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 9 of 10- ITI ISOLAMENTO TERMICO INDUSTRIAL - LTDABarrinha (SP)
- STAYON ISOLAMENTOS TERMICOS LTDABarrinha (SP)
- FERRISO ISOLACOES TERMICAS LTDABarrinha (SP)
- R SOUZA COLAGEM LTDAGuarulhos (SP)
- TG ACUSTICA COMERCIO E SERVICOS LTDASão Paulo (SP)
- SPEED DRY ACOUSTIC TECHNOLOGY LTDACajamar (SP)
- JM ISOLAMENTOS TERMICOS E LOCACOES DE MAQUINAS - LTDABarrinha (SP)
- SM ISOLAMENTOS TERMICOS E MONTAGEM INDUSTRIAL - LTDABarrinha (SP)
- CEDRO SOLUCOES ACUSTICAS LTDASão José dos Campos (SP)
- R.A MONTAGENS ESTRUTURAS E ISOLAMENTOS LTDABarrinha (SP)
- WANTERMICA ISOLAMENTOS TERMICOS E MONTAGEM INDUSTRIAL - LTDABarrinha (SP)
- JAP ISOLACOES TERMICAS E LOCACOES LTDABarrinha (SP)
- BRASTERMICA SOLUCOES TERMICAS LTDABarrinha (SP)
- FIBRA & CIA SERVICOS LTDAGuarulhos (SP)
- IRONPLASTIC - EQUIPAMENTOS PARA GALVANOPLASTIA LTDASão Paulo (SP)
- ISOLAN ISOLAMENTOS TERMICOS INDUSTRIAIS LTDAGuariba (SP)
- SONEX HOME TRATAMENTO TERMICO E ACUSTICO LTDASão Paulo (SP)
- ASTER ASSISTENCIA TERMICA LTDAPirapozinho (SP)
- L.W LOCACAO DE MAQUINAS E EQUIPAMENTOS LTDABarrinha (SP)
- ACUSTERM ISOLAMENTOS TERMICOS E ACUSTICOS LTDASão Paulo (SP)
- E.B. RECUPERACAO DE TANQUES E TUBOS DE IBATE LTDAIbaté (SP)
- FOTOVOLTAICA ATIBAIA ENERGIA SOLAR LTDAAtibaia (SP)
- F. A. ISOLAMENTOS TERMICOS LTDAAmericana (SP)
- THERMOLINE ISOLAMENTO & REFRATARIO LTDABarrinha (SP)
- MITYS MONTAGENS E LOCACAO LTDABarrinha (SP)
- JB ISOLAMENTOS E MANUTENCOES LTDABarrinha (SP)
- LM SOLUCOES EM ESQUADRIAS E FACHADAS LTDASão Paulo (SP)
- ISOLAMENTO ALVES LTDA.Viradouro (SP)
- THERMO KENT PROTECOES TERMICAS E ANTICORROSIVAS LTDAMogi das Cruzes (SP)
- ALIANCA AMBIENTAL LTDA.São Paulo (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.