ENERGY STAR certified buildings and plants are verified to perform in the top 25 percent of buildings nationwide, based on weather-normalized source energy performance and many other metrics, including occupancy, hours of operation, and more.
ENERGY STAR certified buildings and plants use an average 35 percent less energy, cause an average 35 percent fewer greenhouse gas emissions, and are less expensive to operate than their peers, and
they also meet strict requirements regarding occupant comfort.