CNAE 4322-3/02 · Rio Grande do Norte
Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração in Rio Grande do Norte
1,538 active companies are headquartered in Rio Grande do Norte with this CNAE as their main activity. They represent 1.4% 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 Rio Grande do Norte
- 1,538
- 1.4% of Brazil's
- Of every 100 companies in Rio Grande do Norte
- 0.5
- do this activity
- Among Brazil's federative units
- 20th
- by companies in this activity
Active companies in Rio Grande do Norte
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10- KG REFRIGERACAO LTDACaicó (RN)
- SOUZA MULTISERVICE LTDANatal (RN)
- CM CONTROLE AMBIENTAL LTDACeará-Mirim (RN)
- ARPLAN ENGENHARIA TERMICA LTDANatal (RN)
- VANNAMEI LOCACOES E SERVICOS LTDASão Gonçalo do Amarante (RN)
- NORTHON SERVICOS E COMERCIO LTDANatal (RN)
- T M DE M LOPES LTDAMossoró (RN)
- PRO-SERVICE SERVICOS PROFISSIONAIS E ESPECIALIZADOS LTDAParnamirim (RN)
- QUALIAIR SERVICOS ESPECIALIZADOS LTDASão Gonçalo do Amarante (RN)
- J M & F SERVICOS LTDANatal (RN)
- REFRIGELAR SERVICOS LTDAMossoró (RN)
- FRIO AR FRIO SOLUCOES INTEGRADAS LTDA.Natal (RN)
- REFRIGELAR COMERCIO E SERVICO LTDAMossoró (RN)
- FRANCISCO FABIO FERREIRA LIMITADASanta Maria (RN)
- ESO ENGENHARIA E SERVICOS LTDANatal (RN)
- INFOMIX LTDAIelmo Marinho (RN)
- CMZ-AR, COMERCIO E INSTALACOES LTDAParnamirim (RN)
- M B NETO REFRIGERACAO LTDACarnaubais (RN)
- G C SERVICOS DE MANUTENCAO REPARACAO E CLIMATIZACAO LTDATangará (RN)
- A C B DE MEDEIROS LTDAPau dos Ferros (RN)
- AURI FRIO REFRIGERACAO E CLIMATIZACAO LTDAGoianinha (RN)
- AKP DE LIMA LTDANatal (RN)
- ARPLAN SERVICOS E MONTAGENS LTDANatal (RN)
- SOLARA ENERGY LTDANatal (RN)
- TRAIRY REFRIGERACAO E CONSTRUCAO LTDASanta Cruz (RN)
- IRG SERVICOS LTDANatal (RN)
- GC SERVICOS DE MANUTENCAO E CLIMATIZACAO LTDAParnamirim (RN)
- METRO2 COMERCIO E SERVICOS LTDANatal (RN)
- M R SERVICOS DE CONSTRUCOES LTDATangará (RN)
- ANDERSON DA SILVA EMERENCIANO LTDAMacaíba (RN)
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
- Rio Grande do Norte0.5
- Brazil0.4
In Rio Grande do Norte, the activity weighs 1.3 times what it does in Brazil.
Rio Grande do Norte's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Natal 37.4% 575
- 2 Mossoró 11.1% 170
- 3 Parnamirim 10.1% 156
- 4 São Gonçalo do Amarante 4.1% 63
- 5 Extremoz 3.6% 56
- 6 Caicó 2.2% 34
- 7 Macaíba 2.0% 30
- 8 Assú 1.5% 23
- 9 Ceará-Mirim 1.2% 19
- 10 Goianinha 1.0% 16
20 more cities
- 11 Santa Cruz 15
- 12 Currais Novos 14
- 13 Pau dos Ferros 12
- 14 Tibau do Sul 12
- 15 Apodi 11
- 16 Canguaretama 10
- 17 Nova Cruz 10
- 18 São José de Mipibu 10
- 19 Alto do Rodrigues 9
- 20 Areia Branca 9
- 21 Parelhas 9
- 22 João Câmara 8
- 23 Santo Antônio 8
- 24 São Miguel do Gostoso 7
- 25 Macau 7
- 26 São Paulo do Potengi 7
- 27 Nísia Floresta 6
- 28 Alexandria 5
- 29 Bom Jesus 5
- 30 Brejinho 5
Class 4322-3 in Rio Grande do Norte
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Instalações hidráulicas, sanitárias e de gás | 240 |
| 4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração · this one | 1,538 |
| 4322-3/03 Instalações de sistema de prevenção contra incêndio | 92 |
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 Rio Grande do Norte?
1,538 active companies have CNAE 4322-3/02 as their main activity in Rio Grande do Norte, according to the Receita Federal's October 2026 publication. That is 0.5 of every 100 companies there, against 0.4 in Brazil.
Which of Rio Grande do Norte's cities has the most companies in this activity?
Natal, with 575, 37.4% 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 Rio Grande do Norte.