CNAE 4330-4/01 · Rio Grande do Sul
Impermeabilização em obras de engenharia civil in Rio Grande do Sul
192 active companies are headquartered in Rio Grande do Sul with this CNAE as their main activity. They represent 7.9% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 2,419
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 Rio Grande do Sul
- 192
- 7.9% of Brazil's
- Of every 100 companies in Rio Grande do Sul
- 0.0
- do this activity
- Among Brazil's federative units
- 3rd
- by companies in this activity
Active companies in Rio Grande do Sul
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 7- WESTPHALEN IMPERMEABILIZACAO LTDAPasso Fundo (RS)
- LAB ARQ+DESIGN LTDANovo Hamburgo (RS)
- CONSTRUTORA NN LTDAMarcelino Ramos (RS)
- INJEKT BRASIL IMPERMEABILIZACOES LTDAMarcelino Ramos (RS)
- ISPERSUL ENGENHARIA LTDAPorto Alegre (RS)
- AMD ENGENHARIA LTDAPorto Alegre (RS)
- VICON IMPERMEABILIZACAO LTDAPorto Alegre (RS)
- BRUSTEC AGROAMBIENTAL LTDAMuçum (RS)
- A NASI ENGENHARIA LTDAPorto Alegre (RS)
- MERCOSUL OBRAS E CONSTRUCOES LTDAPorto Alegre (RS)
- FIBERSALS IMPERMEABILIZACAO EM EDIFICACOES LTDACampo Bom (RS)
- SBG POLIMENTOS INDUSTRIAIS LTDAGaribaldi (RS)
- JAMART PISOS E REVESTIMENTOS LTDASanta Cruz do Sul (RS)
- INFILTRA'SUL SOLUCOES EM IMPERMEABILIZACOES LTDASão Leopoldo (RS)
- BELEFLEX IMPERMEABILIZACOES LTDAIgrejinha (RS)
- IG CONSTRUCOES LTDABento Gonçalves (RS)
- AMILSUL IMPERMEABILIZANTES LTDACanoas (RS)
- RODRIGUES SERVICOS DE IMPERMEABILIZACOES LTDASeberi (RS)
- ZILIUM IMPERMEABILIZACOES LTDA.Santa Cruz do Sul (RS)
- A F ROCHA IMPERMEABILIZACOES LTDASanta Cruz do Sul (RS)
- ASPEN SERVICO DE IMPERMEABILIZACAO LTDAPorto Alegre (RS)
- FG SERVICOS DE IMPERMEABILIZACAO LTDASanta Rosa (RS)
- I J EMPREENDIMENTOS LTDACampo Bom (RS)
- PORTO SUL SOLUCOES AMBIENTAIS RS LTDAPorto Alegre (RS)
- IMPERMAPI IMPERMEABILIZACAO LTDAEstância Velha (RS)
- JC RODRIGUES SERVICOS DE IMPERMEABILIZACAO LTDAPorto Alegre (RS)
- IMPERLISER IMPERMEABILIZACAO E LIMPEZA DE RESERVATORIOS LTDAPorto Alegre (RS)
- I. L. PRESTES LTDACarazinho (RS)
- RBL ENGENHARIA LTDAPorto Alegre (RS)
- FSB SERVICOS DE CONSTRUCAO LTDAPorto Alegre (RS)
List limited to 192 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
- Rio Grande do Sul0.0
- Brazil0.0
In Rio Grande do Sul, the activity weighs 1.3 times what it does in Brazil.
Rio Grande do Sul's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Porto Alegre 26.6% 51
- 2 Caxias do Sul 6.2% 12
- 3 Bento Gonçalves 5.2% 10
- 4 Passo Fundo 4.2% 8
- 5 Novo Hamburgo 3.6% 7
- 6 Santa Cruz do Sul 3.6% 7
- 7 São Leopoldo 3.1% 6
- 8 Capão da Canoa 3.1% 6
- 9 Campo Bom 2.6% 5
- 10 Pelotas 2.6% 5
20 more cities
- 11 Canoas 4
- 12 Alvorada 3
- 13 Cachoeirinha 3
- 14 Estância Velha 3
- 15 Gramado 3
- 16 Gravataí 3
- 17 Santa Maria 3
- 18 Carazinho 2
- 19 Cruz Alta 2
- 20 Farroupilha 2
- 21 Ijuí 2
- 22 Marcelino Ramos 2
- 23 Santa Rosa 2
- 24 Seberi 2
- 25 Uruguaiana 2
- 26 Parobé 2
- 27 Imbé 1
- 28 São José do Hortêncio 1
- 29 São José do Herval 1
- 30 Eldorado do Sul 1
Class 4330-4 in Rio Grande do Sul
obras de acabamento, by subclass| Subclass | Active |
|---|---|
| 4330-4/01 Impermeabilização em obras de engenharia civil · this one | 192 |
| 4330-4/02 Instalação de portas, janelas, tetos, divisórias e armários embutidos de qualquer material | 1,921 |
| 4330-4/03 Obras de acabamento em gesso e estuque | 2,843 |
| 4330-4/04 Serviços de pintura de edifícios em geral | 18,757 |
| 4330-4/05 Aplicação de revestimentos e de resinas em interiores e exteriores | 3,943 |
| 4330-4/99 Outras obras de acabamento da construção | 2,185 |
Close to this: 4330-4/05 · Aplicação de revestimentos e de resinas em interiores e exteriores, 3,943 companies in Rio Grande do Sul.
What activity 4330-4/01 is
- A impermeabilização em edifícios e outras obras de engenharia civil
Frequently asked questions
How many companies have main CNAE 4330-4/01 in Rio Grande do Sul?
192 active companies have CNAE 4330-4/01 as their main activity in Rio Grande do Sul, 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 Rio Grande do Sul's cities has the most companies in this activity?
Porto Alegre, with 51, 26.6% 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 Rio Grande do Sul.