CNAE 4322-3/03 · Niterói (RJ)
Instalações de sistema de prevenção contra incêndio in Niterói (RJ)
39 active companies are headquartered in Niterói (RJ) with this CNAE as their main activity. They represent 0.5% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 8,539 · Rio de Janeiro 869
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 Niterói (RJ)
- 39
- 0.5% of Brazil's
- Of every 100 companies in Niterói (RJ)
- 0.0
- do this activity
- Among Rio de Janeiro's cities
- 4th
- by companies in this activity
Active companies in Niterói (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 2- SERG BRASIL SERVICOS TECNICOS LTDANiterói (RJ)
- ORION INDUSTRIA, COMERCIO E SERVICOS LTDANiterói (RJ)
- BLC PROJETOS SERVICOS INSTALACOES E REFORMAS LTDANiterói (RJ)
- CDIOX ENGENHARIA LTDA.Niterói (RJ)
- BL&C SERVICOS, INSTALACOES E REFORMAS LTDANiterói (RJ)
- BLC GESTAO E SERVICOS DE INSTALACAO E REFORMAS LTDANiterói (RJ)
- FEUER PROJETOS DE INCENDIO LTDANiterói (RJ)
- FIRE SOLUTION SISTEMAS DE INCENDIO LTDANiterói (RJ)
- DLC PROJETOS, EQUIPAMENTOS E SOLUCOES CONTRA INCENDIO LTDANiterói (RJ)
- V J COMERCIO E SERVICOS NAVAIS E INDUSTRIAIS LTDANiterói (RJ)
- KADOSH EMPREENDIMENTOS COMERCIO E SERVICOS TECNICO LTDANiterói (RJ)
- JGB & MDU SOLUCOES, PROJETOS E INSTALACOES DE COMBATE A INCENDIO LTDANiterói (RJ)
- K & PJ SERVICOS E CONSULTORIA LTDANiterói (RJ)
- NEW FIRE SISTEMAS DE INCENDIO LTDANiterói (RJ)
- ALFA GERENCIA DE CONTRATOS LTDANiterói (RJ)
- BRAVO FIRE - EXTINTORES LTDANiterói (RJ)
- EMERGENCIA RJ SIST DE PREV CONTRA INCENDIO LTDANiterói (RJ)
- OLIVER FIRE LTDANiterói (RJ)
- OGON' SERVICOS DE COMBATE A INCENDIO E PANICO LTDANiterói (RJ)
- TECNICOM LTDANiterói (RJ)
- DO RIO PROJETOS E PREVENCAO CONTRA INCENDIO LTDANiterói (RJ)
- SENTINELA ENGENHARIA LTDANiterói (RJ)
- FS FIRE PREVENCAO E COMBATE A INCENDIO LTDANiterói (RJ)
- ARCH SHIELD PROJETOS E INSTALACOES LTDANiterói (RJ)
- AST ASSESSORIA MANUTENCAO E SERVICOS LTDANiterói (RJ)
- ALMEIDA FIRE SOLUCOES E CONSULTORIA EM INCENDIO LTDANiterói (RJ)
- VINICIUS PEREIRA MONTEIRONiterói (RJ)
- JONATHA GALDEANO DA SILVANiterói (RJ)
- ARMANDO CESAR GONCALVES DE MORAES JUNIORNiterói (RJ)
- CARLOS ALBERTO DA COSTA SANTANANiterói (RJ)
List limited to 39 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
- Niterói (RJ)0.0
- Rio de Janeiro0.0
- Brazil0.0
In Niterói (RJ), the activity weighs 1.3 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 56.0% 487
- 2 Duque de Caxias 5.1% 44
- 3 Nova Iguaçu 4.6% 40
- 4 Niterói 4.5% 39
- 5 São Gonçalo 3.3% 29
- 6 Belford Roxo 2.5% 22
- 7 Cabo Frio 2.0% 17
- 8 São João de Meriti 1.8% 16
- 9 Campos dos Goytacazes 1.6% 14
- 10 Maricá 1.5% 13
20 more cities
- 11 Macaé 12
- 12 Petrópolis 12
- 13 Magé 11
- 14 Rio das Ostras 9
- 15 Nilópolis 9
- 16 Seropédica 8
- 17 Mesquita 7
- 18 Araruama 7
- 19 Queimados 6
- 20 Itaboraí 6
- 21 Volta Redonda 6
- 22 Barra Mansa 5
- 23 Itaguaí 5
- 24 Nova Friburgo 5
- 25 Japeri 4
- 26 Angra dos Reis 4
- 27 Resende 4
- 28 Teresópolis 4
- 29 Valença 3
- 30 Tanguá 2
Class 4322-3 in Niterói (RJ)
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Instalações hidráulicas, sanitárias e de gás | 121 |
| 4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração | 276 |
| 4322-3/03 Instalações de sistema de prevenção contra incêndio · this one | 39 |
Close to this: 8020-0/01 · Atividades de monitoramento de sistemas de segurança eletrônico, 33 companies in Niterói (RJ).
What activity 4322-3/03 is
- A instalação, alteração, manutenção e reparo, em todos os tipos de construções, de sistemas de prevenção contra incêndio
Frequently asked questions
How many companies have main CNAE 4322-3/03 in Niterói (RJ)?
39 active companies have CNAE 4322-3/03 as their main activity in Niterói (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 487, 56.0% 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 Niterói (RJ).