Dorn Model Homes, Prescott

Building Performance Institute, Inc.Energy StarLeed for HomesIndoor airPLUS
About Us

Justin G. Erickson and James C. Bellar are the owner and directors of E3 Energy LLC., a building science company in Flagstaff, Arizona. E3 Energy is leading the green building and energy efficiency industry in the Southwest, providing consultation, testing and certification to contractors to increase the efficiency, healthfulness and safety of homes.

E3 Energy LLC is a provider and rater for the U.S. Department of Energy Builders Challenge, HERS (Home Energy Rating System), EPA Energy Star program, the DOE Zero Energy Ready Home program, and a Green Rater for LEED for Homes program. E3 Energy also works with the cutting edge building scientists in the industry, such as USGBC, EEBA, Advanced Energy, and the Building Science Corporation, in designing and testing building techniques for the 21st century.

E3 Energy builders have received national recognition and awards. Justin and Jim have been Flagstaff residents for over 14 years. For more information, go to

Learn more about all the services we can provide [ + ]