As a partner at Hartman-Cox Architects, Carl leads projects for significant national institutions where stewardship and thoughtful design are critical for success. Carl has built up a distinguished portfolio planning and designing additions, alterations and restorations of historically and architecturally significant buildings in nationally prominent sites and campuses, including the National Mall and US Capitol grounds. Recent projects include comprehensive exterior facade restorations to the US Supreme Court, US Capitol West and East fronts and the historic John A. Campell US Courthouse. Current projects include the Global Campus for Architecture and Design (GCAD), which includes both the net-zero renewal of the 1973 AIA National Headquarters and the historic 1799 Octagon House Museum, which will create an accessible, sustainable and resilient campus as a living model to showcase design and innovation.