NATIONAL STEEL CO
Companhia Siderúrgica Nacional (CSN) lit. 'National Siderurgy Company' or 'National Steel Company' is the largest fully integrated steel producer in Brazil and one of the largest in Latin America in terms of crude steel production. Its main plant is located in the city of Volta Redonda, in the state of Rio de Janeiro. Its current CEO is Benjamin Steinbruch.
Basic company information
Each field links to its source. Financial figures retain their reporting periods; background references are identified in the source list.
- Business sectors
- metal industry; iron and steel industry [1]
- Company / filing name
- NATIONAL STEEL CO [2]
- Headquarters location
- Rio de Janeiro [1]
- Founded
- 1941 [1]
- Legal form
- S.A. [1]
- Official website
- www.csn.com.br ↗ [1]
- ISIN (reported securities)
- BRCSNAACNOR6; US20440W1053 [1]
- CIK
- 1049659 [2]
- Country in background record
- Brazil [1]
- Symbols / exchanges
- SID (NYSE) [2]
Company positioning and business
Companhia Siderúrgica Nacional (CSN) lit. 'National Siderurgy Company' or 'National Steel Company' is the largest fully integrated steel producer in Brazil and one of the largest in Latin America in terms of crude steel production. Its main plant is located in the city of Volta Redonda, in the state of Rio de Janeiro. Its current CEO is Benjamin Steinbruch. [3]
Companhia Siderúrgica Nacional's annual crude steel capacity and rolled product capacity are 5.6 million and 5.1 million tons, respectively. It produces a broad line of steel products, including slabs, hot- and cold-rolled, galvanized and tin mill products. Its products are used by the distribution, packaging, automotive, home appliance and construction industries. [3]
CSN accounted for approximately 49% of the galvanized steel products sold in Brazil. In 2004, it accounted for approximately 98% of the tin mill products sold in Brazil. It is one of the world's leading producers of tin mill products. CSN also owns its own source of iron ore. [3]
Background text: Wikipedia contributors, Companhia Siderúrgica Nacional. Selected introductory paragraphs, licensed under CC BY-SA 4.0. Official filing data is cited separately.
Financial year, securities and disclosures
Listed securities: SID (NYSE). Multiple symbols may represent different share classes or securities of the same registrant. [2]
History and key events
Founding / inception date recorded in Wikidata. [1]
Financial results and regulatory disclosures
No individual financial documents have been indexed yet. Open the source to consult company disclosures. [2]
Related entities and concepts
Frequently asked questions
When was NATIONAL STEEL CO founded?
Founded: 1941. The linked source provides the background record. [1]
Where is the headquarters of NATIONAL STEEL CO?
Headquarters location: Rio de Janeiro. The linked source provides the background record. [1]
Which business sectors are recorded for NATIONAL STEEL CO?
Business sectors: metal industry; iron and steel industry. The linked source provides the background record. [1]
Sources and review dates
- Wikidata — company background record (CC0) ↗
- Company identity and profile data ↗
- Wikipedia contributors — Companhia Siderúrgica Nacional (CC BY-SA 4.0) ↗
Reviewed 23 October 2026. Financial periods and historical event dates are shown separately. Figures reflect their stated source dates; this page is not a live quote or investment recommendation.