Jeff Romberger


Senior Engineer

In his more than 32 years of experience with energy efficiency, Jeff has developed a deep understanding of energy analysis for conservation measures in the industrial, commercial and multi-family sectors. He is experienced in measurement based savings analysis using engineering principles for analytic spreadsheet modeling and hourly building simulation modeling of isolated building equipment or whole building analysis. He has been a lead engineer for impact evaluations of efficiency programs for clients nationwide, such as Bonneville Power Administration, Northwest Energy Efficiency Alliance, Energy Trust of Oregon, Puget Sound Energy, California Public Utilities Commission, Pacific Gas & Electric, National Grid USA, and many others. He has also developed California statewide guidelines that define best practices for assessment of emerging technologies (California Public Utilities Commission), and energy savings evaluation protocols for the U.S. Department of Energy’s Uniform Methods Project (UMP). He has earned a B.S. in Agricultural Engineering and an M.S. in Engineering Science from Washington State University, and is a registered Mechanical Engineer and Agricultural Engineer in Washington State.