Ternium S.A., together with its subsidiaries, manufactures and distributes steel products in Mexico, Southern Region, Brazil, and internationally. It operates through three segments: Steel, Mining, and Usiminas. The Steel segment offers slabs, hot and cold rolled products, coated products, roll formed and tubular products, bars, billets, and other products. Its Mining segment sells iron ore and pellets. The Usiminas segment offers iron ore extraction, steel transformation, and production of capital goods and logistics; and manufactures and sells various products and raw materials, such as flat steel, iron ore, and stamped steel parts for the automotive industry and products for the civil construction and capital goods industry. It also provides medical and social; scrap; renewable energy; and engineering and other services, as well as operates as a distribution company. In addition, the company engages in the exploration, exploitation, and pelletizing of iron ore. Ternium S.A. was founded in 1961 and is based in Luxembourg City, Luxembourg. Ternium S.A. is a subsidiary of Techint Holdings S.à r.l.

The Chemours Company provides performance chemicals in North America, the Asia Pacific, Europe, the Middle East, Africa, and Latin America. It operates through three segments: Titanium Technologies, Thermal & Specialized Solutions, and Advanced Performance Materials. The Titanium Technologies segment provides TiO2 pigment under the Ti-Pure brand for delivering whiteness, brightness, opacity, durability, efficiency, and protection in various of applications, such as architectural and industrial coatings, flexible and rigid plastic packaging, polyvinylchloride, laminate papers used for furniture and building materials, coated paper, and coated paperboard used for packaging. The Thermal & Specialized Solutions segment offers of refrigerants, thermal management solutions, propellants, foam blowing agents, and specialty solvents. The Advanced Performance Materials segment products portfolio includes various industrial resins, specialty products, membranes, and coatings for electronics, communications, transportation, wire and cable, energy, oil and gas, and medical, and other applications under the eflon, Viton, Krytox, and Nafion brands. The company sells its products through direct and indirect channels, as well as through a network of resellers and distributors. The Chemours Company was incorporated in 2014 and is headquartered in Wilmington, Delaware.

Kronos Worldwide, Inc. produces and markets titanium dioxide pigments (TiO2) in Europe, North America, the Asia Pacific, and internationally. The company produces TiO2 in two crystalline forms, rutile and anatase to impart whiteness, brightness, opacity, and durability for various products, including paints, coatings, plastics, paper, fibers, and ceramics, as well as for various specialty products, such as inks, foods, and cosmetics. It also produces ilmenite, a raw material used directly as a feedstock by sulfate-process TiO2 plants; iron-based chemicals, which are used as treatment and conditioning agents for industrial effluents and municipal wastewater, as well as in the manufacture of iron pigments, cement, and agricultural products; specialty chemicals for use in the formulation of pearlescent pigments, and production of electroceramic capacitors for cell phones and other electronic devices, as well as for use in natural gas pipe, and other specialty applications. In addition, the company provides technical services for its products. It sells its products under the KRONOS brand through agents and distributors to paint, plastics, decorative laminate, and paper manufacturers. The company was founded in 1916 and is headquartered in Dallas, Texas. Kronos Worldwide, Inc. is a subsidiary of Valhi, Inc.

Ferroglobe PLC produces and sells silicon metal, and silicon and manganese-based ferroalloys in the United States, Europe, and internationally. It provides silicone chemicals that are used in a range of applications, including personal care items, construction-related products, health care products, and electronics; and silicon metal for primary and secondary aluminum producers. The company also offers silicomanganese, which is used as deoxidizing agent in the steel manufacturing process; and ferromanganese that is used as a deoxidizing, desulphurizing, and degassing agent in the removal of nitrogen and other harmful elements from steel. In addition, it offers ferrosilicon products that are used to produce stainless steel, carbon steel, and various other steel alloys, as well as to manufacture electrodes and aluminum; calcium silicon, which is used in the deoxidation and desulfurization of liquid steel, and production of coatings for cast iron pipes, as well as in the welding process of powder metal and in pyrotechnics; and nodularizers and inoculants, which are used in the production of iron. Further, the company provides silica fume, a by-product of the electrometallurgical process of silicon metal and ferrosilicon. Additionally, it operates quartz mines in South Africa, Spain, the United States, and Canada; and low-ash metallurgical coal mines in the United States; and a charcoal production facility in South Africa, as well as holds interests in hydroelectric power plant in France. The company serves silicone chemical producers; aluminum and steel manufacturers; auto companies and their suppliers; ductile iron foundries; manufacturers of photovoltaic solar cells and computer chips; and concrete producers. Ferroglobe PLC was formerly known as VeloNewco Limited and changed its name to Ferroglobe PLC in December 2015. The company was incorporated in 2015 and is headquartered in London, the United Kingdom.

