Constellium SE operates through three primary business segments: Packaging & Automotive Rolled Products, Aerospace & Transportation, and Automotive Structures & Industry. The company produces a wide range of semi-fabricated and fully-fabricated products, including beverage canstock, aerospace plates and sheets, and automotive structural components like crash-management systems and battery enclosures. With a geographic footprint spanning over 20 manufacturing sites across Europe, North America, and China, Constellium serves major global clients such as Airbus, Boeing, Mercedes-Benz, and Ford. The company is notable for its proprietary aluminum technologies, such as its Airware aluminum-lithium solutions, and its strong emphasis on recycling. Originally formed from the spin-off of Rio Tinto Alcan's engineered products division, Constellium has established itself as a key supplier of performance-critical aluminum components.