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Turnbull Energy writes periodic posts to support key industry topics including zero energy buildings, energy efficient schools, cool roofs, utility programs, etc. Follow us on Linkedin to get news and updates.

AUTHOR: Peter Turnbull, Principal Consultant, Peter Turnbull & Associates.

Peter is an expert in zero energy buildings and board member with New Buildings Institute and several other organizations. For over 38 years, he led energy efficiency programs at PG&E, including PG&E’s zero energy efforts starting in 2010, including the design, management and implementation of California's Prop 39 Zero Net Energy Program for K-14 public schools. Learn more about Peter Turnbull & Associates at

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