Greg Hadsell

Greg Hadsell, AIA, LEED AP

Federal Architecture Principal

Based in San Francisco, Greg champions federal architecture throughout the region. In his role, he connects with clients and architecture studios alike to build a cohesive federal team. He collaborates with global and regional federal leadership to formulate and implement marketing initiatives. 

A seasoned architect with over two decades of experience, Greg’s career has been highlighted by numerous projects that advance federal scientific discovery. His work emphasizes sustainable, collaborative and multidisciplinary environments for learning and research, and includes the design of highly technical facilities that house some of the world’s most advanced scientific instruments. 

Greg’s portfolio includes transformative projects for national laboratories serving the U.S. Department of Energy (DOE), such as the Linac Coherent Light Source II and Campus Master Plan for SLAC National Accelerator Laboratory, as well as the new Welcome Center at Lawrence Berkeley National Laboratory. Passionate about sustainable design, Greg helped HDR become a founding member of the International Institute for Sustainable Laboratories Northern California Chapter and presented at a recent I2SL National Conference.