GGN is a landscape architecture firm based in Seattle. Our firm’s 45 employees have backgrounds in landscape design, architecture, art, engineering, and ecology. GGN was the recipient of the Smithsonian’s Cooper-Hewitt National Design Award for Landscape Architecture in 2011. The firm’s project awards include ASLA National Awards of Excellence, ASLA and AIA Honor Awards for Design, Tucker Design Awards, Society for Campus and University Planning Awards, and Great Places Awards from the Environmental Design Research Association.