DBA has been providing architectural and planning services to the Mid-Atlantic region for over thirty-five years. Our full-service firm provides leadership and management at the principal level with clients throughout all phases of a project. We have a national reputation for excellence in implementing a design process involving architectural design, preservation and sustainability to ensure thorough projects from start to finish. Our architects excel in the thoughtful exploration and resolution of complex building issues that require multidisciplinary approach.


Davis A. Buckley, FAIA, President

Davis Buckley began his design career working on American architect and futuristic, Buckminster R. “Bucky” Fuller’s Americana exhibits in the 1967 World Exposition (EXPO 67). After working on the placement of the geodesic dome, he continued his professional education at Yale University. He came to Washington in 1974 with an appointment to Congress to assess the facility needs of the U.S. House of Representatives, and in 1979, Davis founded the firm that bears his name. He has led the firm in the completion of many projects including historic preservation, memorials, museums, medical centers, educational facilities, mixed use developments, and environmental and land use planning. He works successfully in collaborative design partnerships, resulting in many award winning projects including two national memorials in Washington, DC – the National Law Enforcement Officers’ Memorial and National Japanese American Memorial to Patriotism During World War II.  His close collaboration with artists has been twice recognized by the coveted Henry Hering Memorial Medal from the National Sculpture Society.   


Thomas J. Striegel, AIA, LEED AP,  Vice-President

Tom Striegel joined DBA while in graduate school at the Catholic University of America, where he earned Bachelor of Science in Architecture and Bachelor of Architecture degrees. Tom has been a leading member of the firm for the past 30 years. His experience in the planning, design, management, and gaining of approvals of small and large scale projects, involving multiple consultants and complex phasing strategies, has resulted in the successful completion of many of DBA’s award winning projects. His focus on establishing clear lines of communication, maintaining project schedules and budgets, and on quality control have proven to be effective.  Tom believes in an inclusive design process that benefits from the input of owners, users and stakeholders in collaboration with our talented team of architects, engineers and specialty consultants to develop creative, efficient and well thought out design solutions. He is affiliated with the American Institute of Architects, the US Green Building Council, Lambda Alpha International, Washington Chapter and the Conservation Assessment Program (CAP). He is a Registered Architect in DC, Maryland and Virginia and holds NCARB Certification.


Amanda Witkowski, AIA, LEED AP BD+C, Director of Sustainability

Amanda Witkowski has extensive professional expertise in the architectural and interior design of sustainable facilities and spaces. As a LEED AP, she is well versed in the application of the US Green Building Council’s LEED building rating system and guides the development of cost-effective strategies for improving building performance. The foundation of her design philosophy stems from innovative integration of cutting edge technology to create socially, economically and ecologically sustainable buildings and environments. At DBA, she enhances and strengthens the firm’s high performance building design capabilities for both new construction and restoration work. Amanda earned her Bachelors of Science in Architecture from the University of Virginia followed by a Masters in Architecture from Arizona State University.



  • Davis Buckley Architects and Planners
    1612 K Street, NW, Suite 900
    Washington, DC 20006
    T: 202-223-1234
    F: 202-223-1212

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