Cowen Design Group, LLC is a woman-owned small business that provides professional design services for institutional, government, and private clients with expertise in master planning, sustainable design, landscape architecture, and civil engineering.

Alisa S. T. Cowen established the firm in 2006. Since that time Cowen Design Group has provided services for over 70 projects for the U.S. Department of State, U.S. Army Corps of Engineers, National Archives, Department of Defense, General Services Administration, and our private development partners.