Prism Steel Mills Limited operates an integrated steel plant on the Osogbo–Ikirun Road in Osun State, where publicly listed profiles describe an installation with furnace, continuous casting and rolling capacity that manufactures steel billets and iron/steel rods to supply construction and infrastructure markets across Nigeria; company registry and group listings indicate the firm was incorporated in 2008 with a registered head office at GRA Oke-Fia, Osogbo.