CNAE 4399-1/03 · Magé (RJ)
Obras de alvenaria in Magé (RJ)
1,019 active companies are headquartered in Magé (RJ) with this CNAE as their main activity. They represent 0.2% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 614,649 · Rio de Janeiro 49,768
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 Magé (RJ)
- 1,019
- 0.2% of Brazil's
- Of every 100 companies in Magé (RJ)
- 4.2
- do this activity
- Among Rio de Janeiro's cities
- 12th
- by companies in this activity
Active companies in Magé (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10- E S PORTO SERVICOS E COMERCIO EMPREITEIRA LTDAMagé (RJ)
- NUNES MACHADO CONSTRUTORA LTDAMagé (RJ)
- JRN CONSTRUCOES LTDAMagé (RJ)
- JBURINI SOLUCOES EM ENGENHARIA LTDAMagé (RJ)
- JJ R E CONSTRUCOES LTDAMagé (RJ)
- CONSTRUTORA JIMENEZ ARAUJO LTDAMagé (RJ)
- RPC ASSESSORIA, CONSULTORIA E CONSTRUCOES LTDAMagé (RJ)
- R F DA SILVA CONSTRUCAO UNIPESSOAL LTDAMagé (RJ)
- FJK OBRAS E REFORMAS LTDAMagé (RJ)
- J GABI SERVICO DE CONSTRUCOES LTDAMagé (RJ)
- CONSTRUTORA RC MEDEIROS LTDAMagé (RJ)
- IVAN SOARES CONSTRUCAO LTDAMagé (RJ)
- J M RODRIGUES - OBRAS LTDAMagé (RJ)
- AJM REFORMAS LTDAMagé (RJ)
- M V INSTALACOES REFORMAS E SERVICOS LTDAMagé (RJ)
- PREJEL CONSTRUCOES E REFORMAS EM GERAL LTDAMagé (RJ)
- S C DE FREITAS BATISTA CONSTRUCOES LTDAMagé (RJ)
- EMPREITEIRA JACQUET LTDAMagé (RJ)
- NJ REFORMAS LTDA.Magé (RJ)
- SERVICOS DE OBRAS CIVIS E SERRALHERIA LIMA LTDAMagé (RJ)
- MAR ESTRUTURA LTDAMagé (RJ)
- CTY COMERCIO E SOLUCOES LTDAMagé (RJ)
- M.K. CONSTRUTORA LTDAMagé (RJ)
- NAP CONSTRUTORA LTDAMagé (RJ)
- DIR REFORMAS E CONSTRUCOES LTDAMagé (RJ)
- CONSTRUTORA DE OBRAS GOUVEIA LTDAMagé (RJ)
- JS VIEIRA CONSTRUCOES LTDAMagé (RJ)
- BRG CONSTRUCOES E REFORMAS LTDAMagé (RJ)
- PH2 CONSTRUCOES E REFORMAS LTDAMagé (RJ)
- EP DOS SANTOS CONSTRUCOES E REFORMAS LTDAMagé (RJ)
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
- Magé (RJ)4.2
- Rio de Janeiro2.2
- Brazil2.3
In Magé (RJ), the activity weighs 1.8 times what it does 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 29.4% 14,650
- 2 Nova Iguaçu 5.0% 2,505
- 3 São Gonçalo 4.9% 2,455
- 4 Duque de Caxias 4.8% 2,413
- 5 Petrópolis 3.8% 1,867
- 6 Maricá 3.5% 1,761
- 7 Belford Roxo 2.7% 1,348
- 8 Teresópolis 2.5% 1,223
- 9 Niterói 2.2% 1,113
- 10 Campos dos Goytacazes 2.2% 1,082
20 more cities
- 11 Cabo Frio 1,036
- 12 Magé 1,019
- 13 Nova Friburgo 994
- 14 São João de Meriti 879
- 15 Itaboraí 814
- 16 Angra dos Reis 686
- 17 Macaé 626
- 18 Rio das Ostras 559
- 19 Volta Redonda 554
- 20 Araruama 549
- 21 Queimados 531
- 22 Resende 523
- 23 Saquarema 513
- 24 Barra Mansa 512
- 25 São Pedro da Aldeia 452
- 26 Itaguaí 412
- 27 Japeri 364
- 28 Mesquita 351
- 29 Itaperuna 344
- 30 Três Rios 317
Class 4399-1 in Magé (RJ)
serviços especializados para construção não especificados anteriormente, by subclass| Subclass | Active |
|---|---|
| 4399-1/01 Administração de obras | 5 |
| 4399-1/02 Montagem e desmontagem de andaimes e outras estruturas temporárias | 5 |
| 4399-1/03 Obras de alvenaria · this one | 1,019 |
| 4399-1/04 Serviços de operação e fornecimento de equipamentos para transporte e elevação de cargas e pessoas para uso em obras | 0 |
| 4399-1/05 Perfuração e construção de poços de água | 2 |
| 4399-1/99 Serviços especializados para construção não especificados anteriormente | 17 |
Close to this: 4330-4/99 · Outras obras de acabamento da construção, 73 companies in Magé (RJ).
What activity 4399-1/03 is
- As obras de alvenaria
Frequently asked questions
How many companies have main CNAE 4399-1/03 in Magé (RJ)?
1,019 active companies have CNAE 4399-1/03 as their main activity in Magé (RJ), according to the Receita Federal's October 2026 publication. That is 4.2 of every 100 companies there, against 2.3 in Brazil.
Which of Rio de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 14,650, 29.4% 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 Magé (RJ).