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 4 of 10- CASA DO EXTINTOR LAMBARI EPIS E EPCS LTDALambari (MG)
- VENTUNO SOLUCOES EM ENGENHARIA LTDABelo Horizonte (MG)
- GUIMARAES GONCALVES INSTALACAO DE SISTEMAS CONTRA INCENDIO LTDAUberlândia (MG)
- EQUIPSEG COMERCIO DE EXTINTORES E HIDRANTES LTDADivinópolis (MG)
- UNIAO EXTINTORES BH LTDABelo Horizonte (MG)
- A&F EXECUCAO CONTRA INCENDIO SOCIEDADE LTDABelo Horizonte (MG)
- NR23 PROTECAO CONTRA INCENDIO LTDAVarginha (MG)
- ECOVERDE INSTALACOES DE PROJETOS LTDABetim (MG)
- PREVINSETE SOLUCOES CONTRA INCENDIO LTDASete Lagoas (MG)
- ARAUJO FRANCISCO ENGENHARIA DE PREVENCAO E COMBATE A INCENDIO LTDABelo Horizonte (MG)
- RESOLVE INCENDIO LTDABelo Horizonte (MG)
- SAO MIGUEL E.P.I.S. LTDAItapeva (MG)
- MONTEIRO MANUTENCAO E MONTAGEM LTDABelo Horizonte (MG)
- MJP INSTALACOES LTDABelo Horizonte (MG)
- 3F PROJETOS E SISTEMAS CONTRA INCENDIO LTDABelo Horizonte (MG)
- COMBAT ENGENHARIA CONTRA INCENDIO LTDABelo Horizonte (MG)
- EXTINFRAGA SERVICOS LTDABelo Horizonte (MG)
- LW PROJETOS LTDASanta Luzia (MG)
- EDFIRE INSTALACAO E COMERCIO DE MATERIAIS CONTRA INCENDIO LTDALagoa Santa (MG)
- RIFF VOLTAGE LTDABelo Horizonte (MG)
- JANNUZZI E ASSE SERVICOS PROJETOS DE OBRAS LTDABelo Horizonte (MG)
- AVIVA COMERCIO E SERVICOS LTDABelo Horizonte (MG)
- SDAI - SISTEMAS DE DETECCAO E ALARME DE INCENDIO MINAS GERAIS LTDAMontes Claros (MG)
- NINA PREVENCOES LTDAViçosa (MG)
- PROTECAO PROJETOS DE COMBATE A INCENDIO LTDAPouso Alegre (MG)
- FENIX PROTECAO CONTRA INCENDIO LTDAPouso Alegre (MG)
- MUNDIAL EQUIPAMENTOS CONTRA INCENDIO LTDABelo Horizonte (MG)
- SEMPER SOLUCOES INTEGRADAS LTDABelo Horizonte (MG)
- PREVINCENDIO PREVENCAO CONTRA INCENDIO LTDAAraguari (MG)
- JA INSTALACOES E MANUTENCOES LTDABelo Horizonte (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
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.