CNAE 4322-3/01 · Duque de Caxias (RJ)
Instalações hidráulicas, sanitárias e de gás in Duque de Caxias (RJ)
212 active companies are headquartered in Duque de Caxias (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 38,838 · Rio de Janeiro 3,997
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 Duque de Caxias (RJ)
- 212
- 0.5% of Brazil's
- Of every 100 companies in Duque de Caxias (RJ)
- 0.2
- do this activity
- Among Rio de Janeiro's cities
- 4th
- by companies in this activity
Active companies in Duque de Caxias (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 8- ENJ - DISTRIBUIDORA DE PRODUTOS E SERVICOS LTDADuque de Caxias (RJ)
- RAMOS INCORPORADORA E EMPREENDIMENTOS LTDADuque de Caxias (RJ)
- J & D MONTAGEM E MANUTENCAO DE ISOLAMENTOS TERMICOS E PINTURAS LTDADuque de Caxias (RJ)
- MOURA DE AGUIAR CONSTRUTORA LTDADuque de Caxias (RJ)
- LF ENGENHARIA E SOLUCOES LTDADuque de Caxias (RJ)
- MASTERUSI INDUSTRIA, COMERCIO E SERVICOS LTDADuque de Caxias (RJ)
- J J SANTOS INSTALACAO HIDRAULICA E ELETRICA LTDADuque de Caxias (RJ)
- SSM CONSTRUCOES E REFORMAS LTDADuque de Caxias (RJ)
- DMI CONSTRUCAO E REFORMAS EM GERAL LTDADuque de Caxias (RJ)
- REFORMAX INSTALACOES E REFORMAS EM GERAL LTDADuque de Caxias (RJ)
- BATISTELA GAS SERVICOS TECNICOS LTDADuque de Caxias (RJ)
- A J GUIMARAES HIDRAULICA LTDADuque de Caxias (RJ)
- ACQUA RENEW COMERCIO E SERVICOS LTDADuque de Caxias (RJ)
- MENDES MACHADO CONSTRUCAO CIVIL LTDADuque de Caxias (RJ)
- IMAGEM SERVICOS E INSTALACOES LTDADuque de Caxias (RJ)
- GALVAO GAS LTDADuque de Caxias (RJ)
- COMSOL RIO LTDADuque de Caxias (RJ)
- RIOSUNTEC ENERGIA RENOVAVEL TERMICA E LUZ LTDADuque de Caxias (RJ)
- DUALTECH MANUTENCAO LTDADuque de Caxias (RJ)
- W M B MONTAGEM E VENDA DE INSTALACOES INDUSTRIAIS LTDADuque de Caxias (RJ)
- RF INSTALACOES HIDRAULICAS E ELETRICAS LTDADuque de Caxias (RJ)
- SAC GAS INSTALACOES E SERVICOS LTDADuque de Caxias (RJ)
- VALENTE SERVICO E MANUTENCAO LTDADuque de Caxias (RJ)
- 3MS SOLUCOES LTDADuque de Caxias (RJ)
- RODRIGO MARTINS DA TRINDADE INSTALACOES HIDRAULICAS SANITARIAS E DE GAS LTDADuque de Caxias (RJ)
- CONSTROWATER COMERCIO E INSTALACOES LTDADuque de Caxias (RJ)
- ROBERTMAR PRESTADORA DE SERVICOS LTDADuque de Caxias (RJ)
- JAIANG SERVICO DE INSTALACOES HIDRAULICAS LTDADuque de Caxias (RJ)
- JONATHAN MOREIRA DOS SANTOSDuque de Caxias (RJ)
- ROBSON PEREIRADuque de Caxias (RJ)
List limited to 212 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
- Duque de Caxias (RJ)0.2
- Rio de Janeiro0.2
- Brazil0.1
In Duque de Caxias (RJ), the activity weighs 1.5 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 47.0% 1,880
- 2 Nova Iguaçu 6.4% 255
- 3 São Gonçalo 5.7% 228
- 4 Duque de Caxias 5.3% 212
- 5 Belford Roxo 3.8% 150
- 6 Niterói 3.0% 121
- 7 São João de Meriti 2.3% 93
- 8 Petrópolis 2.3% 90
- 9 Campos dos Goytacazes 2.0% 79
- 10 Queimados 1.6% 65
20 more cities
- 11 Teresópolis 64
- 12 Maricá 57
- 13 Itaboraí 50
- 14 Magé 50
- 15 Cabo Frio 45
- 16 Macaé 41
- 17 Mesquita 37
- 18 Volta Redonda 35
- 19 Angra dos Reis 29
- 20 Nova Friburgo 26
- 21 Itaperuna 25
- 22 Japeri 24
- 23 Nilópolis 23
- 24 Resende 22
- 25 Itaguaí 21
- 26 Seropédica 19
- 27 Araruama 17
- 28 Barra Mansa 16
- 29 São Pedro da Aldeia 16
- 30 Rio das Ostras 15
Class 4322-3 in Duque de Caxias (RJ)
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Instalações hidráulicas, sanitárias e de gás · this one | 212 |
| 4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração | 710 |
| 4322-3/03 Instalações de sistema de prevenção contra incêndio | 44 |
Close to this: 4321-5/00 · Instalação e manutenção elétrica, 1,242 companies in Duque de Caxias (RJ).
What activity 4322-3/01 is
- A instalação, alteração, manutenção e reparo em todos os tipos de construções de: #- sistemas de aquecimento (coletor solar, gás e óleo), exceto elétricos #- equipamentos hidráulicos e sanitários #- ligações de gás #- tubulações de vapor
- A instalação, alteração, manutenção e reparo de rede para distribuição de gases e fluídos diversos (p. ex., oxigênio nos hospitais)
Frequently asked questions
How many companies have main CNAE 4322-3/01 in Duque de Caxias (RJ)?
212 active companies have CNAE 4322-3/01 as their main activity in Duque de Caxias (RJ), according to the Receita Federal's October 2026 publication. That is 0.2 of every 100 companies there, against 0.1 in Brazil.
Which of Rio de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 1,880, 47.0% 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 Duque de Caxias (RJ).