A limited partnership, the firm was bought by the American engineering conglomerate AECOM in 2005,[5] ceasing to exist as a standalone practice in 2009 when it was fully integrated into the company.
Under the tutelage of Eckbo, the practice was responsible for some important modernist works of urban landscape architecture including Tucson Community Center[8] and Fulton Mall (Fresno).
[10] By the early 1970s, EDAW entered into the environmental planning field with a major commission with the Californian utility Pacific Gas & Electric and undertook a land use review for the State of Hawai'i in 1970.
Source:[7] In the 1980s, the firm expanded its Asian portfolio with projects in Korea, China, Japan, Thailand and Singapore, and by 1992, EDAW had opened offices in Sydney and London.
[12] Brown, the lead designer of projects Memorial to the 56 Signers of the Declaration of Independence in Washington, DC to Tokyo Midtown,[13] oversaw EDAW's transformation into a global name in landscape architecture.
[20] In a similar vein, the firm designed large urban schemes for rapidly industrializing Chinese cities such as Wuxi Li Lake Parklands and the revitalization of the Hai River in Tianjin.