CSTM vs SID Comparison

Constellium SE is engaged in the design and manufacture of rolled and extruded aluminium products, serving the packaging, aerospace, automotive, defence and other transportation and industry end-markets. The business is organized into three operating segments: the Packaging and Automotive Rolled Products segment which includes the production of rolled aluminium sheet products in European and North American facilities; the Aerospace and Transportation segment includes the production of rolled aluminium products and very limited volumes of extruded products in European and North American facilities; the Automotive Structures and Industry segment includes the production of extruded aluminium products and aluminium structural components.

Companhia Siderurgica Nacional is an integrated steel producer. together with its subsidiaries operates in five main business segments: Steel industry: production and marketing of flat and long steels; Mining: extraction, processing and marketing of iron ore, tin, limestone and dolomite; Cement: production and commercialization of bagged and bulk cement, in addition to aggregates, concrete, and other related products; Energy: generation and sale of energy from almost all renewable sources; and Logistics: participations in railways and port terminals. The group generates the majority of its revenue from the Steel industry segment. Geographically, it derives a majority of revenue from Asia.