CNAE 8422-1/00 · Rio de Janeiro (RJ)
Defesa in Rio de Janeiro (RJ)
72 active companies are headquartered in Rio de Janeiro (RJ) with this CNAE as their main activity. They represent 12.7% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 566 · Rio de Janeiro 94
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 Rio de Janeiro (RJ)
- 72
- 12.7% of Brazil's
- Of every 100 companies in Rio de Janeiro (RJ)
- 0.0
- do this activity
- Among Rio de Janeiro's cities
- 1st
- by companies in this activity
Active companies in Rio de Janeiro (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 3- INSTITUTO DE BIOLOGIA DO EXERCITORio de Janeiro (RJ)
- CENTRO TECNOLOGICO DO EXERCITORio de Janeiro (RJ)
- INSTITUTO MILITAR DE ENGENHARIARio de Janeiro (RJ)
- ESCOLA DE INSTRUCAO ESPECIALIZADARio de Janeiro (RJ)
- COLEGIO MILITAR DO RIO DE JANEIRORio de Janeiro (RJ)
- CAMPO DE INSTRUCAO DE GERICINORio de Janeiro (RJ)
- BASE ADMINISTRATIVA DA BRIGADA DE INFANTARIA PARA-QUEDISTARio de Janeiro (RJ)
- 5 CENTRO DE GEOINFORMACAORio de Janeiro (RJ)
- 2 REGIMENTO DE CAVALARIA DE GUARDASRio de Janeiro (RJ)
- POLICLINICA MILITAR DO RIO DE JANEIRORio de Janeiro (RJ)
- 1 CENTRO DE GESTAO, CONTABILIDADE E FINANCAS DO EXERCITORio de Janeiro (RJ)
- DIRETORIA DE FABRICACAORio de Janeiro (RJ)
- 1 GRUPO DE ARTILHARIA ANTIAEREARio de Janeiro (RJ)
- 1 BATALHAO DE INFANTARIA MECANIZADO (ESCOLA)Rio de Janeiro (RJ)
- ESCOLA DE ARTILHARIA DE COSTA E ANTIAEREARio de Janeiro (RJ)
- HOSPITAL CENTRAL DO EXERCITORio de Janeiro (RJ)
- BATALHAO CENTRAL DE MANUTENCAO E SUPRIMENTORio de Janeiro (RJ)
- HOSPITAL GERAL DO RIO DE JANEIRORio de Janeiro (RJ)
- 1 BATALHAO DE ENGENHARIA DE COMBATE ( ESCOLA) - BATALHAO VILLAGRAN CABRITARio de Janeiro (RJ)
- BATALHAO DE MANUTENCAO DE ARMAMENTORio de Janeiro (RJ)
- COMANDO DA PRIMEIRA DIVISAO DE EXERCITORio de Janeiro (RJ)
- POLICLINICA MILITAR DA PRAIA VERMELHARio de Janeiro (RJ)
- PREFEITURA MILITAR DA ZONA SULRio de Janeiro (RJ)
- COMISSAO REGIONAL DE OBRAS DA 1 REGIAO MILITARRio de Janeiro (RJ)
- DECIMO QUINTO REGIMENTO DE CAVALARIA MECANIZADO ESCOLARio de Janeiro (RJ)
- ESCOLA DE APERFEICAMENTO DE OFICIAISRio de Janeiro (RJ)
- BIBLIOTECA DO EXERCITORio de Janeiro (RJ)
- BATALHAO DE MANUTENCAO E SUPRIMENTO DE ARMAMENTORio de Janeiro (RJ)
- 11 GRUPO DE ARTILHARIA DE CAMPANHA (GAC)Rio de Janeiro (RJ)
- 111 COMPANHIA DE APOIO DE MATERIAL BELICORio de Janeiro (RJ)
List limited to 72 companies, 30 per page. Looking for a specific company? Search by name or CNPJ.
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
- Rio de Janeiro (RJ)0.0
- Rio de Janeiro0.0
- Brazil0.0
In Rio de Janeiro (RJ), the activity weighs 3.3 times what it does in Brazil.
Rio de Janeiro's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Rio de Janeiro 76.6% 72
- 2 Niterói 9.6% 9
- 3 Petrópolis 2.1% 2
- 4 Resende 2.1% 2
- 5 São Pedro da Aldeia 2.1% 2
- 6 Campos dos Goytacazes 1.1% 1
- 7 Macaé 1.1% 1
- 8 Nilópolis 1.1% 1
- 9 Nova Friburgo 1.1% 1
- 10 Paracambi 1.1% 1
2 more cities
- 11 Valença 1
- 12 Arraial do Cabo 1
Class 8422-1 in Rio de Janeiro (RJ)
defesa, by subclassClose to this: 8610-1/02 · Atividades de atendimento em pronto socorro e unidades hospitalares para atendimento a urgências, 4,421 companies in Rio de Janeiro (RJ).
What activity 8422-1/00 is
- A administração e gestão das atividades de defesa nacional e das forças armadas terrestres, navais e aéreas, tais como: #- as atividades de engenharia, transporte, comunicação, inteligência e abastecimento das forças armadas #- as atividades de logística militar
- As atividades do Ministério da Defesa e dos comandos militares
Frequently asked questions
How many companies have main CNAE 8422-1/00 in Rio de Janeiro (RJ)?
72 active companies have CNAE 8422-1/00 as their main activity in Rio de Janeiro (RJ), according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.
Which of Rio de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 72, 76.6% 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 Rio de Janeiro (RJ).