Dr. Paul Torcellini is the Principal Engineer for the Commercial Buildings Research Group and has been at the NREL for 23 years. Prior to this role, he was group manager for the Commercial Buildings Research team. He also spent three years as a technical advisor to the U.S. Department of Energy in Washington, D.C. Paul was an instrumental part in creating the process to achieve the Zero Energy Building status for NREL’s Research Support Facility.

Paul authored more than 50 papers and articles related to energy efficiency and zero-energy commercial buildings. Among his many awards, Paul received two ASHRAE Technology Awards for his energy-efficient buildings work and two Energy User News magazine’s Efficient Building Awards. Paul has been key in the development of the Advanced Energy Design Guide series from ASHRAE and has chaired two of the guides for K-12 schools and grocery stores.

Paul is an Associate Professor at Eastern Connecticut State University.