CNAE 4329-1/05 · São Paulo
Tratamentos térmicos, acústicos ou de vibração 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 1 of 10- ISAR ENGENHARIA, CONSTRUCOES E MONTAGENS LTDASão Paulo (SP)
- JP ISOLAMENTO TERMICO E METAIS LTDABarueri (SP)
- VR SERVICOS INDUSTRIAIS - LTDABarrinha (SP)
- ISOPURIMP COMERCIO DE ACUSTICOS E ISOLANTES TERMICOS LTDASão Paulo (SP)
- GENERE SERVICOS DE ACUSTICA LTDASão Paulo (SP)
- AVANCO SOLUCOES ACUSTICAS LTDABarueri (SP)
- IMOLA TELECOMUNICACAO LTDASão Paulo (SP)
- STARTERM ISOLAMENTO TERMICO E MONTAGEM INDUSTRIAL LTDARibeirão Preto (SP)
- STARTERM SERVICOS E SOLUCOES INDUSTRIAIS LTDARibeirão Preto (SP)
- ISOSER ISOLAMENTOS SERTAOZINHO LTDASertãozinho (SP)
- ISOLAMENTOS TERMICOS GRANTEL LTDABarrinha (SP)
- MEOS ISOLAMENTOS TERMICOS E REVESTIMENTOS LTDAMogi das Cruzes (SP)
- ISONAR ISOLAMENTO TERMO-ACUSTICO LTDASão Paulo (SP)
- AMSTS ISOLAMENTOS E ANDAIMES LTDABarrinha (SP)
- JB ISOLAMENTO, DISTRIBUICAO DE MATERIAL LTDABarrinha (SP)
- TJ ISOLANTE TERMICO LTDABarrinha (SP)
- TJ ISOLAMENTO E MONTAGEM LTDABarrinha (SP)
- GOTERMICA PRESTACAO DE SERVICOS EM ISOLAMENTO TERMICO LTDASertãozinho (SP)
- W.D.S ISOLAMENTOS TERMICOS - LTDABarrinha (SP)
- BASTOS ISOLANTE TERMICO LTDABarrinha (SP)
- MONTAGENS E ISOLAMENTOS TOM BRASIL LTDABarrinha (SP)
- SERCOM REFRATARIOS E ISOLAMENTOS TERMICOS LTDASertãozinho (SP)
- SPEED DRY - SOLUCOES ACUSTICAS LTDACajamar (SP)
- CAASTRO COMPANY ISOLAMENTO E COMPANHIA LTDASertãozinho (SP)
- MDS ISOLAMENTO TERMICO LTDABarrinha (SP)
- M. P. LIMA ENGENHARIA E SERVICOS LTDATremembé (SP)
- ISAFRAME SOLUCOES SUSTENTAVEIS LTDASantana de Parnaíba (SP)
- JD ISOLAMENTO E MONTAGEM INDUSTRIAL - LTDABarrinha (SP)
- FIBERJET TRATAMENTOS TERMO ACUSTICOS LTDASão Paulo (SP)
- GOTERMICA ENGENHARIA TERMICA LTDASertãozinho (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 Instalação de painéis publicitários | 3,978 |
| 4329-1/02 Instalação de equipamentos para orientação à navegação marítima fluvial e lacustre | 123 |
| 4329-1/03 Instalação, manutenção e reparação de elevadores, escadas e esteiras rolantes | 2,243 |
| 4329-1/04 Montagem e instalação de sistemas e equipamentos de iluminação e sinalização em vias públicas, portos e aeroportos | 1,182 |
| 4329-1/05 Tratamentos térmicos, acústicos ou de vibração · this one | 1,298 |
| 4329-1/99 Outras obras de instalações em construções não especificadas anteriormente | 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.