Metals USA Holdings Corp. (Metals USA Holdings) is a provider of processed carbon steel, stainless steel, aluminum, red metals, manufactured metal components and inventory management services. The Company operates in three segments: Plates and Shapes Group, Flat Rolled and Non-Ferrous Group, and Building Products Group. It sells its products and services to a diverse customer base and range of end-user markets, including the aerospace, automotive industry manufacturing, defense, heavy equipment, marine transportation, commercial construction, office furniture manufacturing, and energy and oilfield services industries, among several others, throughout the United States. On March 11, 2011, the Company acquired The Richardson Trident Company. On March 12, 2012, the Company acquired interests in Gregor Technologies, LLC. In April 2013, Reliance Steel and Aluminum Co acquired the Company.