IperionX Limited engages in exploration and development of its mineral properties in the United States. The company holds a 100% interest in the critical minerals Titan project, which has the resource of titanium, rare earth, and zircon rich mineral sands covering approximately 11,054 acres of surface and associated mineral rights in Tennessee, the United States. It also produces titanium products made from scrap titanium at industrial pilot facility in Utah, United States. IperionX Limited operates titanium business to support various industries, including consumer electronics, aerospace, defense, medical, bicycles, additive manufacturing, hydrogen, and automotive. The company was formerly known as Hyperion Metals Limited and changed its name to IperionX Limited in February 2022. IperionX Limited was incorporated in 2017 and is headquartered in Charlotte, North Carolina.

Valhi, Inc. engages in the chemicals, component products, and real estate management and development businesses in Europe, North America, the Asia Pacific, and internationally. The company's Chemicals segment produces and markets titanium dioxide pigments (TiO2), which are white inorganic pigments used in various applications by paint, plastics, decorative laminate, and paper manufacturers. It offers TiO2 under the KRONOS name through agents and distributors. The company's Component Products segment manufactures mechanical and electrical cabinet locks, and other locking mechanisms for use in ignition systems, mailboxes, file cabinets, desk drawers, tool storage cabinets, vending and cash containment machines, integrated inventory and access control secured narcotics boxes, medical cabinetry security, electronic circuit panels, storage compartments, and gas station security applications. It also provides stainless steel exhaust components, gauges, throttle controls, wake enhancement systems, trim tabs, and related hardware and accessories primarily for performance and ski/wakeboard boats. The company's Real Estate Management and Development segment offers utility services to industrial and municipal customers; owns real properties; and develops land holdings for commercial, industrial, and residential purposes. It also holds marketable securities and other investments. The company was incorporated in 1932 and is based in Dallas, Texas. Valhi, Inc. is a subsidiary of Dixie Rice Agricultural L.L.C.

NL Industries, Inc., through its subsidiary, CompX International Inc., operates in the component products industry in Europe, North America, the Asia Pacific, and internationally. The company manufactures and sells mechanical and electronic cabinet locks and other locking mechanisms, including disc tumbler locks; pin tumbler locking mechanisms under KeSet, System 64, TuBar, and Turbine brands; and electronic locks under CompX eLock and StealthLock brands for use in various applications, such as mailboxes, ignition systems, file cabinets, desk drawers, tool storage cabinets, high security medical cabinetry, integrated inventory and access control secured narcotics boxes, electronic circuit panels, storage compartments, gas station security, vending and cash containment machines. It also offers original equipment and aftermarket stainless steel exhaust headers, exhaust pipes, mufflers, and other exhaust components; gauges, such as GPS speedometers and tachometers; mechanical and electronic controls and throttles; wake enhancement devices, trim tabs, steering wheels, and other billet aluminum accessories; dash panels, LED indicators, wire harnesses, and other accessories; and grab handles, pin cleats, and other accessories; primarily for performance and ski/wakeboard and performance boats. In addition, the company produces and markets value-added titanium dioxide pigments, a base industrial product used in imparting whiteness, brightness, opacity, and durability to a diverse range of customer applications and end-use markets, including coatings, plastics, paper, inks, cosmetics, pharmaceuticals, and other industrial and consumer products. The company sells its component products directly to original equipment manufacturers, as well as through distributors. NL Industries, Inc. was founded in 1891 and is based in Dallas, Texas. NL Industries, Inc. operates as a subsidiary of Valhi, Inc.

Trinseo PLC operates as a specialty material solutions provider in the United States, Europe, the Asia-Pacific, and internationally. It operates through five segments: Engineered Materials, Latex Binders, Plastics Solutions, Polystyrene, and Americas Styrenics. The Engineered Materials segment offers rigid thermoplastic compounds and blends, soft thermoplastic, continuous cast, cell cast, activated methyl methacrylates (MMA), PMMA resins, and extruded PMMA sheets and resins for consumer electronics, medical, footwear, automotive, and building and construction applications under the EMERGE, CALIBRE, PLEXIGLAS, ALTUGLAS, ACRYSPA, AVONITE, STUDIO, MEGOL, APILON, APIGO, and APINAT brands. The Latex Binders segment provides styrene-butadiene latex, and other latex polymers and binders primarily for coated paper and packaging board, carpet, and artificial turf backings, as well as the adhesive, building and construction, and technical textile paper market. The Plastics Solutions segment offers acrylonitrile-butadiene-styrene, styrene-acrylonitrile, polycarbonate, and compounds and blends for automotive and other applications under the MAGNUM brand. The Polystyrene segment provides general purpose polystyrenes and high impact polystyrene for use in appliances, food packaging and food service disposables, consumer electronics, and building and construction materials under the STYRON brand. The Americas Styrenics segment provides styrene and polystyrene for appliances, food packaging, food service disposables, consumer electronics, and building and construction materials applications. Trinseo PLC was incorporated in 2015 and is headquartered in Wayne, Pennsylvania.