CNAE 4322-3/03 · Minas Gerais

Installation of fire prevention systems in Minas Gerais

695 active companies are headquartered in Minas Gerais with this CNAE as their main activity. They represent 8.1% of Brazil's active companies with the same main activity.

Source: Receita Federal, CNPJ Open Data · October 2026 publication

The same activity in Brazil 8,539

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: 695; 8.1% of Brazil's
Of every 100 companies in Minas Gerais: 0.0; do this activity
Among Brazil's federative units: 4th; 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 7 of 10

RIBEIRO PREVENCAO CONTRA INCENDIO LTDAUberlândia (MG)
NEW PROJETOS E TREINAMENTOS LTDAContagem (MG)
INOVAR ENGENHARIA LTDABelo Horizonte (MG)
RODRIGO G. DO NASCIMENTO EXTINTORES LTDAGovernador Valadares (MG)
ATIVA CONSULTORIA GESTAO DE EMERGENCIA LTDA.Conselheiro Lafaiete (MG)
MOREIRA ENGENHARIA E PROJETOS LTDABelo Horizonte (MG)
RS LOPES EXTINTORES LTDABelo Horizonte (MG)
PREVINIR PREVENCAO CONTRA INCENDIO LTDAUberlândia (MG)
BW MANUTENCAO E INSTALACAO LTDACambuí (MG)
VESASEG CONSULTORIA E TREINAMENTOS LTDABelo Horizonte (MG)
TB ENGENHARIA DE OBRAS E REGULARIZACOES LTDABelo Horizonte (MG)
TEIXEIRA PROTECAO CONTRA INCENDIOS LTDAContagem (MG)
SCC SISTEMA DE PREVENCAO E COMBATE A INCENDIO LTDASete Lagoas (MG)
PREVIMAX ENGENHARIA CONTRA INCENDIO LTDAElói Mendes (MG)
77 SETMA ENGENHARIA LTDAPedro Leopoldo (MG)
WAS PREVENCAO CONTRA INCENDIO LTDAUberlândia (MG)
PONTUAL INSTALACOES LTDABelo Horizonte (MG)
PRIME SOLUCOES E ENGENHARIA LTDABelo Horizonte (MG)
MV EMPREENDIMENTO SERVICOS E COMERCIO LTDAUberaba (MG)
CONSUMING FIRE SOLUTIONS LTDABelo Horizonte (MG)
PROJECENDIO SERVICOS DE ENGENHARIA LTDABelo Horizonte (MG)
RUMO ENGENHARIA LTDASanta Maria de Itabira (MG)
TOP ENGENHARIA CONTRA INCENDIO LTDABelo Horizonte (MG)
BMV PROJETOS DE INCENDIO LTDAJuiz de Fora (MG)
INSTALADORA DE SISTEMAS COSTA & MELO LTDAPatos de Minas (MG)
MS MONTAGENS LTDABelo Horizonte (MG)
ELI OLIVEIRA INSTALACAO DE EQUIPAMENTOS LTDAContagem (MG)
CARDINALI SOLUCOES EM ENGENHARIA LTDABelo Horizonte (MG)
INCESA ENGENHARIA LTDABelo Horizonte (MG)
AUGUSTO PROJETOS LTDABetim (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 Gerais0.0
Brazil0.0

In Minas Gerais, the activity weighs less than 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 29.6% 206
2 Uberlândia 6.3% 44
3 Contagem 4.5% 31
4 Betim 4.2% 29
5 Varginha 3.2% 22
6 Divinópolis 2.9% 20
7 Ribeirão das Neves 2.4% 17
8 Pouso Alegre 2.3% 16
9 Juiz de Fora 2.0% 14
10 Governador Valadares 1.9% 13

20 more cities

11 Patos de Minas 11
12 Sete Lagoas 11
13 Uberaba 11
14 Ibirité 9
15 Montes Claros 9
16 Pará de Minas 8
17 Sabará 8
18 Conselheiro Lafaiete 7
19 Paracatu 6
20 Passos 6
21 Araguari 5
22 Cataguases 5
23 Manhuaçu 5
24 Santa Luzia 5
25 Timóteo 5
26 Vespasiano 5
27 Araxá 4
28 Barbacena 4
29 Caratinga 4
30 Itabirito 4

Class 4322-3 in Minas Gerais

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

Subclass	Active
4322-3/01 Plumbing, sanitary and gas installations	4,585
4322-3/02 Installation and maintenance of central air conditioning, ventilation and refrigeration systems	6,851
4322-3/03 Installation of fire prevention systems · this one	695

Close to this: 8020-0/01 · Monitoring of electronic security systems, 1,049 companies in Minas Gerais.

What activity 4322-3/03 is

A instalação, alteração, manutenção e reparo, em todos os tipos de construções, de sistemas de prevenção contra incêndio

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4322-3/03 in Minas Gerais?

695 active companies have CNAE 4322-3/03 as their main activity in Minas Gerais, according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.

Which of Minas Gerais's cities has the most companies in this activity?

Belo Horizonte, with 206, 29.6% 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.