Welcome to CBECS!

CBECS collects important energy-related information about commercial buildings across the United States. It is the only national source of data about the characteristics and energy use of the entire building stock. Your participation is critically important — please use the options below to learn more or get started.

Learn about CBECS, your role in the study, and what information we will ask you to provide.

Answer questions about the building characteristics, occupancy, and its energy use. The survey takes about 50 minutes to complete.

Submit your energy bills by following these quick and easy steps.


Contact us by email at CBECS@westat.com or by phone at 1-855-249-5929.