WASHINGTON, D.C. — Quinn Evans, an architectural, planning, and historic preservation firm, announces that Colin MacKillop, AIA, LEED AP, CDT, has been promoted to Principal. His promotion is among nearly two dozen recently announced throughout the firm’s six offices.

MacKillop has experience in design and project management, and has played a key role in several of Quinn Evans’ largest projects. Based in the Washington, D.C. office, he currently serves as Project Manager for the revitalization of the National Air and Space Museum, the Smithsonian Institution’s largest museum modernization to date. Now under construction, the multi-phase project is anticipated to be complete in 2025.

MacKillop has also served as Project Manager and Lead Designer for the Claudelands Events Center, and the PwC Center Regional Headquarters, in Hamilton, New Zealand, as well as the Meadowbank Senior Living and Commons Facility in Auckland, New Zealand; and Project Architect for the addition and renovation to the Rutgers University Law School in New Jersey, the design of the University of Delaware Center for the Arts in Newark, and the Goodwin Bridge at the University of Virginia.

MacKillop holds a Bachelor of Architecture from the University of Cincinnati. He is a member of the American Institute of Architects and a LEED Accredited Professional.

“Colin has consistently provided design leadership and expert management for many of our most complex projects,” said Alyson Steele, FAIA, LEED AP, Executive Vice President and Chief Design Officer for Quinn Evans. “He is proficient in addressing the many challenges of restoring and adapting historic buildings, including high-profile civic landmarks and projects that require innovative approaches and creative vision.”

Quinn Evans provides services in architecture, planning, urban revitalization, and historic preservation, including sustainable preservation and stewardship. The firm has more than 200 professionals in six office locations.