Alcoa is a vertically integrated aluminum company comprised of bauxite mining, alumina refining, aluminum production (smelting, casting, and rolling), and energy generation. Through direct and indirect ownership, the company has 30 operating locations in nine countries around the world, situated primarily in Australia, Brazil, Canada, Iceland, Norway, Spain, and United States.

Century Aluminum is a holding company. Through its subsidiaries, the company produces primary aluminum and operates aluminum reduction facilities in the U.S. and Iceland. The company's principal subsidiaries are: Century Kentucky, Inc., which operates a primary aluminum reduction facility in Hawesville, KY; Nordural ehf, which operates a primary aluminum reduction facility in Grundartangi, Iceland; Century Aluminum Sebree LLC, which operates a primary aluminum reduction facility in Robards, KY; Century Aluminum of South Carolina, which operates a primary aluminum reduction facility in Goose Creek, SC; and Nordural Helguvik ehf, which owns a greenfield primary aluminum project in Helguvik, Iceland.

Constellium N.V. designs and manufactures a range of innovative specialty rolled and extruded aluminum products, serving primarily the aerospace, packaging and automotive end-markets. Co. has a strategic footprint of manufacturing facilities located in the United States, Europe and China. Co.'s product portfolio commands higher margins as compared to less differentiated, more commoditized fabricated aluminum products, such as common alloy coils, paintstock, foilstock and soft alloys for construction and distribution. Co. organizes its business around three operating segments: Aerospace & Transportation, Packaging & Automotive Rolled Products, and Automotive Structures & Industry.

Dow is a holding company. Through its subsidiaries, the company delivers science-based products and solutions for its customers. The company's segments are: Packaging and Specialty Plastics, which focuses on polyolefin product portfolio to deliver plastics to customers; Industrial Intermediates and Infrastructure, which produces and markets ethylene oxide and propylene oxide derivatives that are aligned to market segments as appliances, coatings, infrastructure and oil and gas; and Performance Materials and Coatings, which utilizes the company's acrylics-, cellulosics- and silicone-based technology platforms to serve the needs of the architectural and industrial coatings, home care and personal care end-markets.

DuPont de Nemours provides technology-based materials, ingredients and solutions in key markets including electronics, transportation, building and construction, health and wellness, food and worker safety. The company has five segments: Electronics & Imaging, which is a supplier of materials and systems for a range of consumer electronics ; Nutrition & Biosciences, which provides solutions for the global food and beverage markets; Transportation & Industrial, which delivers polymer-based high-performance materials; Safety & Construction, which provides engineered products and integrated systems; and Non-Core, a supplier of key materials for the manufacturing of photovoltaic cells and panels.

Eastman Chemical is a global advanced materials and specialty additives company. The company's segments are: Additives and Functional Products, which manufactures chemicals for products in the transportation, consumables, building and construction, and other markets; Advanced Materials, which produces and markets polymers, films, and plastics in transportation, consumables, building and construction, durable goods, and health and wellness markets; Chemical Intermediates, which utilizes integration from the cellulose and acetyl, olefins, and alkylamines streams; and Fibers, which manufactures and sells Estron? acetate tow and Estrobond? triacetin plasticizers for use in filtration media.

Howmet Aerospace is a provider of engineered solutions for the aerospace and transportation industries. The company's primary businesses focus on jet engine components, aerospace fastening systems, and titanium structural parts necessary for mission-critical performance and efficiency in aerospace and defense applications, as well as forged wheels for commercial transportation.

Kaiser Aluminum manufactures and sells semi-fabricated specialty aluminum mill products. The company's aerospace and high strength products include heat treat plate and sheet, hard alloy extruded shapes, cold finish rod and bar, drawn tube and billet used for a variety of end uses in the aerospace and defense industries. Automotive Extrusions consist of extruded aluminum products for several North American automotive applications. The company's general engineering products consists of 6000-series alloy plate, sheet, rod, bar, tube, wire and standard extruded shapes. Other products consist of extruded, drawn and cast billet aluminum products for a range of North American industrial end uses.

LyondellBasell Industries is a chemical company. Co.'s chemicals businesses consist of processing plants that convert liquid and gaseous hydrocarbon feedstocks into plastic resins and other chemicals, and used by its customers to manufacture a range of products including food packaging, home furnishings, automotive components, paints and coatings. Co.'s refining business consists of its Houston refinery, which processes crude oil into products such as gasoline, diesel and jet fuel. Co. manages its operations through five operating segments: Olefins and Polyolefins - Americas; Olefins and Polyolefins - Europe, Asia, International; Intermediates and Derivatives; Refining; and Technology.