Exhibit 21
LIST OF SIGNIFICANT SUBSIDIARIES
The following is a list of Arcelor’s significant operating subsidiaries as of June 30, 2007, each wholly- or majority-owned directly or indirectly through intermediate holding companies:
Name of Subsidiary | Country | |||
Companhia Siderúrgica de Tubarão S.A. | Brazil | |||
Dofasco Inc. | Canada | |||
Aceria Compacta de Bizkaia S.A. | Spain | |||
Arcelor Atlantique et Lorraine SAS | France | |||
Arcelor Bremen GmbH | Germany | |||
Arcelor Eisenhüttenstadt GmbH | Germany | |||
Arcelor España S.A. | Spain | |||
Arcelor Méditerranée SAS | France | |||
Arcelor Steel Belgium N.V. | Belgium | |||
Arcelor Piombino S.p.a. | Italy | |||
Cockerill Sambre S.A. | Belgium | |||
Industeel Belgium S.A. | Belgium | |||
Industeel France S.A. | France | |||
Acindar Industria Argentina de Aceros S.A. | Argentina | |||
Arcelor Bergara, S.A. | Spain | |||
Arcelor Huta Warszawa Sp. z.o.o. | Poland | |||
Arcelor Madrid, S.L. | Spain | |||
Arcelor Olaberría, S.L. | Spain | |||
Arcelor Profil Luxembourg S.A. | Luxembourg | |||
Arcelor Rodange S.A. | Luxembourg | |||
Arcelor Brasil | Brazil | |||
Belgo Siderurgia S.A. | Brazil | |||
Société Nationale de Sidérurgie, S.A. | Morocco | |||
Acesita S.A. | Brazil | |||
Ugine & Alz Belgium N.V. | Belgium | |||
Ugine & Alz France S.A. | France | |||
Arcelor Construction France S.A. | France | |||
Arcelor International America, LLC | USA | |||
Arcelor Auto Processing France SAS | France | |||
Produits d’Usines Métallurgiques Pum-Station Service Acier S.A. | France | |||
Ravené Schäfer GmbH | Germany |