ArcelorMittal S.A. is a global steel producer headquartered in Luxembourg, supplying steel inputs used in reinforced concrete, structural frames, and major infrastructure.

Construction relevance

Its long and flat steel portfolios support beams, sections, plate, and other grades specified for building and civil engineering applications where standards compliance is critical.

Footprint

The company operates internationally with a large workforce and multi-country production base, enabling regional supply and technical coordination for large projects.