CNAE 0990-4/01 · Ariquemes (RO)
Atividades de apoio à extração de minério de ferro in Ariquemes (RO)
11 active companies are headquartered in Ariquemes (RO) with this CNAE as their main activity. They represent 5.8% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
What this list shows
We count each active company once, by its head office in the city 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.
- Companies in Ariquemes (RO)
- 11
- 5.8% of Brazil's
- Of every 100 companies in Ariquemes (RO)
- 0.1
- do this activity
- Among Rondônia's cities
- 1st
- by companies in this activity
Active companies in Ariquemes (RO)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- TI-O-DOIS MINERAL TECHNOLOGY LTDAAriquemes (RO)
- C D DE ASSIS MINERACAO LTDAAriquemes (RO)
- AGRO NEGOCIOS E MINERADORA FAZENDA NOVA LTDAAriquemes (RO)
- VALE NORTE SERVICO DE APOIO A EXTRACAO MINERAL LTDAAriquemes (RO)
- SOUZA E KUBOTANI LTDAAriquemes (RO)
- MINERAR EXTRACAO E BENEFICIAMENTO DE MINERIOS LTDAAriquemes (RO)
- TIN SHED MINERAIS LTDAAriquemes (RO)
- RF MINERACAO LTDAAriquemes (RO)
- MINERACAO JACARE LTDAAriquemes (RO)
- L.A LOCACAO E MINERACAO LTDAAriquemes (RO)
- B F DE LIMA MINERACAOAriquemes (RO)
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.
How much the activity weighs
of every 100 active companies, how many do this activity
- Ariquemes (RO)0.1
- Rondônia0.0
- Brazil0.0
In Ariquemes (RO), the activity weighs 132.8 times what it does in Brazil.
Rondônia's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Ariquemes 84.6% 11
- 2 Nova Brasilândia D'Oeste 7.7% 1
- 3 Itapuã do Oeste 7.7% 1
Class 0990-4 in Ariquemes (RO)
atividades de apoio à extração de minerais, exceto petróleo e gás natural, by subclass| Subclass | Active |
|---|---|
| 0990-4/01 Atividades de apoio à extração de minério de ferro · this one | 11 |
| 0990-4/02 Atividades de apoio à extração de minerais metálicos não ferrosos | 6 |
| 0990-4/03 Atividades de apoio à extração de minerais não metálicos | 2 |
Close to this: 7119-7/02 · Atividades de estudos geológicos, 3 companies in Ariquemes (RO).
What activity 0990-4/01 is
- 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
Frequently asked questions
How many companies have main CNAE 0990-4/01 in Ariquemes (RO)?
11 active companies have CNAE 0990-4/01 as their main activity in Ariquemes (RO), according to the Receita Federal's October 2026 publication. That is 0.1 of every 100 companies there, against 0.0 in Brazil.
Which of Rondônia's cities has the most companies in this activity?
Ariquemes, with 11, 84.6% of the state's companies in this activity.
Why can this total differ from the companies operating in the city?
This scope counts active companies by their head office and registered main activity. A company may operate in the city through a branch or carry out the activity as a secondary activity and be excluded from the count. The registered address and CNAE do not establish every operating location or service.
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 with this as their main activity, counted by head office in Ariquemes (RO).