Allegheny Technologies is a manufacturer of specialty materials and components. The company operates in two business segments: High Performance Materials and Components, which produces a range of specialty materials, parts and components for several main end markets, including aerospace and defense, medical, and energy; and Flat Rolled Products, which produces nickel-based alloys, specialty alloys, titanium and titanium-based alloys, and stainless steel in a variety of forms including plate, sheet, engineered strip, and Precision Rolled Strip? products.

ArcelorMittal is a steel company, based in Luxembourg, with operations in more than 60 countries. Co. is active in all major global steel markets, including automotive, construction, household appliances and packaging, as well as activities in Research & Development and technology, with captive supplies of raw materials and its own distribution network. Co. has an industrial presence in over 20 countries spanning four continents, covering key steel markets, from emerging to mature. Co. offers a complete spectrum of steel products from commodity steel to value-added products, from long products to flat, from standard to specialty products, from carbon steel to stainless steel and alloys.

Sims Metal Management buys, processes and sells ferrous and non-ferrous recycled metals and provides environmentally responsible solutions for the disposal of post-consumer electronic products, including information technology assets recycled for commercial customers. Co.'s product groups are: ferrous secondary recycling, which collects, processes and trades iron and steel secondary raw material; non-ferrous secondary recycling, which collects, processes and trades other metal alloys and residues; recycling solutions, which disposes post-consumer electronic products; and secondary processing and other services, which focuses on melting, refining and ingoting of certain non-ferrous metals.

Steel Dynamics is a steel producer and metal recycler. The company manufactures and sells steel products, processes and sells recycled ferrous and nonferrous metals, and fabricates and sells steel joists and deck products. The company's segments are: Steel, which produces steel from ferrous scrap and scrap substitutes, utilizing casting, automated rolling mills and several downstream steel coating and bar processing lines, and Iron Dynamics; metals recycling, which involves the purchase, processing, and resale of ferrous and nonferrous scrap metals into reusable forms and grades; and steel fabrication, which produces steel building components, including steel joists, girders, trusses, and steel deck.

United States Steel is a steel producer of flat-rolled and tubular products with production operations in the United States and Europe. The company is also engaged in railroad services and real estate operations. The company's segments are: North American Flat-Rolled, which produces slabs, strip mill plates, sheets and tin mill products; U. S. Steel Europe, which produces and sells slabs, strip mill plate, sheet, tin mill products and spiral welded pipe, as well as heating radiators and refractory ceramic materials; and Tubular Products, which produces and sells electric resistance welded steel casing and tubing (known as oil country tubular goods), and standard and line pipe and mechanical tubing.

Worthington Industries is a metals manufacturing company, focused on steel processing and manufactured metal products. The company operates three segments: Steel Processing, which buys coils of steel from integrated steel mills and mini-mills and processes them to customer specifications; Pressure Cylinders, which manufactures and sells filled and unfilled pressure cylinders, tanks, hand torches, well water and expansion tanks, and oil and gas equipment with accessories and related products for end-use market applications; and Engineered Cabs, which designs and manufactures custom-engineered open and enclosed cabs and operator stations and custom fabrications and packaging for mobile equipment.