Seymour of Sycamore, Inc. Manufacturing, Industry, Distribution Seymour of Sycamore, Inc. Visit Website 917 Crosby Avenue Sycamore, IL 60178 (815) 895-9101 (815) 895-8475 (fax) Facebook About About Seymour of Sycamore is the manufacturer of quality spray paints and chemicals since 1949. We serve the automotive, industrial, and consumer markets. Our products are manufactured in Sycamore, Illinois