CNAE 4322-3/01 · Minas Gerais

Instalações hidráulicas, sanitárias e de gás in Minas Gerais

4,585 active companies are headquartered in Minas Gerais with this CNAE as their main activity. They represent 11.8% 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 Minas Gerais: 4,585; 11.8% of Brazil's
Of every 100 companies in Minas Gerais: 0.2; do this activity
Among Brazil's federative units: 2nd; by companies in this activity

Active companies in Minas Gerais

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 4 of 10

EPR SERVICOS HIDRAULICOS LTDASantana do Paraíso (MG)
WL HIDROPECAS LTDAJuiz de Fora (MG)
HESSE SERVICE 24HRS LTDARibeirão das Neves (MG)
P. S. A. CONSTRUTORA LTDAIbitiúra de Minas (MG)
NW PRESTADORA DE SERVICOS LTDAUberlândia (MG)
ALTITUDES SOLUCOES E ACABAMENTOS LTDARibeirão das Neves (MG)
ROCHA INSTALACOES HIDROSSANITARIA LTDABetim (MG)
IRMAOS FF CONSTRUCOES LTDADivinópolis (MG)
PAC SERVICOS E MANUTENCAO LTDAUberlândia (MG)
RAFA CONSTRUCOES E SERVICOS LTDAIpatinga (MG)
H20 SISTEMAS DE IRRIGACAO LTDASete Lagoas (MG)
GM INSTALACOES GLP LTDARibeirão das Neves (MG)
JOSE CARLOS DOS SANTOS XAVIER LTDABetim (MG)
CONNEC ASSISTENCIA LTDABelo Horizonte (MG)
2A INSTALACOES LTDAUberlândia (MG)
MARCIO AQUECEDOR SOLAR LTDABelo Horizonte (MG)
TECNOAR AR-CONDICIONADO LTDACarmo do Paranaíba (MG)
LUCIANA NERIS DOS SANTOS LTDAPouso Alegre (MG)
BH HIDRAULICA LTDAJuiz de Fora (MG)
M.G INSTALACOES LTDABetim (MG)
EVOSOLAR ENERGIA SOLAR DE ESPERA FELIZ LTDAEspera Feliz (MG)
CONSTRUTORA INSTALADORA MONTER LTDAUberlândia (MG)
W&W SOLUCOES LTDASantana do Paraíso (MG)
MARIO CONSTRUCOES LTDABelo Horizonte (MG)
HIDRAULICA VANDER LTDAVarginha (MG)
AJR MANUTENCAO ELETRICA E HIDRAULICA LTDAPatrocínio (MG)
DRS - DESENTUPIDORA RESIDENCIAL SOUZA LTDAAraxá (MG)
JV INSTALACOES HIDRAULICAS LTDABelo Horizonte (MG)
D' FERNANDES INSTALACAO E MANUTENCAO DE GLP E TRANSPORTES LTDABelo Horizonte (MG)
DONIZETE FERREIRA DE SOUZA LTDATurmalina (MG)

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

Minas Gerais0.2
Brazil0.1

In Minas Gerais, the activity weighs 1.1 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 Minas Gerais

instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass

Subclass	Active
4322-3/01 Instalações hidráulicas, sanitárias e de gás · this one	4,585
4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração	6,851
4322-3/03 Instalações de sistema de prevenção contra incêndio	695

Close to this: 4321-5/00 · Instalação e manutenção elétrica, 33,982 companies in Minas Gerais.

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)

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4322-3/01 in Minas Gerais?

4,585 active companies have CNAE 4322-3/01 as their main activity in Minas Gerais, 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 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 Minas Gerais.