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Mr. Kolderup has provided sustainability and energy consulting services since 1990, when he joined Eley Associates as an energy engineer. He became an owner in 1994 and served as vice president until the firm’s merger with Architectural Energy Corporation in 2004. After three years as Associate Principal, sharing management of AEC’s San Francisco office, Mr. Kolderup started Kolderup Consulting in 2007. He is a registered professional engineer and an ASHRAE-certified Building Energy Modeling Professional. He is also a lecturer at Stanford University.  

Erik Kolderup
Selected Design Consulting Experience

  • CalSTRS Headquarters Office Building, 400,000 sf, West Sacramento, CA

  • East Contra Costa County Courthouse, 70,000 sf, Pittsburgh, CA

  • Ebay Building 17 Office Building, 190,000 sf, San Jose, CA

  • Lincoln High School Bungalow Replacement Building, 18,000 sf, San Francisco, CA

  • Mills Peninsula Hospital, 360,000 sf, Burlingame, CA

  • Oakland Airport Terminal 2 Extension, Oakland, CA


Selected Training Experience


  • Stanford University – Lecturer, Civil & Environmental Engineering, teaching CEE 156/256 Building Systems, 2008 - Present

  • Building Energy Modeling Workshops - International Building Performance Simulation Association

  • Hawaii Energy Code - February and November 2012

  • High Performance School Design – Collaborative for High Performance Schools

  • Exceeding Title 24 for Offices, Schools, Laboratories, and Retail Buildings – PG&E

  • VisualDOE and LEED energy performance calculations – Eley Associates/AEC

Selected Publications

  • Hawaii Commercial Building Guidelines for Energy Efficiency, State of Hawaii, 360 pages, 2004, download link (7.4MB)

  • Best Practices Manual, Volume 2 Design, HVAC chapter, Collaborative for High 

  • Performance Schools, 2002 and 2006,

  • Reference Specifications for Energy and Resource Efficiency, California Energy Commission, 2000

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