CNAE 0892-4/03 · Brazil
Refino e outros tratamentos do sal
76 active companies in the Brazilian CNPJ registry have this CNAE as their main activity. Look up companies and explore their distribution by state and city.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
What this list shows
We count each active company in the Brazilian CNPJ registry once, by its head office and this CNAE as its main activity. Branches and secondary activities are excluded from this scope. The total describes the registry, not market revenue or company quality.
- Active companies
- 76
- 1,155th of 1,329 activities
- Opened in 12 months
- 3
- 1,179th by openings
- Of every 100 companies in the country
- 0.0
- do this activity
- Openings per 100 active
- 4
- in the country: 21
Active companies in this activity
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- SOCEL SOCIEDADE OESTE LTDAMossoró (RN)
- CIMSAL COM E IND DE MOAGEM E REFINACAO STA CECILIA LTDAAreia Branca (RN)
- L. PRAXEDES GOMES LTDAMossoró (RN)
- MARANATA INDUSTRIA E COMERCIO DE SAL LTDAPorto do Mangue (RN)
- DIAMANTE SALINEIRA LTDAGrossos (RN)
- M. GOMES PRAXEDES LTDAMossoró (RN)
- REFINASOUTO SAL LTDAGrossos (RN)
- MARISAL LTDAAreia Branca (RN)
- REFINARIA DE SAL GARCA LTDAMossoró (RN)
- SAL BOI FORTE COM DE SAL LTDAPendências (RN)
- UNIAO REFINARIA NACIONAL DE SAL LTDAMossoró (RN)
- MARQUES & SANTOS COMERCIO E BENEFICIAMENTO DE SAL LTDAGrossos (RN)
How to assess a company's data
When you open a company's record, use these guides to check the data and understand what each field can establish.
- How to look up a CNPJ
Check identifiers, dates and registry fields against official sources.
- What an active CNPJ means
Active status does not show that a company is debt-free, licensed or able to operate.
- How to read partner and administrator records
Understand QSA roles and the limits on ownership and representation information.
Where the companies are
Weight in each federative unit: of every 100 active companies, how many have this main activity
- 0.0
- 0.0
- 0.0
Federative units with the most companies
- 1 Rio Grande do Norte 66
- 2 Ceará 2
- 3 Distrito Federal 1
- 4 Mato Grosso 1
- 5 Pernambuco 1
- 6 Piauí 1
- 7 Rio Grande do Sul 1
- 8 Santa Catarina 1
- 9 São Paulo 1
- 10 Tocantins 1
Cities with the most companies
active companies by head office
- 1 Mossoró (RN) 35
- 2 Grossos (RN) 17
- 3 Porto do Mangue (RN) 6
- 4 Macau (RN) 4
- 5 Areia Branca (RN) 3
- 6 Luís Correia (PI) 1
- 7 Eusébio (CE) 1
- 8 Fortaleza (CE) 1
- 9 Pendências (RN) 1
- 10 Igarassu (PE) 1
See the 16 cities
- 11 Itapira (SP) 1
- 12 Imbituba (SC) 1
- 13 Rio Grande (RS) 1
- 14 Rondonópolis (MT) 1
- 15 Brasília (DF) 1
- 16 Palmas (TO) 1
What activity 0892-4/03 is
- Section B — Indústrias extrativas
- Division — Extração de minerais não-metálicos
- Group — Extração de outros minerais não-metálicos
- Class — Extração e refino de sal marinho e sal-gema
What it covers
- A moagem, purificação, refino e outros tratamentos do sal associados à extração
What it does not cover
- A extração de sal e a produção mediante a evaporação da água do mar (0892-4/01)Classified under: 0892-4/01 Extração de sal marinho
- A extração de sal-gema (0892-4/02)Classified under: 0892-4/02 Extração de sal gema
- As atividades de apoio à extração de sal marinho e sal-gema realizadas sob contrato (0990-4/03)Classified under: 0990-4/03 Atividades de apoio à extração de minerais não metálicos
- A elaboração do sal de cozinha, p.ex.: sal iodado (1099-6/99)Classified under: 1099-6/99 Fabricação de outros produtos alimentícios não especificados anteriormente
Typical activities
- Beneficiamento de sal marinho
- Moagem, purificação, refino de cloreto de sódio
- Moagem, purificação, refino de sal de salina
- Preparação de (associada à extração) sal refinado (cloreto de sódio)
- Preparação de (associado a extração) sal (refinado, moído, etc)
The activities of class 0892-4
extração e refino de sal marinho e sal-gema, by subclass| Subclass | Active | Openings | Change |
|---|---|---|---|
| 0892-4/01 Extração de sal marinho | 118 | 15 | — |
| 0892-4/02 Extração de sal gema | 2 | 0 | — |
| 0892-4/03 Refino e outros tratamentos do sal · this one | 76 | 3 | — |
Frequently asked questions about CNAE 0892-4/03
How many CNAE 0892-4/03 companies are there in Brazil?
76 active companies have CNAE 0892-4/03 as their main activity, according to the Receita Federal's October 2026 publication. It is 1,155th among the country's activities by companies.
Which activities make up class 0892-4?
Class 0892-4 has 3 subclasses: 0892-4/01; 0892-4/02; 0892-4/03. The official names are in the subclass table. A company declares one main activity and may declare others as secondary activities.
Which federative unit has the most companies in this activity?
Rio Grande do Norte, with 66. There, 0.0 of every 100 active companies have this main activity, against 0.0 in the national registry.
Does this total include branches and secondary activities?
No. Each active company is counted once, by its head office and registered main activity. A company may carry out this activity as a secondary activity and be excluded from the count. Geographic distribution uses the registered location; records without a recognized federative unit may be counted nationally without appearing in local groups.
Does active status mean a company is qualified for a contract?
No. Active status describes the Receita Federal registration. It does not establish tax compliance, creditworthiness, licences, ability to fulfil a contract or quality. Check the relevant official documents and the contract's requirements.
How we count
Active companies in the Brazilian CNPJ registry with this as their main activity, counted once by head office. Location is taken from the registry. Where available, openings are for the last 12 months, compared with the previous 12 months.