CNAE 4322-3/01 · Ouro Preto (MG)
Instalações hidráulicas, sanitárias e de gás in Ouro Preto (MG)
20 active companies are headquartered in Ouro Preto (MG) with this CNAE as their main activity. They represent less than 0.1% 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 · Minas Gerais 4,585
What this list shows
We count each active company once, by its head office in the city 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 Ouro Preto (MG)
- 20
- less than 0.1% of Brazil's
- Of every 100 companies in Ouro Preto (MG)
- 0.2
- do this activity
- Among Minas Gerais's cities
- 45th
- by companies in this activity
Active companies in Ouro Preto (MG)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- LEANDRO JULIO DOS SANTOSOuro Preto (MG)
- REGINALDO DA COSTA REISOuro Preto (MG)
- ROBSON ALEXANDRE DA CRUZOuro Preto (MG)
- ROBERTO DOS SANTOS DE LOREDOOuro Preto (MG)
- LUCIANO GONCALVES DE MATOSOuro Preto (MG)
- CELIO PEREIRAOuro Preto (MG)
- CARLOS LUCIANO MARTINSOuro Preto (MG)
- JULIO CESAR FERNANDESOuro Preto (MG)
- THIAGO AIRES GONCALVES DE SOUSAOuro Preto (MG)
- UALAS LIMA DOS SANTOSOuro Preto (MG)
- RICHARD DA SILVA BITARAESOuro Preto (MG)
- DANIEL DE SOUZA OLIVEIRAOuro Preto (MG)
- RICARDO DA SILVA MESSIASOuro Preto (MG)
- ADRIANO DA SILVA CARDOSOOuro Preto (MG)
- CLAUDIO DOS SANTOS RODRIGUESOuro Preto (MG)
- EVANDRO LUIS DA SILVAOuro Preto (MG)
- JEFFERSON DUTRA DE CARVALHOOuro Preto (MG)
- RODOLFO RODRIGO DOS SANTOSOuro Preto (MG)
- JONATAS JOSE DO CARMOOuro Preto (MG)
- JONATHAN CLAUDIO DE PAULA SOUZAOuro Preto (MG)
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
- Ouro Preto (MG)0.2
- Minas Gerais0.2
- Brazil0.1
In Ouro Preto (MG), the activity weighs 1.5 times what it does in Brazil.
Minas Gerais's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Belo Horizonte 18.4% 842
- 2 Uberlândia 6.2% 282
- 3 Contagem 4.3% 197
- 4 Juiz de Fora 3.5% 161
- 5 Ribeirão das Neves 3.2% 147
- 6 Betim 2.8% 128
- 7 Divinópolis 2.3% 106
- 8 Poços de Caldas 2.3% 104
- 9 Uberaba 2.0% 91
- 10 Sete Lagoas 1.9% 89
20 more cities
- 11 Governador Valadares 86
- 12 Montes Claros 83
- 13 Ibirité 79
- 14 Santa Luzia 77
- 15 Patos de Minas 70
- 16 Ipatinga 60
- 17 Varginha 47
- 18 Sabará 46
- 19 Vespasiano 46
- 20 Conselheiro Lafaiete 45
- 21 Pouso Alegre 45
- 22 Lavras 44
- 23 Pará de Minas 43
- 24 Nova Lima 39
- 25 Barbacena 37
- 26 Araxá 32
- 27 Itaúna 32
- 28 Ponte Nova 31
- 29 Viçosa 31
- 30 Lagoa Santa 30
Class 4322-3 in Ouro Preto (MG)
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Instalações hidráulicas, sanitárias e de gás · this one | 20 |
| 4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração | 8 |
| 4322-3/03 Instalações de sistema de prevenção contra incêndio | 3 |
Close to this: 4321-5/00 · Instalação e manutenção elétrica, 97 companies in Ouro Preto (MG).
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 Ouro Preto (MG)?
20 active companies have CNAE 4322-3/01 as their main activity in Ouro Preto (MG), according to the Receita Federal's October 2026 publication. That is 0.2 of every 100 companies there, against 0.1 in Brazil.
Which of Minas Gerais's cities has the most companies in this activity?
Belo Horizonte, with 842, 18.4% of the state's companies in this activity.
Why can this total differ from the companies operating in the city?
This scope counts active companies by their head office and registered main activity. A company may operate in the city 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 Ouro Preto (MG).