Identity graph
Companhia Siderurgica Nacional (CSN) headquarters, locations and relationships
- Legal name
- Companhia Siderurgica Nacional
- Industry
- Mining and Metals
- Founded
- 1941
- Ticker
- NYSE: SID
- Phone
- +55 11 3049 7100
- Website
- csn.com.br
Companhia Siderurgica Nacional (CSN) office locations
| City | State / region | Country | Type |
|---|---|---|---|
| São Paulo | São Paulo | Brazil | Headquarters |
| Araucária | Paraná | Brazil | Office |
| Arcos | Minas Gerais | Brazil | Office |
| Barra Mansa | Rio de Janeiro | Brazil | Office |
| Belo Vale | Minas Gerais | Brazil | Office |
| Congonhas | Minas Gerais | Brazil | Office |
- Parent company
- Companhia Siderurgica Nacional (CSN) is part of Companhia Siderúrgica Nacional.
- Competitors
- Companhia Siderurgica Nacional (CSN) competes with 5 organizations in the GraphIQ.ai identity graph.
Verified from public filings, company websites and news · Methodology
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About Companhia Siderurgica Nacional (CSN)
Companhia Siderurgica Nacional (CSN) (NYSE: SID) is headquartered in São Paulo, São Paulo, Brazil. Founded in 1941, the company has 25 recorded locations across 2+ countries and employs approximately 19,000 people worldwide.
Where is Companhia Siderurgica Nacional (CSN)'s main office?
Companhia Siderurgica Nacional (CSN)'s main headquarters office is located at São Paulo, São Paulo, Brazil. This is the company's primary corporate address.
Companhia Siderurgica Nacional (CSN) regional offices
Beyond its headquarters in São Paulo, Companhia Siderurgica Nacional (CSN) has recorded locations in Brazil and United States.
Companhia Siderurgica Nacional (CSN) contact information
The main switchboard for Companhia Siderurgica Nacional (CSN) headquarters can be reached at +55 11 3049 7100. Official website: csn.com.br.
What does Companhia Siderurgica Nacional (CSN) do?
Companhia Siderurgica Nacional S.A. (CSN) manufactures iron and steel in Brazil. The Company operates mines, an integrated steel mill, service centers, ports, and railroads. CSN manufactures and distributes hot-rolled, cold-rolled, and galvanized steel products to the automobile, auto parts, civil construction, electrical equipment, and packaging industries.
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Put Companhia Siderurgica Nacional (CSN) to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Companhia Siderurgica Nacional (CSN) included. Fingerprint search
- Cover Plan territories Companhia Siderurgica Nacional (CSN)'s 25 locations roll up to one account, so it lands in one territory, once. Territory planning
- Engage Act on timing Leadership changes, funding and M&A arrive linked to the account, not a loose headline. Signal monitoring
- Convert Close on a resolved record Inbound and closed-won attach to one CRM record, with no duplicates to merge. CRM enrichment
- Retain Ground every answer Customer teams and AI agents answer from the same entity, with a source and a date. AI agent data layer
- Expand Find the next buyer inside Follow subsidiaries and divisions to the next team that can buy. Account expansion
About the source
What is GraphIQ.ai?
A B2B identity graph. It resolves each organization into one verified entity and maps its parent and subsidiaries, employees, competitors and news signals. Revenue teams use it in the product; AI agents query it through the REST API and MCP server.
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Companhia Siderurgica Nacional (CSN): frequently asked questions
Where is Companhia Siderurgica Nacional (CSN) headquarters?
São Paulo, São Paulo, Brazil.
What is Companhia Siderurgica Nacional (CSN)'s phone number?
+55 11 3049 7100 (headquarters).
When was Companhia Siderurgica Nacional (CSN) founded?
1941.
How many employees does Companhia Siderurgica Nacional (CSN) have?
About 19,000, as of October 2026 (GraphIQ.ai estimate).
How many offices does Companhia Siderurgica Nacional (CSN) have?
25 locations across 2+ countries, including Araucária, Arcos, Barra Mansa, Belo Vale.
Is Companhia Siderurgica Nacional (CSN) a public company?
Yes. Companhia Siderurgica Nacional (CSN) trades on NYSE under the ticker SID.
Questions about GraphIQ.ai
Is GraphIQ.ai a list of companies like a spreadsheet?
No. Each organization resolves to one verified entity linked to its parent, subsidiaries, people and signals, so Companhia Siderurgica Nacional (CSN) here is the same Companhia Siderurgica Nacional (CSN) in your CRM, territory plan and agent answers.
Where does this Companhia Siderurgica Nacional (CSN) data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.