerospace Engineering at the University of California, San Diego (UCSD). In his current role, de Callafon is the Chief Control System Architect for the PXiSE Advanced Control Technology.

De Callafon is a professional mechanical engineer with over 30 years of research experience on feedback control systems for electromechanical systems. De Callafon has won numerous industry and academic awards. He holds +2 U.S. patents and has published +100 technical papers.

De Callafon received his master’s and doctorate degrees in mechanical engineering from the Delft University of Technology in the Netherlands. He is also the founding Director of the Synchrophasor Laboratory at UCSD.