Gypsum Subfloors started pouring Maxxon products in 1986 and has over 4 decades of combined experience in the industry. Gypsum Subfloors has over 40 employees, 5 Pumping Machines and 8 trucks to cover all of your floor underlayment needs. We are committed to building strong relationships with the clients we serve. Gypsum Subfloors assists Architects, Engineers, and Owners in the development and specifications of new projects in Louisiana, Mississippi and Alabama. Gypsum Subfloors will continue to grow in the future, along with USG and Maxxon Corporation, to remain the leader and innovator of floor toppings in the industry.