EDAW was an international landscape architecture, urban and environmental design firm that operated from 1939 until 2009. Starting in San Francisco, the firm grew to become the most commercially successful and well-known landscape architecture and urbanism firm in the world, which at its peak had 32 offices worldwide. EDAW lead many landscape architecture, land planning and master planning projects, developing a reputation as an early innovator in sustainable urban development and multidisciplinary design.