CNAE 4292-8/02 · Rio de Janeiro (RJ)
Obras de montagem industrial in Rio de Janeiro (RJ)
36 active companies are headquartered in Rio de Janeiro (RJ) with this CNAE as their main activity. They represent 1.1% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 3,402 · Rio de Janeiro 153
What this list shows
We count each active company once, by its head office in the city 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 de Janeiro (RJ)
- 36
- 1.1% of Brazil's
- Of every 100 companies in Rio de Janeiro (RJ)
- 0.0
- do this activity
- Among Rio de Janeiro's cities
- 1st
- by companies in this activity
Active companies in Rio de Janeiro (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 2- NARDA ENGENHARIA LTDARio de Janeiro (RJ)
- CONSTRUTORA ECMAN LTDARio de Janeiro (RJ)
- NOVA DELTA ENGENHARIA E MONTAGEM INDUSTRIAL LTDARio de Janeiro (RJ)
- NETCONTROL COMERCIO E SERVICOS LTDARio de Janeiro (RJ)
- FIBRABRAS FIBRAS E SERVICOS DE MANUTENCAO INDUSTRIAL LTDARio de Janeiro (RJ)
- AMR CONSTRUCAO E MONTAGEM LTDARio de Janeiro (RJ)
- ALICERCE ENGENHARIA E MONTAGENS INDUSTRIAIS LTDARio de Janeiro (RJ)
- SEMPTEC ENGENHARIA LTDARio de Janeiro (RJ)
- ESSEL MONTAGENS INDUSTRIAIS LTDARio de Janeiro (RJ)
- METROVIX SOLUCOES INDUSTRIAIS LTDARio de Janeiro (RJ)
- IFM CONSTRUCOES E MONTAGENS INDUSTRIAIS LTDARio de Janeiro (RJ)
- CONNECTTA CONSTRUCOES E SERVICOS LTDARio de Janeiro (RJ)
- ELEVE SOLUCOES E SERVICOS EM ALTURA LTDARio de Janeiro (RJ)
- PRAXEDES MARINS INFRAESTRUTURA E CONSTRUCOES LTDARio de Janeiro (RJ)
- NANCE CONSTRUCOES E MONTAGENS LTDARio de Janeiro (RJ)
- TEMPERCAL-RIO COMERCIO E SERVICOS LTDARio de Janeiro (RJ)
- RT SOLAR SISTEMAS SOLARES LTDARio de Janeiro (RJ)
- SIGMA ENGENHARIA S/S LTDARio de Janeiro (RJ)
- BRX METALURGICA LTDARio de Janeiro (RJ)
- ALTA ENGENHARIA E GESTAO DE PROJETOS LTDARio de Janeiro (RJ)
- ACESSO MANUTENCAO E RESGATE LTDARio de Janeiro (RJ)
- ATM ENGENHARIA E GESTAO DE PROJETOS LTDARio de Janeiro (RJ)
- BRA + ENGENHARIA DE EFICIENCIA ENERGETICA LTDARio de Janeiro (RJ)
- I2A ENGENHARIA LTDARio de Janeiro (RJ)
- C H M MANUTENCOES LTDARio de Janeiro (RJ)
- EXTREME - SERVICOS TECNICOS INDUSTRIAIS LTDARio de Janeiro (RJ)
- M4 ENGENHARIA SOLAR LTDARio de Janeiro (RJ)
- FEN MANUTENCAO CONSTRUCAO E APOIO MARITIMO LTDARio de Janeiro (RJ)
- RDM ARMACAO DE FERRAGENS LTDARio de Janeiro (RJ)
- SPE TRIDIMENSIONAL ATUS LTDARio de Janeiro (RJ)
List limited to 36 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 de Janeiro (RJ)0.0
- Rio de Janeiro0.0
- Brazil0.0
In Rio de Janeiro (RJ), the activity weighs less than in Brazil.
Rio de Janeiro's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Rio de Janeiro 23.5% 36
- 2 Duque de Caxias 9.8% 15
- 3 Itaboraí 9.2% 14
- 4 Niterói 9.2% 14
- 5 Volta Redonda 5.9% 9
- 6 Campos dos Goytacazes 4.6% 7
- 7 Macaé 4.6% 7
- 8 Itaguaí 3.9% 6
- 9 Resende 3.9% 6
- 10 São Gonçalo 3.9% 6
14 more cities
- 11 São João de Meriti 6
- 12 Magé 5
- 13 Barra Mansa 4
- 14 Porto Real 3
- 15 Rio das Ostras 3
- 16 Nova Iguaçu 2
- 17 Petrópolis 2
- 18 Valença 2
- 19 Carapebus 1
- 20 Queimados 1
- 21 Angra dos Reis 1
- 22 Araruama 1
- 23 Barra do Piraí 1
- 24 Três Rios 1
Class 4292-8 in Rio de Janeiro (RJ)
montagem de instalações industriais e de estruturas metálicas, by subclass| Subclass | Active |
|---|---|
| 4292-8/01 Montagem de estruturas metálicas | 163 |
| 4292-8/02 Obras de montagem industrial · this one | 36 |
Close to this: 3321-0/00 · Instalação de máquinas e equipamentos industriais, 1,220 companies in Rio de Janeiro (RJ).
What activity 4292-8/02 is
- As obras de montagem de instalações industriais (tubulações, redes de facilidades), tais como: #- refinarias #- plantas de indústrias químicas
Frequently asked questions
How many companies have main CNAE 4292-8/02 in Rio de Janeiro (RJ)?
36 active companies have CNAE 4292-8/02 as their main activity in Rio de Janeiro (RJ), 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 de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 36, 23.5% of the state's companies in this activity.
Why can this total differ from the companies operating in the city?
This scope counts active companies by their head office and registered main activity. A company may operate in the city 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 de Janeiro (RJ).