CNAE 0990-4/01 · Brazil
Atividades de apoio à extração de minério de ferro
189 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
- 189
- 1,054th of 1,329 activities
- Opened in 12 months
- 34
- +3.0% · 897th by openings
- Of every 100 companies in the country
- 0.0
- do this activity
- Openings per 100 active
- 18
- 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.- MPC MINERACAO E CONSTRUCAO LTDAContagem (MG)
- MINAS GERAIS MINERACAO LTDAGuanhães (MG)
- MOVAG MINERACAO E CONSTRUCAO S.A.Belo Horizonte (MG)
- MINERE ENGENHARIA LTDANova Lima (MG)
- BRAEX - BRASIL EXPLORACAO MINERAL LTDAPedro Leopoldo (MG)
- FERRENSE MINERACAO S.A.Itaúna (MG)
- FERRO VERDE MINERACAO LTDASão Paulo (SP)
- MINERACAO GOLDEN LTDACurionópolis (PA)
- MINERIX EXTRACAO MINERAL E COMERCIO LTDAItabirito (MG)
- HONGDA MINERACAO E ENGENHARIA DO BRASIL LTDASão Paulo (SP)
- MONTEMINAS MINERIOS LTDACongonhas (MG)
- MBS SERVICOS DE INSPECAO E ANALISES TECNICAS LTDABelém (PA)
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
- 0.0
- 0.0
Federative units with the most companies
- 1 Minas Gerais 73
- 2 Goiás 23
- 3 Bahia 20
- 4 Rondônia 13
- 5 Pará 10
- 6 São Paulo 7
- 7 Ceará 6
- 8 Mato Grosso 4
- 9 Paraná 4
- 10 Rio Grande do Norte 4
See the 20 federative units
- 11 Amazonas 3
- 12 Santa Catarina 3
- 13 Amapá 2
- 14 Distrito Federal 2
- 15 Paraíba 2
- 16 Rio de Janeiro 2
- 17 Rio Grande do Sul 2
- 18 Tocantins 2
- 19 Piauí 1
- 20 Roraima 1
Cities with the most companies
active companies by head office
- 1 Belo Horizonte (MG) 24
- 2 Ariquemes (RO) 11
- 3 Goiânia (GO) 10
- 4 Nova Lima (MG) 8
- 5 Congonhas (MG) 5
- 6 São Paulo (SP) 5
- 7 Fortaleza (CE) 4
- 8 Pedro Leopoldo (MG) 4
- 9 Itapaci (GO) 4
- 10 Manaus (AM) 3
See the 29 cities
- 11 Parauapebas (PA) 3
- 12 Nordestina (BA) 3
- 13 Niquelândia (GO) 3
- 14 Belém (PA) 2
- 15 São Joaquim de Bicas (MG) 2
- 16 Morro do Chapéu (BA) 2
- 17 Salvador (BA) 2
- 18 Teofilândia (BA) 2
- 19 Alvinópolis (MG) 2
- 20 Caeté (MG) 2
- 21 Conselheiro Lafaiete (MG) 2
- 22 Contagem (MG) 2
- 23 Itabirito (MG) 2
- 24 Itaúna (MG) 2
- 25 Sabará (MG) 2
- 26 Curitiba (PR) 2
- 27 Cuiabá (MT) 2
- 28 Campos Belos (GO) 2
- 29 Brasília (DF) 2
What activity 0990-4/01 is
- Section B — Indústrias extrativas
- Division — Atividades de apoio à extração de minerais
- Group — Atividades de apoio à extração de minerais, exceto petróleo e gás natural
- Class — Atividades de apoio à extração de minerais, exceto petróleo e gás natural
What it covers
- Os serviços de apoio realizados por contrato requeridos pela atividade de extração de minério de ferro: #- os serviços de exploração feitos por métodos de prospecção tradicionais como a retirada de amostras, as observações geológicas bem como as perfurações e reperfurações com objetivo de análise de campos de extração de minério de ferro #- a drenagem e bombeamento #- a perfuração para teste #- o transporte off-road em locais de extração de minério de ferro
What it does not cover
- A operação de minas e escavações na forma de contratação (0710-3/01)Classified under: 0710-3/01 Extração de minério de ferro
- Os serviços especializados de reparação de máquinas e equipamentos para mineração (3314-7/15)Classified under: 3314-7/15 Manutenção e reparação de máquinas e equipamentos para uso na extração mineral, exceto na extração de petróleo
- Os estudos geológicos e de prospecção para a obtenção de informações sobre a estrutura do subsolo e a localização de campos de minerais e depósitos subterrâneos de água (7119-7/02)Classified under: 7119-7/02 Atividades de estudos geológicos
Typical activities
- Atividades de apoio a extração de minério de ferro
- Perfuração, prospecção, retirada de amostras para extração de minério de ferro realizadas sob contrato, serviços de
- Serviços de drenagem e bombeamento de minas de extração de minério de ferro realizados sob contrato
- Transporte off-road em minas de minério de ferro realizado sob contrato, serviços de
The activities of class 0990-4
atividades de apoio à extração de minerais, exceto petróleo e gás natural, by subclass| Subclass | Active | Openings | Change |
|---|---|---|---|
| 0990-4/01 Atividades de apoio à extração de minério de ferro · this one | 189 | 34 | +3.0% |
| 0990-4/02 Atividades de apoio à extração de minerais metálicos não ferrosos | 370 | 75 | +66.7% |
| 0990-4/03 Atividades de apoio à extração de minerais não metálicos | 642 | 65 | −22.6% |
Frequently asked questions about CNAE 0990-4/01
How many CNAE 0990-4/01 companies are there in Brazil?
189 active companies have CNAE 0990-4/01 as their main activity, according to the Receita Federal's October 2026 publication. It is 1,054th among the country's activities by companies.
Which activities make up class 0990-4?
Class 0990-4 has 3 subclasses: 0990-4/01; 0990-4/02; 0990-4/03. 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?
Minas Gerais, with 73. 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.