DeKalb County Economic Development Corporation Economic Development DeKalb County Economic Development Corporation Visit Website 2179 Sycamore Road, Unit #102 DeKalb, IL 60115 (815) 895-2711 (815) 895-8713 (fax) LinkedIn Facebook Twitter Hours: 8:30 AM-4:30 PM Monday through Friday About About DCEDC was established as a 501c3 in January 1987 as a Public/Private partnership. Our mission is to attract sustainable and diversified economic growth and expansion throughout DeKalb County, IL