Founded by Ralph Cunningham and Lee Quill, Cunningham Quill Architects is an architectural firm focusing on sustainable design and materials. Cunningham Quill has taken on numerous projects in the D.C. Metro area since its inception. Located on 31st Street NW in Georgetown, the architects serve commercial clients in the areas of residential design, historical preservation, commercial, and urban design. For more information on the firm and a portfolio of work please visit their Web site.