CNAE 4322-3/01 · Rondônia
Instalações hidráulicas, sanitárias e de gás in Rondônia
82 active companies are headquartered in Rondônia with this CNAE as their main activity. They represent 0.2% 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 Rondônia
- 82
- 0.2% of Brazil's
- Of every 100 companies in Rondônia
- 0.1
- do this activity
- Among Brazil's federative units
- 24th
- by companies in this activity
Active companies in Rondônia
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 3- ALFA ENGENHARIA SOLAR LTDAPorto Velho (RO)
- INOVA TEC ENERGIA SOLAR FOTOVOLTAICA LTDANova Brasilândia D'Oeste (RO)
- PREMIUM IRRIGACAO LTDANova Brasilândia D'Oeste (RO)
- NORTE ENERGIA SOLAR, SEGURANCA ELETRONICA E RASTREAMENTO VEICULAR LTDAJi-Paraná (RO)
- PORTO INSTALACOES LTDAPorto Velho (RO)
- ALEMAO SOLAR LTDAJi-Paraná (RO)
- PRESTADORA DE SERVICOS VASCONCELOS LTDAPorto Velho (RO)
- DEMORAES ENCANADORES LTDAPorto Velho (RO)
- RO SOLAR LTDACacoal (RO)
- E. V. DANTAS SERVICOSCandeias do Jamari (RO)
- ERICO TELLES GROSSELLICerejeiras (RO)
- JOSIAS PEREIRA DOS SANTOSAriquemes (RO)
- A. S. VIEIRA -Porto Velho (RO)
- MARCIO PEREIRA TAVARESPorto Velho (RO)
- MARCELO FABRISJi-Paraná (RO)
- ALEXSANDRO MORAES DE SOUZAVilhena (RO)
- ADAILSON ALVES DOS SANTOS PASSOSCacoal (RO)
- MILTON CARLOS DOS SANTOS SILVAGuajará-Mirim (RO)
- GIVANILDO SANTANA DO NASCIMENTOPorto Velho (RO)
- ILTON BENTOJi-Paraná (RO)
- EVILANDIO MORAIS DA SILVAAriquemes (RO)
- LUZIA ANTONIA DA SILVACacoal (RO)
- LUIZ MOREIRA DA SILVAPimenta Bueno (RO)
- PEDRO HENRIQUE DO AMPARO OLIVEIRAPorto Velho (RO)
- MARCOS CESAR DE SOUSAVilhena (RO)
- LUDIMAR CORDEIRO VARASPorto Velho (RO)
- AIRSON OTTORolim de Moura (RO)
- HELIVELTON COSTA LINSPorto Velho (RO)
- MARINETE SOARES RAMOSJi-Paraná (RO)
- ALEXANDRE CAMACHO DA SILVAPorto Velho (RO)
List limited to 82 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
- Rondônia0.1
- Brazil0.1
In Rondônia, the activity weighs less than in Brazil.
Rondônia's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Porto Velho 42.7% 35
- 2 Ji-Paraná 12.2% 10
- 3 Vilhena 11.0% 9
- 4 Cacoal 8.5% 7
- 5 Ariquemes 7.3% 6
- 6 Nova Brasilândia D'Oeste 3.7% 3
- 7 Pimenta Bueno 2.4% 2
- 8 Cerejeiras 2.4% 2
- 9 Rolim de Moura 2.4% 2
- 10 Guajará-Mirim 1.2% 1
5 more cities
- 11 Alto Alegre dos Parecis 1
- 12 Buritis 1
- 13 Ouro Preto do Oeste 1
- 14 Candeias do Jamari 1
- 15 Seringueiras 1
Class 4322-3 in Rondônia
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Instalações hidráulicas, sanitárias e de gás · this one | 82 |
| 4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração | 1,621 |
| 4322-3/03 Instalações de sistema de prevenção contra incêndio | 36 |
Close to this: 4321-5/00 · Instalação e manutenção elétrica, 2,388 companies in Rondônia.
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 Rondônia?
82 active companies have CNAE 4322-3/01 as their main activity in Rondônia, 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 Rondônia's cities has the most companies in this activity?
Porto Velho, with 35, 42.7% 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 Rondônia.