CNAE 8422-1/00 · Rio de Janeiro

Defesa in Rio de Janeiro

94 active companies are headquartered in Rio de Janeiro with this CNAE as their main activity. They represent 16.6% 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

What this list shows

We count each active company once, by its head office in this state 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: 94; 16.6% of Brazil's
Of every 100 companies in Rio de Janeiro: 0.0; do this activity
Among Brazil's federative units: 1st; by companies in this activity

Active companies in Rio de Janeiro

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 4

ACADEMIA MILITAR DAS AGULHAS NEGRASResende (RJ)
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)
SEGUNDA COMPANHIA DE INFANTARIACampos dos Goytacazes (RJ)
COLEGIO MILITAR DO RIO DE JANEIRORio de Janeiro (RJ)
32 BATALHAO DE INFANTARIA LEVEPetrópolis (RJ)
21 GRUPO DE ARTILHARIA DE CAMPANHANiterói (RJ)
CAMPO DE INSTRUCAO DE GERICINORio de Janeiro (RJ)
POLICLINICA MILITAR DE NITEROINiterói (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)
DEPOSITO CENTRAL DE MUNICAOParacambi (RJ)
POLICLINICA MILITAR DO RIO DE JANEIRORio de Janeiro (RJ)
9 BIA AAAE (ES) - FMHMacaé (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)
PRIMEIRO ESQUADRAO DE CAVALARIA LEVEValença (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)
HOSPITAL MILITAR DE RESENDEResende (RJ)
COMANDO DA PRIMEIRA DIVISAO DE EXERCITORio de Janeiro (RJ)

List limited to 94 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 Janeiro0.0
Brazil0.0

In Rio de Janeiro, the activity weighs 2.0 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

defesa, by subclass

Close to this: 8610-1/02 · Atividades de atendimento em pronto socorro e unidades hospitalares para atendimento a urgências, 8,340 companies in Rio de Janeiro.

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

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 8422-1/00 in Rio de Janeiro?

94 active companies have CNAE 8422-1/00 as their main activity in Rio de Janeiro, 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 this state?

This scope counts active companies by their head office and registered main activity. A company may operate in this state 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.