Manufacturers / National Gypsum Company

A gypsum building-products company at 2001 Rexford Road in Charlotte, North Carolina, which acts as the service provider for products made by its affiliates Gold Bond Building Products, LLC and PermaBASE Building Products, LLC. Its roofing line is the DEXcell family of commercial roof boards: DEXcell Glass Mat, DEXcell FA Glass Mat and DEXcell FA VSH Glass Mat gypsum roof boards (made by Gold Bond) and DEXcell Cement Roof Board (made by PermaBASE).