Nucor Corporation manufactures steel and steel products. It operates through the following segments: Steel Mills, Steel Products, and Raw Materials. The Steel Mills segment offers carbon and alloy steel in sheet, bars, structural and plate, steel trading, rebar distribution, and Nucor's equity method investments. The Steel Products business includes joists and joist girders, steel deck, fabricated concrete reinforcing steel, cold finished steel, steel fasteners, metal building systems, steel grating, pipe and tube products, piling products, and wire and wire mesh. The Raw Materials segment consists of direct reduced iron, pig iron, and scrap metals. The company was founded by Ransom E. Olds in 1905 and is headquartered in Charlotte, NC.