Masonite International Corporation designs, manufactures, and distributes interior and exterior doors for the new construction and repair, renovation, and remodeling sectors of the residential and non-residential building construction markets worldwide. It offers molded panel, flush, stile and rail, routed medium-density fiberboard (MDF), steel, and fiberglass residential doors, as well as architectural interior doors. The company also provides various door components, including interior door facings, agri-fiber and particleboard door cores, MDF and wood cut-stock components, critical door components, wood veneer door skins, and mineral and particleboard door cores. It offers its products under the Masonite, Premdor, Masonite Architectural, Marshfield-Algoma, Mohawk, Megantic, Solidor, Residor, Nicedor, Door-Stop International, Harring Doors, National Hickman, and Graham-Maiman brands to remodeling contractors, builders, homeowners, retailers, dealers, lumberyards, commercial and general contractors, and architects through wholesale and retail distribution channels. The company was founded in 1925 and is headquartered in Tampa, Florida.