The National Academy of Sciences and Peirce Mill Complex were both honored by the Virginia Society of the American Institute of Architects with design awards in the historic preservation category. 
QEA's comprehensive rehabilitation/restoration of the 1802,000-sf National Academy of Sciences was presented with the Honor Award for Historic Preservation. The project revitalized a significant historic property in Washington monumental core. The project results were lauded by the jury as "beautifully executed. The well-coordinated design and construction team followed the best preservation practice in an exemplary way. This is an excellent first-rate renovation of a landmark Washington, D.C. building." The QEA team included Larry Barr, AIA, Baird Smith, FAIA, FAPT, Thomas Jester, AIA, FAPT, LEED AP, Kathryn Irwin, AIA, IIDA, LEED AP, and Purvi Irwin, AIA, LEED AP. Consultants included Mueller Associates, Robert Silman Associates, The Protection Engineering Group, Delon Hampton Associates, Gary Steffy Lighting Design, and JaffeHolden. 
The Peirce Mill Complex was presented with a Merit Award for Historic Preservation. Here, QEA implemented a restoration to reactivate the historic mill, reinterpretated the site, and provided vehicular access for this property owned by the National Park Service. The team included Baird Smith, FAIA, FAPT, Kathryn Irwin, AIA, IIDA, LEED AP, and Brenda Wiliams, ASLA. Consultants included Robert Silman Associates, Affiliated Engineers, Inc., and the Protection Engineering Group.