CDEC may refer to: California Data Exchange Center, a part of the Division of Flood Management, California Department of Water Resources Captured Document Exploitation Center, a U.S. Army organization Career Development & Employment Centre, located on the campus of the University of Sussex in England Centro di Documentazione Ebraica Contemporanea (Center of Contemporary Jewish Documentation), in Milan, Italy Colorado Department of Early Childhood Combat Development Experimentation Command, another U.S. Army organization CDEC Gaming, a Chinese Dota 2 team