Donald Lococo Architects is an award-winning Washington, DC residential architecture firm with a focus on custom home design and house additions. Informed by pragmatics, budget constraints, and client preferences, our houses evolve amid a continuous collaboration with the homeowner to create well considered and thoughtful homes. Our DC architecture firm is well versed in all styles and historic periods. We are known equally for our modern home architecture and classic home design. Donald Lococo Architects has designed houses for past U.S. President Bill Clinton and first lady Hillary Clinton and the family of US Supreme Court Justice Scalia. Our architectural firm has been repeatedly featured in national design magazines such as Architectural Digest, Residential Architect, Elle Decor, House Beautiful and Traditional Home; we were named as a top Washington architect by The Washingtonian Magazine and consistently awarded Best of Houzz. Our clients hail from the Washington, DC area including Bethesda, MD, Potomac, MD, Chevy Chase, MD, Annapolis, MD, Alexandria, VA, Arlington, VA, Middleburg, VA and extend up to Martha’s Vineyard, Massachusetts. We invite you to browse our website, get to know our work and DC design firm and encourage you to contact us with any questions, comments or inquiries.