United States Steel Corporation
ManufacturingPennsylvania, United States5001-10000 Employees
United States Steel Corporation is a large manufacturing company based in Pittsburgh, Pennsylvania. Guided by a safety-focused culture and a skilled workforce, it develops and delivers next-generation steel solutions to meet customer needs today and tomorrow. The company is investing in a direct-reduced iron facility at Big River Steel Works in Osceola, Arkansas, including a 2.5 million metric tons-per-year HDRI/HBI plant, as part of a broader effort to integrate mining, DRI production, and final steel manufacturing. As the U.S. subsidiary of Nippon Steel, the company operates within the broader manufacturing landscape and serves a diverse set of customers seeking integrated steel products. Recent developments include expansion of its Pennsylvania offices in 2026.