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 8 of 10- G DOS SANTOS SILVA AR CONDICIONADOSAlvorada D'Oeste (RO)
- KEVIN ROBERT DE OLIVEIRAGovernador Jorge Teixeira (RO)
- S Y L DE SAPorto Velho (RO)
- ALESSANDRO TORRES COMERCIO E SERVICOS DE AR CONDICIONADOSJi-Paraná (RO)
- R S GENELHUD COMERCIO E SERVICOSCosta Marques (RO)
- M DE JESUSPorto Velho (RO)
- J. I. DE OLIVEIRAVilhena (RO)
- CLEISSON GONCALVES DO COUTOPorto Velho (RO)
- IVO JUNIOR GALDINO DOS SANTOSPorto Velho (RO)
- THIAGO HENRIQUE DA SILVA JOSEJi-Paraná (RO)
- J W C LIMASeringueiras (RO)
- WEDER BARBOSA DE SOUZAColorado do Oeste (RO)
- LUCAS FARIA SILVEIRA LOPESAriquemes (RO)
- A L DE SOUZA PIMENTELJi-Paraná (RO)
- JETSON DAMASCENO DIAS DE OLIVEIRAVilhena (RO)
- CARLOS DANIEL CARVALHO DE MORAES ASSISPorto Velho (RO)
- F MONTEIRO MAIA SERVICOS DE MANUTENCAO E CLIMATIZACAOPorto Velho (RO)
- CLEIDIONISON NEVES SILVAVilhena (RO)
- UITANE HENRIQUE REIS RODRIGUESAlvorada D'Oeste (RO)
- JEFFERSON DA COSTA CARVALHOPorto Velho (RO)
- MARCELO ARTEIRO DO LAGOVilhena (RO)
- HUALEX GALVAO SILVAPorto Velho (RO)
- ANDERSON DE SOUZA RIBEIRO LEMOSPorto Velho (RO)
- GILBERSON ALAN QUEIROZ DA ROCHAPorto Velho (RO)
- JHOWANA SILVA DOS SANTOSPorto Velho (RO)
- FRANCISCO DE SOUZA PEREIRAPresidente Médici (RO)
- ROSIANE GONCALVES SANTOSJi-Paraná (RO)
- GUILHERME KAUA RODRIGUES DA SILVA MORAESPorto Velho (RO)
- VALDINEI PEREIRA DE MORAESPorto Velho (RO)
- A DA SILVA CAZUZA AR CONDICIONADOJi-Paraná (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.