| Name of Subsidiary | Abbreviation | Country | |||||||||||||||
| North America | |||||||||||||||||
| ArcelorMittal Calvert LLC | ArcelorMittal Calvert | United States of America | |||||||||||||||
| ArcelorMittal Dofasco G.P. | ArcelorMittal Dofasco | Canada | |||||||||||||||
| ArcelorMittal Long Products Canada G.P. | ArcelorMittal Long Products Canada | Canada | |||||||||||||||
| ArcelorMittal México S.A. de C.V. | ArcelorMittal Mexico | Mexico | |||||||||||||||
| ArcelorMittal Texas HBI LLC | ArcelorMittal Texas HBI | United States of America | |||||||||||||||
| Brazil and neighboring countries ("Brazil") | |||||||||||||||||
| Acindar Industria Argentina de Aceros S.A. | Acindar | Argentina | |||||||||||||||
| ArcelorMittal Brasil S.A. | ArcelorMittal Brasil | Brazil | |||||||||||||||
| ArcelorMittal Pecém S.A. | ArcelorMittal Pecém | Brazil | |||||||||||||||
| Europe | |||||||||||||||||
| ArcelorMittal Belgium N.V. | ArcelorMittal Belgium | Belgium | |||||||||||||||
| ArcelorMittal Belval & Differdange S.A. | ArcelorMittal Belval & Differdange | Luxembourg | |||||||||||||||
| ArcelorMittal Bremen GmbH | ArcelorMittal Bremen | Germany | |||||||||||||||
| ArcelorMittal Duisburg GmbH | ArcelorMittal Duisburg | Germany | |||||||||||||||
| ArcelorMittal Eisenhüttenstadt GmbH | ArcelorMittal Eisenhüttenstadt | Germany | |||||||||||||||
| ArcelorMittal España S.A. | ArcelorMittal España | Spain | |||||||||||||||
| ArcelorMittal Flat Europe S.A. | AMFE | Luxembourg | |||||||||||||||
| ArcelorMittal France S.A.S. | ArcelorMittal France | France | |||||||||||||||
| ArcelorMittal Hamburg GmbH | ArcelorMittal Hamburg | Germany | |||||||||||||||
| ArcelorMittal Méditerranée S.A.S. | ArcelorMittal Méditerranée | France | |||||||||||||||
| ArcelorMittal Poland S.A. | ArcelorMittal Poland | Poland | |||||||||||||||
| Sustainable Solutions | |||||||||||||||||
| AM Green Energy Private Limited | ArcelorMittal Green Energy | India | |||||||||||||||
| ArcelorMittal International Luxembourg S.A. | ArcelorMittal International Luxembourg | Luxembourg | |||||||||||||||
| Mining | |||||||||||||||||
ArcelorMittal Liberia Holdings Ltd.1 | ArcelorMittal Liberia | Liberia | |||||||||||||||
| ArcelorMittal Mining Canada G.P. and ArcelorMittal Infrastructure Canada G.P. | ArcelorMittal Mines and Infrastructure Canada ("AMMC") | Canada | |||||||||||||||
| Others | |||||||||||||||||
| ArcelorMittal South Africa Ltd. | ArcelorMittal South Africa | South Africa | |||||||||||||||
| PJSC ArcelorMittal Kryvyi Rih | ArcelorMittal Kryvyi Rih | Ukraine | |||||||||||||||