CNAE 7112-0/00 · Niterói (RJ)
Serviços de engenharia in Niterói (RJ)
1,068 active companies are headquartered in Niterói (RJ) with this CNAE as their main activity. They represent 0.7% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 158,657 · Rio de Janeiro 11,835
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 Niterói (RJ)
- 1,068
- 0.7% of Brazil's
- Of every 100 companies in Niterói (RJ)
- 1.1
- do this activity
- Among Rio de Janeiro's cities
- 2nd
- by companies in this activity
Active companies in Niterói (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10- EULER ENGENHARIA E CONSULTORIA LTDANiterói (RJ)
- MONTACON ENGENHARIA LTDANiterói (RJ)
- SOLUCOES AMBIENTAIS AGUAS DO BRASIL LTDANiterói (RJ)
- JP PAGNANO ENGENHARIA E PROJETOS LTDA.Niterói (RJ)
- L.PHILIPPE CONSTRUCOES LTDANiterói (RJ)
- AWS ENGENHARIA, INSPECAO E CERTIFICACAO LTDANiterói (RJ)
- PREMAG SISTEMA DE CONSTRUCOES LTDANiterói (RJ)
- JML CONSULTORIA FINANCEIRA & ENGENHARIA LTDANiterói (RJ)
- MK GUIMARAES CONSTRUCOES LOCACOES E TRANSPORTES LTDANiterói (RJ)
- WALKAM CLIMATIZACAO LTDA.Niterói (RJ)
- ATNAS ENGENHARIA LTDANiterói (RJ)
- IM3 PROJETOS E SERVICOS LTDANiterói (RJ)
- WR ENGENHARIA E SOLUCOES LTDANiterói (RJ)
- AST SERVICOS SOLUCOES E TECNOLOGIAS EM MEIO AMBIENTE S ANiterói (RJ)
- PONTEC PROJETOS E MONTAGENS LTDANiterói (RJ)
- SAIDOP SOLUCOES MARITIMAS E INDUSTRIAIS LTDANiterói (RJ)
- AMBIA CONSULTORIA E ENGENHARIA AMBIENTAL LTDA.Niterói (RJ)
- SETRA SOLUCOES LTDANiterói (RJ)
- EJC ENGENHARIA DE UTILIDADES LTDANiterói (RJ)
- ENGIE BRASIL SOLUCOES INTEGRADAS LTDANiterói (RJ)
- SHAMMAH ENGENHARIA LTDANiterói (RJ)
- KF ENGENHARIA LTDANiterói (RJ)
- CNP OLIVEIRA CONSTRUTORA E PAVIMENTACAO LTDA SCP CIDADE NOVANiterói (RJ)
- DIAMOND CONSTRUCOES E SERVICOS LTDANiterói (RJ)
- RS SERVICOS DE ENGENHARIA, CONSULTORIA E ADMINISTRACAO DE BENS LTDANiterói (RJ)
- ENGEFORMA CONSTRUCOES E SERVICOS LTDANiterói (RJ)
- NANTES CONSTRUCAO E SANEAMENTO LTDANiterói (RJ)
- VINTAGE MALL EMPREENDIMENTO LTDANiterói (RJ)
- CONSISO ENGENHARIA LTDANiterói (RJ)
- K8.COM ENGENHARIA E SERVICOS LTDANiterói (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
- Niterói (RJ)1.1
- Rio de Janeiro0.5
- Brazil0.6
In Niterói (RJ), the activity weighs 1.9 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 61.1% 7,230
- 2 Niterói 9.0% 1,068
- 3 São Gonçalo 2.3% 269
- 4 Duque de Caxias 2.1% 253
- 5 Volta Redonda 2.1% 246
- 6 Petrópolis 1.9% 224
- 7 Campos dos Goytacazes 1.9% 223
- 8 Macaé 1.8% 208
- 9 Nova Iguaçu 1.4% 171
- 10 Cabo Frio 0.9% 111
20 more cities
- 11 Rio das Ostras 108
- 12 Maricá 102
- 13 Barra Mansa 89
- 14 Teresópolis 86
- 15 Angra dos Reis 85
- 16 Rio Bonito 78
- 17 Itaboraí 72
- 18 Araruama 71
- 19 Resende 71
- 20 Nova Friburgo 69
- 21 Saquarema 59
- 22 Belford Roxo 55
- 23 Barra do Piraí 43
- 24 Itaperuna 42
- 25 Miguel Pereira 38
- 26 São João de Meriti 38
- 27 Três Rios 38
- 28 Nilópolis 37
- 29 Magé 35
- 30 Mesquita 33
Class 7112-0 in Niterói (RJ)
serviços de engenharia, by subclassClose to this: 7111-1/00 · Serviços de arquitetura, 402 companies in Niterói (RJ).
What activity 7112-0/00 is
- Os serviços técnicos de engenharia, como a elaboração e gestão de projetos e os serviços de inspeção técnica nas seguintes áreas: #- engenharia civil, hidráulica e de tráfego #- engenharia elétrica, eletrônica, de minas, química, mecânica, industrial, de sistemas e de segurança, agrária, etc. #- engenharia ambiental, engenharia acústica, etc.
- A supervisão de obras, controle de materiais e serviços similares
- A supervisão de contratos de execução de obras
Frequently asked questions
How many companies have main CNAE 7112-0/00 in Niterói (RJ)?
1,068 active companies have CNAE 7112-0/00 as their main activity in Niterói (RJ), according to the Receita Federal's October 2026 publication. That is 1.1 of every 100 companies there, against 0.6 in Brazil.
Which of Rio de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 7,230, 61.1% 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 Niterói (RJ).