CNAE 4329-1/05 · Minas Gerais
Thermal, acoustic or vibration insulation in Minas Gerais
327 active companies are headquartered in Minas Gerais with this CNAE as their main activity. They represent 9.1% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 3,582
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
- 327
- 9.1% of Brazil's
- Of every 100 companies in Minas Gerais
- 0.0
- 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 2 of 10- RAMBO MONTAGENS E CONSTRUTORA LTDA.Governador Valadares (MG)
- MAQSUL ISOLAMENTOS TERMICOS LTDAVirgem da Lapa (MG)
- ISOLAMENTOS TERMICOS DO TRIANGULO LTDAUberlândia (MG)
- PONTAL DO TRIANGULO ISOLAMENTOS ACUSTICO LTDAUberaba (MG)
- BRASIL TERMO CAMARAS FRIGORIFICAS LTDAContagem (MG)
- TSB CONSULTORIA E INSTALACOES ACUSTICAS E IMOBILIARIA LTDABrumadinho (MG)
- PPD INDUSTRIA E COMERCIO LTDAAraxá (MG)
- GP MUSIC LTDAJuiz de Fora (MG)
- DB ACUSTICA, SERVICO E MONTAGEM LTDA.Vespasiano (MG)
- SOLUCIONNE TERMO-ACUSTICO DO BRASIL LTDABelo Horizonte (MG)
- TECNOZOL ISOLAMENTO TERMICO LTDATurmalina (MG)
- ISOBARROS ISOLAMENTOS TERMICOS E ACUSTICOS LTDARibeirão das Neves (MG)
- ISOBESP ISOLAMENTO TERMICO LTDABoa Esperança (MG)
- THERMOMINAS PRESTACAO DE SERVICOS DE ISOLAMENTOS TERMICOS E ACUSTICOS LTDABelo Horizonte (MG)
- AKC PROJETOS, INSTALACOES E COMERCIO LTDABelo Horizonte (MG)
- DB ACUSTICA SERVICOS E ISOLAMENTOS LTDAVespasiano (MG)
- LEONARDO MONTAGENS E DISTRIBUIDORA LTDAConselheiro Lafaiete (MG)
- MINAS ISOLAMENTO LTDAMontes Claros (MG)
- SIMAS ACUSTICA LTDABelo Horizonte (MG)
- ISOFRIOS PRESTADORA DE SERVICO & COMERCIO LTDAContagem (MG)
- ABREU ELETROACUSTICA LTDABelo Horizonte (MG)
- TECHNICA AUDIO E ACUSTICA PROFISSIONAL LTDA.Ipatinga (MG)
- LR MACIEL TRATAMENTOS TERMICOS LTDAMontes Claros (MG)
- RM UNIAO ISOLAMENTO TERMICO LTDAPouso Alegre (MG)
- FRM INSTALACAO DE MATERIAIS TERMICOS LTDAUberlândia (MG)
- DANILSON MELO DE SOUZA LTDAGovernador Valadares (MG)
- RM SERVICES LTDAContagem (MG)
- MINAS IMPER SERVICOS LTDABelo Horizonte (MG)
- LG MINAS CONSTRUCOES MODULARES LTDABelo Horizonte (MG)
- DB ACUSTICA ENGENHARIA DE AMBIENTES LTDA.Vespasiano (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 23.5% 77
- 2 Uberlândia 8.3% 27
- 3 Contagem 7.3% 24
- 4 Divinópolis 3.4% 11
- 5 Ipatinga 3.1% 10
- 6 Ribeirão das Neves 3.1% 10
- 7 Betim 2.8% 9
- 8 Coronel Fabriciano 2.8% 9
- 9 Governador Valadares 2.8% 9
- 10 Santa Luzia 2.8% 9
20 more cities
- 11 Juiz de Fora 8
- 12 Pouso Alegre 7
- 13 Ibirité 6
- 14 Uberaba 6
- 15 Montes Claros 5
- 16 Varginha 5
- 17 Vespasiano 5
- 18 Poços de Caldas 4
- 19 Sete Lagoas 4
- 20 Sarzedo 3
- 21 Formiga 3
- 22 Ituiutaba 3
- 23 Turmalina 3
- 24 Viçosa 3
- 25 Leme do Prado 2
- 26 Barbacena 2
- 27 Brumadinho 2
- 28 Conselheiro Lafaiete 2
- 29 Curvelo 2
- 30 Itajubá 2
Class 4329-1 in Minas Gerais
obras de instalações em construções não especificadas anteriormente, by subclass| Subclass | Active |
|---|---|
| 4329-1/01 Installation of advertising signs | 975 |
| 4329-1/02 Installation of navigation aid equipment for sea, river and lake navigation | 26 |
| 4329-1/03 Installation, maintenance and repair of elevators, escalators and moving walkways | 559 |
| 4329-1/04 Assembly and installation of lighting and signaling systems on public roads, ports and airports | 358 |
| 4329-1/05 Thermal, acoustic or vibration insulation · this one | 327 |
| 4329-1/99 Other building installation works not elsewhere classified | 200 |
What activity 4329-1/05 is
- Os serviços de tratamento térmico, acústico ou de vibração
Frequently asked questions
How many companies have main CNAE 4329-1/05 in Minas Gerais?
327 active companies have CNAE 4329-1/05 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 77, 23.5% 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.