CNAE 4322-3/01 · Amazonas
Instalações hidráulicas, sanitárias e de gás in Amazonas
237 active companies are headquartered in Amazonas with this CNAE as their main activity. They represent 0.6% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 38,838
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 Amazonas
- 237
- 0.6% of Brazil's
- Of every 100 companies in Amazonas
- 0.1
- do this activity
- Among Brazil's federative units
- 20th
- by companies in this activity
Active companies in Amazonas
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 8- COMPANHIA DE GAS DO AMAZONAS - CIGASManaus (AM)
- MORAES E SOBREIRA LTDAManaus (AM)
- MACILENE DA SILVA LTDAManaus (AM)
- G D PERFURACOES LTDAManaus (AM)
- CAIO HENRIQUE VINHOTE FELIX LTDAPresidente Figueiredo (AM)
- SOS GESTAO DE REDES DE ESGOTOS LTDAManaus (AM)
- C. M. NEVES INSTALACAO E MANUTENCAO E REDE NATURAL DE GAS E GLP LTDAManaus (AM)
- LM INSTALACOES HIDRAULICA, SANITARIA E DE GAS LTDAManaus (AM)
- 3G INSTALACOES HIDRAULICAS SANITARIAS E DE GAS LTDAManaus (AM)
- ORIENT SERVICOS DE INSTALACOES HIDRAULICAS LTDAManaus (AM)
- BIOETE DA AMAZONIA LTDAManaus (AM)
- CFS MANUTENCAO PREDIAL LTDAManaus (AM)
- AMAZONIA POWER ENERGIA SOLAR E INCORPORACAO LTDAManaus (AM)
- A R INSTALACOES DE GAS LTDAManaus (AM)
- WR INSTALACOES LTDAManaus (AM)
- A. SANTANA DOS SANTOS LTDAManaus (AM)
- J L S MANUTENCAO, INSTALACAO HIDRAULICA E SANITARIAS E DE GAS LTDAManaus (AM)
- JG CONSTRUTIVA LTDAManaus (AM)
- DIAMOND HIDRAULICA, CLIMATIZACAO E CONSTRUCOES LTDAManaus (AM)
- F. L. DE SENA LTDAManaus (AM)
- A DA ROCHA NINA LTDAManaus (AM)
- NEXUS INSTALACOES LTDAManaus (AM)
- R B INSTALACOES LTDAManaus (AM)
- CONSORCIO GMT HOSPITALARManaus (AM)
- JHONATAN DOS SANTOS SOARESManaus (AM)
- LAZARO DE SOUZA FARIASManaus (AM)
- T. A. GOMESPresidente Figueiredo (AM)
- J VALENTIMManaus (AM)
- DARLAN JUNIOR COSTA MACIELManaus (AM)
- RUCICLEY PINHEIRO DE SOUZAManaus (AM)
List limited to 237 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
- Amazonas0.1
- Brazil0.1
In Amazonas, the activity weighs less than in Brazil.
Amazonas's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Manaus 86.9% 206
- 2 Amaturá 3.4% 8
- 3 Humaitá 1.7% 4
- 4 Presidente Figueiredo 1.7% 4
- 5 Manacapuru 1.3% 3
- 6 Itacoatiara 0.8% 2
- 7 Iranduba 0.8% 2
- 8 Novo Airão 0.4% 1
- 9 Autazes 0.4% 1
- 10 Eirunepé 0.4% 1
5 more cities
- 11 Santa Isabel do Rio Negro 1
- 12 Novo Aripuanã 1
- 13 Parintins 1
- 14 Apuí 1
- 15 Rio Preto da Eva 1
Class 4322-3 in Amazonas
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Instalações hidráulicas, sanitárias e de gás · this one | 237 |
| 4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração | 2,355 |
| 4322-3/03 Instalações de sistema de prevenção contra incêndio | 76 |
Close to this: 4321-5/00 · Instalação e manutenção elétrica, 3,206 companies in Amazonas.
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 Amazonas?
237 active companies have CNAE 4322-3/01 as their main activity in Amazonas, according to the Receita Federal's October 2026 publication. That is 0.1 of every 100 companies there, against 0.1 in Brazil.
Which of Amazonas's cities has the most companies in this activity?
Manaus, with 206, 86.9% 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 Amazonas.