He is the President & CEO of Washington, D.C.–based David M. Schwarz Architects, Inc.[2] and serves as the chairman of the Yale School of Architecture's Dean's Council.

[4] In 2015, David Schwarz was awarded the University of Notre Dame's Richard H. Driehaus Architecture Prize on March 21, 2015, in Chicago[5][6] for his work which embodies the highest ideals of traditional and classical architecture in contemporary society, and creates a positive cultural, environmental, and artistic impact.

[9] While his early career was focused primarily on the renovation of row houses in historic districts of Washington, D.C., such as Adams Morgan, Dupont Circle, and Mount Pleasant, Schwarz has since applied his self-proclaimed populist style to arenas, schools, baseball stadia, performing arts venues, retail districts, healthcare facilities, apartment buildings, and academic campuses across the United States.

During his time on the board of directors he helped create both the Vincent Scully Prize and the National Building Museum Honor Award.

David Schwarz served as the Davenport Visiting Professor at the Yale School of Architecture in the fall of 2008[10] and taught a fifth-year design studio at The University of Notre Dame in 2010.