Peter Lilienthal

  • Lecturer
Office Hours

Office hours: 2:30-4:05pm on Wednesdays

Dr. Peter Lilienthal is Global Microgrid Lead for UL, LLC and a member of the Advisory Panel for the City of Boulder’s Partnership with Xcel Energy. Previously, he was the CEO of HOMER Energy. Since 1992, he has been the developer of the National Renewable Energy Laboratory’s HOMER® hybrid power optimization software, which has been used by over 250,000 energy practitioners in 193 countries. NREL licensed HOMER Energy to be the sole world-wide commercialization licensee to distribute and enhance the HOMER model.

Dr. Lilienthal was the Senior Economist with International Programs at NREL from 1990 – 2007. He was one of the creators of NREL’s International and Village Power Programs. He has a Ph.D. in Management Science and Engineering from Stanford University. He has been active in the field of renewable energy and energy efficiency since 1978. This has included designing and teaching courses at the university level, project development of independent power projects, and consulting to industry and regulators. His expertise is in the economic and financial analysis of renewable and micro-grid and hybrid power projects.