In the United States, commercial buildings account for 20 percent of all energy use. With the right programs in place, you might imagine plenty of potential for energy savings in commercial real estate (CRE). And you’d be right. But utilities have struggled to serve this hard-to-reach market for a few reasons. It’s a complex, multifaceted network that contains many different building types, decision makers with conflicting incentives, rigid investment cycles, and divergent priorities. This presents a challenge to implement energy efficiency through the traditional utility channels.