CNAE 7112-0/00 · Ji-Paraná (RO)
Serviços de engenharia in Ji-Paraná (RO)
82 active companies are headquartered in Ji-Paraná (RO) with this CNAE as their main activity. They represent less than 0.1% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
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 Ji-Paraná (RO)
- 82
- less than 0.1% of Brazil's
- Of every 100 companies in Ji-Paraná (RO)
- 0.5
- do this activity
- Among Rondônia's cities
- 2nd
- by companies in this activity
Active companies in Ji-Paraná (RO)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 3- UNIAO DO NORTE SERVICOS LTDAJi-Paraná (RO)
- PISSINATI & JACONI ENGENHARIA E ASSESSORIA LTDAJi-Paraná (RO)
- 2 MA SERVICO DE ENGENHARIA LTDAJi-Paraná (RO)
- DELTA GESTAO & NEGOCIOS LTDAJi-Paraná (RO)
- H. M. BALBI SERVICOS E COMERCIO LTDAJi-Paraná (RO)
- SANELAB LTDAJi-Paraná (RO)
- JUNIOR M DE SOUZA LTDAJi-Paraná (RO)
- T F DE SOUZA SOARES LTDAJi-Paraná (RO)
- PHOTON POWER ENERGIA SOLAR LTDAJi-Paraná (RO)
- JIPA PROJETOS E FISCALIZACAO DE OBRAS LTDAJi-Paraná (RO)
- FENIX SERVICOS E COMERCIO LTDAJi-Paraná (RO)
- VALLEN PRESTACAO DE SERVICOS LTDAJi-Paraná (RO)
- E A DE JESUS CONSTRUCOES E SERVICOS LTDAJi-Paraná (RO)
- GRIBLER ENGENHARIA LTDAJi-Paraná (RO)
- EFFE SERVICOS DE ENGENHARIA CIVIL E CONSTRUCOES LTDAJi-Paraná (RO)
- RRS ENGENHARIA LTDAJi-Paraná (RO)
- GLOBAL CONSTRUTORA LTDAJi-Paraná (RO)
- ATMOS SERVICOS DE ENGENHARIA LTDAJi-Paraná (RO)
- NOBRE ENGENHARIA LTDAJi-Paraná (RO)
- L. L. SILVA CONSTRUCOES E SERVICOS DE ENGENHARIA CIVIL LTDAJi-Paraná (RO)
- ARGAPLAN ENGENHARIA & SOLUCOES AGROAMBIENTAIS LTDAJi-Paraná (RO)
- ALVES E SILVA SOLUCOES E SERVICOS LTDAJi-Paraná (RO)
- RIGUETTO & NASCIMENTO SERVICOS DE ENGENHARIA LTDAJi-Paraná (RO)
- AMAZON PROJETOS LTDAJi-Paraná (RO)
- CORREA E SILVA CONSTRUCOES E SERVICOS LTDAJi-Paraná (RO)
- E DA SILVA SOARES CONSTRUCAO CIVIL LTDAJi-Paraná (RO)
- WARNER ENGENHARIA ESTRUTURAL LTDAJi-Paraná (RO)
- FS ROCHA ENGENHARIA LTDAJi-Paraná (RO)
- C. G. DE LIMA BERNARDI LTDAJi-Paraná (RO)
- NKM ENGENHARIA ESTRUTURAL LTDAJi-Paraná (RO)
List limited to 82 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
- Ji-Paraná (RO)0.5
- Rondônia0.6
- Brazil0.6
In Ji-Paraná (RO), the activity weighs less than in Brazil.
Rondônia's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Porto Velho 48.3% 451
- 2 Ji-Paraná 8.8% 82
- 3 Vilhena 7.6% 71
- 4 Cacoal 7.0% 65
- 5 Ariquemes 6.0% 56
- 6 Jaru 3.4% 32
- 7 Pimenta Bueno 3.0% 28
- 8 Rolim de Moura 1.8% 17
- 9 Ouro Preto do Oeste 1.5% 14
- 10 Alta Floresta D'Oeste 1.1% 10
20 more cities
- 11 Candeias do Jamari 9
- 12 Colorado do Oeste 8
- 13 Espigão D'Oeste 8
- 14 Cerejeiras 8
- 15 Nova Brasilândia D'Oeste 8
- 16 Presidente Médici 7
- 17 São Miguel do Guaporé 6
- 18 Guajará-Mirim 5
- 19 Buritis 5
- 20 Alvorada D'Oeste 5
- 21 Vale do Anari 4
- 22 Nova Mamoré 4
- 23 Novo Horizonte do Oeste 4
- 24 Cujubim 3
- 25 Machadinho D'Oeste 3
- 26 Monte Negro 3
- 27 Mirante da Serra 3
- 28 Santa Luzia D'Oeste 2
- 29 Alto Paraíso 2
- 30 Theobroma 2
Class 7112-0 in Ji-Paraná (RO)
serviços de engenharia, by subclassClose to this: 7111-1/00 · Serviços de arquitetura, 19 companies in Ji-Paraná (RO).
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 Ji-Paraná (RO)?
82 active companies have CNAE 7112-0/00 as their main activity in Ji-Paraná (RO), according to the Receita Federal's October 2026 publication. That is 0.5 of every 100 companies there, against 0.6 in Brazil.
Which of Rondônia's cities has the most companies in this activity?
Porto Velho, with 451, 48.3% 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 Ji-Paraná (RO).