Francefrance.arcelormittal.com
ArcelorMittal France is a steel producer operating multiple sites in France, including Dunkirk and Mardyck, as a subsidiary of the Luxembourg-headquartered ArcelorMittal group. Its activities focus on steelmaking, with ongoing projects to reduce emissions through an electric arc furnace at Dunkirk. This 2-million-tonne facility, with start-up planned for 2029, is expected to achieve approximately 0.6 tonne CO2 per tonne of steel. A new electrical steel production unit at Mardyck, a €500 million investment, began operations in 2026 to supply materials for electrification applications.
Also known as ArcelorMittal en France.
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Scheduled for 2029, it will cut CO2 intensity threefold, receive 50% support via Energy Efficiency Certificates and relies on EU TRQ/CBAM changes plus a long-term EDF power deal.
