CNAE 4329-1/05 · São Paulo
Thermal, acoustic or vibration insulation in São Paulo
1,298 active companies are headquartered in São Paulo with this CNAE as their main activity. They represent 36.2% 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 São Paulo
- 1,298
- 36.2% of Brazil's
- Of every 100 companies in São Paulo
- 0.0
- do this activity
- Among Brazil's federative units
- 1st
- by companies in this activity
Active companies in São Paulo
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 4 of 10- ISOLAMENTOS TERMICOS BRASTERMICA LTDABarrinha (SP)
- SPEED DRY ISOLAMENTO ACUSTICO LTDACajamar (SP)
- GRC SERVICOS E ISOLAMENTO INDUSTRIAL LTDAPradópolis (SP)
- JOSE ANTONIO NASCIMENTO LTDABarrinha (SP)
- MULTI TERMICA - ISOLAMENTOS TERMICOS LTDABarrinha (SP)
- ISORAG SOLUCOES INDUSTRIAIS LTDARibeirão Preto (SP)
- PRESTATIVA ISOLAMENTOS TERMICOS - LTDABarrinha (SP)
- JMG ISOLAMENTOS TERMICOS LTDABarrinha (SP)
- THERMAL BRASIL LTDASão José dos Campos (SP)
- LENCOIS SERVICOS DE ISOLAMENTOS TERMICOS LTDALençóis Paulista (SP)
- WZA WAVE ZONE ACOUSTIC SERVICO E COMERCIO LTDAItapevi (SP)
- BRAHA CONSULTORIA EM TRATAMENTOS TERMICOS LTDAValinhos (SP)
- REVESTIL ISOLANTES TERMICOS LTDAElias Fausto (SP)
- ONDAS SONORAS REVESTIMENTO ACUSTICO LTDACapela do Alto (SP)
- ISOMIC ISOLAMENTOS TERMICOS LTDASão José dos Campos (SP)
- D.D. COMERCIO E SERVICOS LTDABarrinha (SP)
- RODRIGUES ISOLAMENTOS E MONTAGEM INDUSTRIAL LTDABarrinha (SP)
- GESSO RF LTDASão Paulo (SP)
- FRASMO ISOLAMENTOS TERMICOS E LOCACOES - LTDABarrinha (SP)
- ENGEMAX ISOLAMENTOS TERMICOS LTDABarrinha (SP)
- STZ SERVICOS TERMICOS LTDASertãozinho (SP)
- MELKI MATERIAIS & SERVICOS INDUSTRIAIS - LTDABarrinha (SP)
- C.E. ISOLAMENTOS E COMERCIO LTDABarrinha (SP)
- GOMES XAVIER - ISOLAMENTOS TERMICOS LTDABarrinha (SP)
- MIT SOLUCOES EM ISOLAMENTOS TERMICOS - LTDABarrinha (SP)
- BIOTHERMICA ISOLAMENTOS TERMICOS LTDABarrinha (SP)
- ECOTEC INSTALACOES INTELIGENTES LTDAFranca (SP)
- MELKI ENGENHARIA INDUSTRIAL LTDABarrinha (SP)
- LC - MONTAGEM E ISOLAMENTOS LTDABarrinha (SP)
- SJC TRATAMENTO TERMICO ACUSTICO LTDASão Bernardo do Campo (SP)
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
- São Paulo0.0
- Brazil0.0
In São Paulo, the activity weighs 1.2 times what it does in Brazil.
São Paulo's cities with the most companies in this activity
active companies and each city's share of the state
- 1 São Paulo 26.7% 346
- 2 Barrinha 14.1% 183
- 3 Campinas 3.1% 40
- 4 Guarulhos 2.3% 30
- 5 São Bernardo do Campo 2.2% 29
- 6 São José dos Campos 1.8% 23
- 7 Santo André 1.7% 22
- 8 Ribeirão Preto 1.5% 20
- 9 Sertãozinho 1.5% 19
- 10 Mogi das Cruzes 1.2% 16
20 more cities
- 11 Paulínia 14
- 12 Suzano 14
- 13 Osasco 13
- 14 Presidente Prudente 13
- 15 Barueri 12
- 16 Sorocaba 12
- 17 Bauru 11
- 18 Carapicuíba 11
- 19 Indaiatuba 11
- 20 Mauá 11
- 21 Pradópolis 11
- 22 Itaquaquecetuba 10
- 23 Limeira 10
- 24 Pirapozinho 10
- 25 Vinhedo 10
- 26 Itapevi 9
- 27 Jacareí 9
- 28 São José do Rio Preto 9
- 29 Francisco Morato 8
- 30 Franco da Rocha 8
Class 4329-1 in São Paulo
obras de instalações em construções não especificadas anteriormente, by subclass| Subclass | Active |
|---|---|
| 4329-1/01 Installation of advertising signs | 3,978 |
| 4329-1/02 Installation of navigation aid equipment for sea, river and lake navigation | 123 |
| 4329-1/03 Installation, maintenance and repair of elevators, escalators and moving walkways | 2,243 |
| 4329-1/04 Assembly and installation of lighting and signaling systems on public roads, ports and airports | 1,182 |
| 4329-1/05 Thermal, acoustic or vibration insulation · this one | 1,298 |
| 4329-1/99 Other building installation works not elsewhere classified | 1,480 |
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 São Paulo?
1,298 active companies have CNAE 4329-1/05 as their main activity in São Paulo, 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 São Paulo's cities has the most companies in this activity?
São Paulo, with 346, 26.7% 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 São Paulo.