CNAE 4322-3/02 · Rondônia
Installation and maintenance of central air conditioning, ventilation and refrigeration systems in Rondônia
1,621 active companies are headquartered in Rondônia with this CNAE as their main activity. They represent 1.5% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 109,877
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
- 1,621
- 1.5% of Brazil's
- Of every 100 companies in Rondônia
- 1.0
- do this activity
- Among Brazil's federative units
- 19th
- 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 9 of 10- J CRISTINA DA SILVAJi-Paraná (RO)
- RODRIGO WANDERSON ALMEIDA CORTESVilhena (RO)
- LAERCIO DE SOUSA PEREIRAPorto Velho (RO)
- ROMILDO R DE AQUINO JUNIORAriquemes (RO)
- A PASITTOSão Francisco do Guaporé (RO)
- B S DOS SANTOS SERVICOS DE AR CONDICIONADO E COMERCIOVilhena (RO)
- EDER DE SOUZA GUEDESCampo Novo de Rondônia (RO)
- JOSE HENRIQUE BORGES SOUZAPorto Velho (RO)
- JORGE APARECIDO CALLEGARISão Miguel do Guaporé (RO)
- DINOMARQUES CARDOSO DE SOUZAJi-Paraná (RO)
- VINICIUS OLIVEIRA FERREIRAJi-Paraná (RO)
- ADAILTON DOS SANTOSMirante da Serra (RO)
- GESIEL GOMES DE OLIVEIRAPresidente Médici (RO)
- CARLOS AUGUSTO CARDOSO DAMACENOSão Miguel do Guaporé (RO)
- VAGNER FERNANDES CAMARGOPorto Velho (RO)
- MICHAEL DOUGLAS SOUZA DA SILVASão Miguel do Guaporé (RO)
- FERNANDO BERMOND MOREIRAAriquemes (RO)
- G H L DE SOUZA - COMERCIO E SERVICOSPorto Velho (RO)
- TRISSIA CAROLINE RAMOS TOME DE QUEIROZAlta Floresta D'Oeste (RO)
- ANTONIO DOS SANTOSColorado do Oeste (RO)
- L DE O SILVA REFRIGERACAOJi-Paraná (RO)
- EDSON FAUSTO DA SILVAVale do Paraíso (RO)
- LEIRIANY RODRIGUES SAMPAIOGuajará-Mirim (RO)
- MATHEUS GUERREIRO DA ROCHACerejeiras (RO)
- GEAN CARLOS FERNANDES DA SILVAAriquemes (RO)
- SAMUEL GONCALVES DA SILVAAlto Alegre dos Parecis (RO)
- J L DA SILVA ENERGIA SOLARAlto Paraíso (RO)
- I. DE SOUZA LEITE.São Miguel do Guaporé (RO)
- CLEVERSON PEJARAVilhena (RO)
- JAIRO PINHO MARQUESCandeias do Jamari (RO)
List limited to 300 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
- Rondônia1.0
- Brazil0.4
In Rondônia, the activity weighs 2.4 times what it does 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 33.8% 548
- 2 Ji-Paraná 12.0% 195
- 3 Cacoal 7.1% 115
- 4 Vilhena 6.2% 101
- 5 Ariquemes 6.0% 97
- 6 Rolim de Moura 4.3% 69
- 7 Pimenta Bueno 2.2% 36
- 8 Jaru 2.0% 32
- 9 Cerejeiras 1.9% 30
- 10 Candeias do Jamari 1.6% 26
20 more cities
- 11 Guajará-Mirim 25
- 12 Ouro Preto do Oeste 25
- 13 Espigão D'Oeste 24
- 14 Machadinho D'Oeste 23
- 15 São Miguel do Guaporé 18
- 16 Buritis 17
- 17 São Francisco do Guaporé 17
- 18 Colorado do Oeste 17
- 19 Alta Floresta D'Oeste 16
- 20 Nova Mamoré 14
- 21 Presidente Médici 13
- 22 Costa Marques 12
- 23 Alto Paraíso 12
- 24 Nova Brasilândia D'Oeste 11
- 25 Alvorada D'Oeste 10
- 26 Seringueiras 10
- 27 Cujubim 8
- 28 Monte Negro 8
- 29 Chupinguaia 7
- 30 São Felipe D'Oeste 7
Class 4322-3 in Rondônia
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Plumbing, sanitary and gas installations | 82 |
| 4322-3/02 Installation and maintenance of central air conditioning, ventilation and refrigeration systems · this one | 1,621 |
| 4322-3/03 Installation of fire prevention systems | 36 |
What activity 4322-3/02 is
- A instalação, alteração, manutenção e reparo em todos os tipos de construções de:
- Sistemas de refrigeração central, quando não realizados pela unidade fabricante
- Sistemas de ventilação mecânica controlada, inclusive exaustores
Frequently asked questions
How many companies have main CNAE 4322-3/02 in Rondônia?
1,621 active companies have CNAE 4322-3/02 as their main activity in Rondônia, according to the Receita Federal's October 2026 publication. That is 1.0 of every 100 companies there, against 0.4 in Brazil.
Which of Rondônia's cities has the most companies in this activity?
Porto Velho, with 548, 33.8% 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.