Founded in 2004, Core Materials Distribution is a wholesale building materials distributor based in Phoenix, Arizona. Core specializes in providing quality lumber, plywood and specialty products to lumberyards and industrial customers throughout the Arizona market. Our specialties include: Dimension Lumber, Multiple Grades of Industrial Lumber, Pine/Fir/SPF Boards, Sheathing Plywood, Multiple Grades of Industrial Plywood, Siding Plywood, Sanded Plywood, OSB, Medium Density Fiberboard Panels, Particleboard Panels, Hardboard Panels, Hardwood Plywood, Fascia and more...