Dayton Superior Corporation, with 2002 revenues of $378 million, is the largest North American manufacturer and distributor of metal accessories and forms used in concrete construction and metal accessories used in masonry construction and has an expanding construction chemicals business. The Company's products, which are marketed under the Dayton Superior(R), Dayton/Richmond(R), Symons(R), American Highway Technology(R) and Dur-O-Wal(R) names, among others, are used primarily in two segments of the construction industry: non-residential buildings and infrastructure construction projects.