CNAE 7112-0/00 · Ariquemes (RO)
Serviços de engenharia in Ariquemes (RO)
56 active companies are headquartered in Ariquemes (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 Ariquemes (RO)
- 56
- less than 0.1% of Brazil's
- Of every 100 companies in Ariquemes (RO)
- 0.5
- do this activity
- Among Rondônia's cities
- 5th
- by companies in this activity
Active companies in Ariquemes (RO)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 2- V SILVA E SILVA LTDAAriquemes (RO)
- SILVERIO & SILVERIO PROJETOS E CONSTRUCOES LTDAAriquemes (RO)
- R. L. R. COSTA LTDAAriquemes (RO)
- TRIANGULO CONSTRUTORA LTDAAriquemes (RO)
- RVP - ENGENHARIA, PROJETO E ASSESSORIA LTDAAriquemes (RO)
- BC PROJETOS DE ENGENHARIA LTDAAriquemes (RO)
- EDIFICAR - ENGENHARIA E CONSTRUCAO LTDAAriquemes (RO)
- MILLENIUM MADEIRAS LTDAAriquemes (RO)
- CENTRAL ENGENHARIA, PROJETOS, OBRAS E CONSTRUCOES LTDAAriquemes (RO)
- PROJETEC LTDAAriquemes (RO)
- PIOTTO E SILVA ENGENHARIA CIVIL LTDAAriquemes (RO)
- DM ENGENHARIA E CONSULTORIA LTDAAriquemes (RO)
- FLORESTAL PLANEJAMENTO E CONSULTORIA LTDAAriquemes (RO)
- AQUAFISH PROJETOS E ENGENHARIA LTDAAriquemes (RO)
- TERRA ASSESSORIA LTDAAriquemes (RO)
- A.Z.B SOLUCOES EMPRESARIAIS E SERVICOS LTDAAriquemes (RO)
- CVC FERREIRA ENGENHARIA LTDAAriquemes (RO)
- PANTANO ENGENHARIA LTDAAriquemes (RO)
- BIOAGRAR SOLUCOES AMBIENTAIS E RURAIS LTDAAriquemes (RO)
- B R ENGENHARIA LTDAAriquemes (RO)
- MOTTA ENGENHARIA E SOLUCOES LTDAAriquemes (RO)
- EL DIAS ASSESSORIA ELETRICA LTDAAriquemes (RO)
- ASG ROSALIN PROJETOS E CONSTRUCOES LTDAAriquemes (RO)
- B F ENGENHARIA E MANUTENCAO INDUSTRIAL LTDAAriquemes (RO)
- BDIAS ENGENHARIA LTDAAriquemes (RO)
- JPSMOTORTEC ENGENHARIA MECANICA LTDAAriquemes (RO)
- NIA ENGENHARIA E CONSULTORIA LTDAAriquemes (RO)
- EMELO ENGENHARIA CONSULTORIA E PROJETOS LTDAAriquemes (RO)
- AGEU CONSTRUTORA LTDAAriquemes (RO)
- MH SOLUCOES EM ENGENHARIA LTDAAriquemes (RO)
List limited to 56 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
- Ariquemes (RO)0.5
- Rondônia0.6
- Brazil0.6
In Ariquemes (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 Ariquemes (RO)
serviços de engenharia, by subclassClose to this: 7119-7/03 · Serviços de desenho técnico relacionados à arquitetura e engenharia, 8 companies in Ariquemes (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 Ariquemes (RO)?
56 active companies have CNAE 7112-0/00 as their main activity in Ariquemes (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 Ariquemes (RO).