Profile: ASA Builders Supply Co. specializes in interior doors, bifolds, moldings, stair parts, shelving and custom millwork. We provide doors, moldings, shelves & mantels and stair parts. We provide custom designed doors with raised moldings and panel options. Our standard molded doors come in many styles of either 2, 3, 4, or 6 panels. These are available in smooth and textured surfaces depending on style. We also have moldings in composite materials (MDF) and flexible rubber patterns to match most wood profiles for bending around radius walls and arched openings. We also provide handles traditional wood railings, fittings, wrought iron, and modern chrome rail systems.