Allegheny Technologies Incorporated (NYSE: ATI) is a global manufacturer and supplier of advanced specialty materials and components. The company produces a diverse range of high-performance alloys, including nickel-based, titanium-based and other refractory metals, as well as stainless and speciality steel products. These materials serve critical applications in markets such as aerospace, defense, oil and gas, chemical processing, industrial power generation, medical and consumer electronics.
ATI’s product portfolio encompasses precision forgings, seamless tubes, flat-rolled products, powder metals and additive manufacturing solutions. The company also offers engineered materials systems and technical solutions, including superalloys and advanced composites designed to withstand extreme environments. In addition to its manufacturing capabilities, ATI provides supply chain management, aftermarket services and digital tools that help customers optimize their operations and improve end-product performance.
Founded in the early 20th century as the Allegheny Steel Company, ATI has evolved through mergers, divestitures and strategic investments into a diversified materials science enterprise. Headquartered in Pittsburgh, Pennsylvania, the company operates production facilities, research laboratories and service centers across North America, Europe and Asia, enabling close collaboration with global original equipment manufacturers and end users.
Under the leadership of Chief Executive Officer Rich Harshman, ATI places strong emphasis on innovation, operational excellence and sustainability. The company maintains an active research and development program to advance next-generation materials, while pursuing environmental and safety initiatives to support long-term value creation for customers, employees and shareholders.
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