| Equity interests (%) | |||
| Companies | 12/31/2020 | Jurisdiction of incorporation | Core business |
|
Direct interest in subsidiaries: full consolidation
|
|||
| CSN Islands VII Corp. | 100.00 | Cayman Islands | Financial transactions |
| CSN Inova Ventures(1) | 100.00 | Cayman Islands | Financial transactions |
| CSN Islands XII Corp. | 100.00 | Cayman Islands | Financial transactions |
| CSN Steel S.L.U. | 100.00 | Spain | Equity interests and financial transactions |
| TdBB S.A.(*) | 100.00 | Panamá | Equity interests |
| Sepetiba Tecon S.A. | 99.99 | Brazil | Port services |
| Minérios Nacional S.A. | 99.99 | Brazil | Mining and equity interests |
| Companhia Florestal do Brasil | 99.99 | Brazil | Reforestation |
| Estanho de Rondônia S.A. | 99.99 | Brazil | Tin mining |
| Companhia Metalúrgica Prada | 99.99 | Brazil | Manufacture of containers and distribution of steel products |
| CSN Mineração S.A. | 87.52 | Brazil | Mining |
| CSN Energia S.A. | 99.99 | Brazil | Sale of electric power |
| FTL - Ferrovia Transnordestina Logística S.A. | 92.38 | Brazil | Railroad logistics |
| Nordeste Logística S.A. | 99.99 | Brazil | Port services |
| CSN Inova Ltd. | 100.00 | Israel | Advisory and implementation of new development projects |
| CBSI - Companhia Brasileira de Serviços de Infraestrutura | 99.99 | Brazil | Equity interests and product sales and iron ore |
| CSN Cimentos S.A.(3) | 90.00 | Brazil | Manufacturing and sale of cement |
| Indirect interest in subsidiaries: full consolidation | |||
| Lusosider Projectos Siderúrgicos S.A. | 100.00 | Portugal | Equity interests and product sales |
| Lusosider Aços Planos, S.A. | 99.99 | Portugal | Steel and equity interests |
| CSN Resources S.A. | 100.00 | Luxembourg | Financial transactions and equity interests |
| Companhia Brasileira de Latas | 99.99 | Brazil | Sale of cans and containers in general and equity interests |
| Companhia de Embalagens Metálicas MMSA | 99.67 | Brazil | Production and sale of cans and related activities |
| Companhia de Embalagens Metálicas - MTM | 99.67 | Brazil | Production and sale of cans and related activities |
| CSN Steel Holdings 1, S.L.U. | 100.00 | Spain | Financial transactions, product sales and equity interests |
| CSN Productos Siderúrgicos S.L. | 100.00 | Spain | Financial transactions, product sales and equity interests |
| Stalhwerk Thüringen GmbH | 100.00 | Germany | Production and sale of long steel and related activities |
| CSN Steel Sections Polska Sp.Z.o.o | 100.00 | Poland | Financial transactions, product sales and equity interests |
| CSN Mining Holding, S.L | 87.52 | Spain | Financial transactions, product sales and equity interests |
| CSN Mining GmbH | 87.52 | Austria | Financial transactions, product sales and equity interests |
| CSN Mining Asia Limited | 87.52 | Hong Kong | Commercial representation |
| Lusosider Ibérica S.A. | 100.00 | Portugal | Steel, commercial and industrial activities and equity interests |
| CSN Mining Portugal, Unipessoal Lda. | 87.52 | Portugal | Commercial and representation of products |
| Companhia Siderúrgica Nacional, LLC | 100.00 | United States | Import and distribution/resale of products |
| CSN Cimentos S.A.(2) | 100.00 | Brazil | Manufacturing and sale of cement |
| (*) Dormant companies. 1. Formerly CSN Islands XI Corp. 2. Acquired on October 2, 2020. | |||