At David Evans and Associates, Inc. (DEA) our philosophy is "To find outstanding professionals and give them the freedom and support to do what they do best." Since its founding in 1976 in Portland, OR, DEA Inc. has become a recognized leader for progressive and sustainable design and management solutions for complex transportation, land development, energy, and water resources projects nationwide. DEA Inc.’s multi-disciplinary teams partner with clients to tailor solutions to meet the unique needs of each project. The firm has over 20 offices and employs approximately 750 people firm wide. DEA is an employee-owned corporation and consistently ranks among ENR’s Top 100 Pure Design firms in the US.