Energy Star

Published by Energy Star Portfolio Manager
Energy Star Certification
The first step to saving energy at your building is to benchmark — that is, to measure and compare your building’s energy to similar buildings, past consumption, or a reference performance level.

Benchmarking turns the information on your utility bill into knowledge you can act on.
ENERGY STAR Portfolio Manager — the Industry Standard for Benchmarking Commercial Buildings
Portfolio Manager is an interactive resource management tool that enables you to benchmark the energy use of any type of building, all in a secure online environment. Nearly 25% of U.S. commercial building space is already actively benchmarking in Portfolio Manager, making it the industry-leading benchmarking tool. It also serves as the national benchmarking tool in Canada.