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Lacey Tan

Lacey Tan

  • Carbon-Free Buildings

Lacey is a Manager in RMI’s Carbon-Free Buildings Program, where she is responsible for cross-cutting analytics and policy research in support of eliminating fossil fuel use in buildings.


She brings to RMI over a decade of experience in advancing clean energy and climate policy. Before joining RMI, Lacey worked closely with utilities, regional energy networks, and community choice aggregators in California designing and implementing energy-efficiency programs that addressed state, regional, and local climate goals. She led technical and engineering aspects of efficiency programs and policies, including developing energy use and demand savings estimates; energy modeling; codes and standards; evaluation, measurement, and verification; and emerging technologies.


B.S., Mechanical Engineering, Florida State University
ACEEE Exemplary Energy Efficiency Programs Award, 2019


Oakland, CA

Authored Works

Why Heat Pumps Are the Answer to Heat Waves

As a record-breaking heat wave scorched the Pacific Northwest earlier this summer and again this week, killing hundreds of people in the United States and Canada, many residents realized the predictably mild summers they knew no longer exist. Scientists are clear that climate change will make…