Published in the 2009-09 Disaster Resource Guide, by Eric Holdeman of ICF International. Emergency Operations Centers (EOC) are utilized to coordinate disaster response efforts. These facilities have evolved overtime to become much more complex operations and facilities due to the integration of technology and the expanding numbers and types of disasters for which planning must be done. This article provides information and design concepts for organizations that are contemplating either remodeling an existing EOC or building an entirely new facility.