Stier Supply Company has been serving the Midlands with quality building products since 1946. It assembles its own pre-hung interior and exterior door units. Based in Irmo, S.C., the company stocks a large selection of moldings in finger-joint pine, solid pine, banack, oak, medium-density fibreboard (MDF) and (polyvinyl chloride) PVC. Stier Supply Company offers delivery to Irmo, Columbia and the surrounding areas. The company's products include windows, exterior doors, interior doors, door hardware, hardwood lumber and hardwood flooring.