National Gypsum Company, headquartered in Charlotte, NC, is the exclusive service provider of reliable, high-performance building products manufactured by its affiliate companies and marketed under the Gold Bond®, ProForm®, and PermaBASE® brands. For decades, we have saved customers time and money by providing the industry’s most reliable building products, resources, and services. We are Building Products for a Better Future® — one project at a time.Shop All National Gypsum Company ProductsVisit National Gypsum Company Website