Sieben Energy Associates is a recognized leader in achieving energy efficiency in buildings. Headquartered in Chicago, we have served clients across North America since 1990. We provide energy consulting services for the built environment. We understand buildings. We work to make those buildings better. And we know our clients have unique facilities, goals, and requirements. Consequently, we customize our solutions to meet each client's needs. We help our clients navigate challenges within the energy space: operational inefficiencies; sustainability pressures; fluctuating energy prices; and, rapidly evolving technology. With our guidance, clients use energy more efficiently and manage energy more effectively.