CNAE 4120-4/00 · Rondônia
Construção de edifícios in Rondônia
1,121 active companies are headquartered in Rondônia with this CNAE as their main activity. They represent 0.6% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 176,003
What this list shows
We count each active company once, by its head office in this state 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 Rondônia
- 1,121
- 0.6% of Brazil's
- Of every 100 companies in Rondônia
- 0.7
- do this activity
- Among Brazil's federative units
- 24th
- by companies in this activity
Active companies in Rondônia
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10- FREIRES & ESTENIER LTDAJi-Paraná (RO)
- BIE EMPREENDIMENTOS LTDAPorto Velho (RO)
- RAMALHO ENGENHARIA LTDACacoal (RO)
- ENGECOM ENGENHARIA COMERCIO E INDUSTRIA LTDAPorto Velho (RO)
- RILT ENGENHARIA E CONSTRUCOES LTDARolim de Moura (RO)
- GOLDEN CONSTRUCOES E INCORPORACOES LTDAOuro Preto do Oeste (RO)
- AZEVEDO CONSTRUCOES LTDAAriquemes (RO)
- M. L. CONSTRUTORA E EMPREENDEDORA LTDAAriquemes (RO)
- INVEST CONSTRUCOES E ADMINISTRACOES LTDAPorto Velho (RO)
- R.A.N.A. ENGENHARIA, CONSTRUTORA E PROJETOS LTDAAriquemes (RO)
- RONDOMAR CONSTRUTORA DE OBRAS LTDAPorto Velho (RO)
- CONSTRUTORA E INSTALADORA RONDONORTE LTDAOuro Preto do Oeste (RO)
- CONSTRUFOR CONSTRUCOES E SERVICOS LTDAPorto Velho (RO)
- RC SILVA TERRAPLENAGEM LTDACacoal (RO)
- IDM ADMINISTRADORA DE BENS LTDAAlta Floresta D'Oeste (RO)
- K.QUEIROZ INDUSTRIA,COMERCIO E EMPREENDIMENTOS IMOBILIARIOS LTDAJi-Paraná (RO)
- DE NADAI & MARINHO CONSTRUTORA LTDAGuajará-Mirim (RO)
- MAGGIORE SOCIEDADE DE PROPOSITO ESPECIFICO LTDAVilhena (RO)
- ENGEPLAN CONSTRUCOES E INCORPORACOES LTDAPorto Velho (RO)
- CONSULTEC ENGENHARIA LTDAPorto Velho (RO)
- CONSTRUTORA PARAISO LTDAJi-Paraná (RO)
- TCL-CONSTRUCOES ENGENHARIA E MONTAGENS LTDAPorto Velho (RO)
- URBANIX - CONSTRUCOES E COMERCIO LTDAPorto Velho (RO)
- 3 J INCORPORADORA E EMPREENDIMENTOS IMOBILIARIOS LTDAVilhena (RO)
- MASTER ENGENHARIA LTDAPorto Velho (RO)
- VIANA SOUZA CONSTRUCOES E SERVICOS LTDAPorto Velho (RO)
- TERRA MATERIAIS PARA CONSTRUCOES LTDAJaru (RO)
- CORREIA E LOCATELLI LTDAVilhena (RO)
- SERVAM - SERVICOS AMAZONIA LTDA FALIDOVilhena (RO)
- J. D. PRESTACAO DE SERVICOS LTDAJaru (RO)
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
- Rondônia0.7
- Brazil0.7
In Rondônia, the activity weighs what it does 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 34.1% 382
- 2 Ji-Paraná 15.4% 173
- 3 Vilhena 10.1% 113
- 4 Cacoal 7.0% 78
- 5 Rolim de Moura 6.2% 69
- 6 Ariquemes 5.5% 62
- 7 Buritis 2.0% 22
- 8 Jaru 1.9% 21
- 9 Pimenta Bueno 1.8% 20
- 10 Guajará-Mirim 1.7% 19
20 more cities
- 11 Espigão D'Oeste 17
- 12 Ouro Preto do Oeste 15
- 13 Colorado do Oeste 12
- 14 Cerejeiras 11
- 15 Urupá 10
- 16 Presidente Médici 9
- 17 Candeias do Jamari 9
- 18 Nova Brasilândia D'Oeste 8
- 19 São Miguel do Guaporé 8
- 20 São Francisco do Guaporé 7
- 21 Alta Floresta D'Oeste 7
- 22 Itapuã do Oeste 5
- 23 Chupinguaia 4
- 24 Cujubim 4
- 25 Cabixi 4
- 26 Machadinho D'Oeste 4
- 27 Novo Horizonte do Oeste 4
- 28 Santa Luzia D'Oeste 3
- 29 Monte Negro 3
- 30 Nova União 2
Class 4120-4 in Rondônia
construção de edifícios, by subclassClose to this: 4321-5/00 · Instalação e manutenção elétrica, 2,388 companies in Rondônia.
What activity 4120-4/00 is
- A construção de edifícios residenciais de qualquer tipo: #- casas e residências unifamiliares #- edifícios residenciais multifamiliares, incluindo edifícios de grande altura (arranha-céus)
- A construção de edifícios comerciais de qualquer tipo: #- consultórios e clínicas médicas #- escolas #- escritórios comerciais #- hospitais #- hotéis, motéis e outros tipos de alojamento #- lojas, galerias e centros comerciais #- restaurantes e outros estabelecimentos similares #- shopping centers
- A construção de edifícios destinados a outros usos específicos: #- armazéns e depósitos #- edifícios garagem, inclusive garagens subterrâneas #- edifícios para uso agropecuário #- estações para trens e metropolitanos #- estádios esportivos e quadras cobertas #- igrejas e outras construções para fins religiosos (templos) #- instalações para embarque e desembarque de passageiros (em aeroportos, rodoviárias, portos, etc.) #- penitenciárias e presídios #- postos de combustível
Frequently asked questions
How many companies have main CNAE 4120-4/00 in Rondônia?
1,121 active companies have CNAE 4120-4/00 as their main activity in Rondônia, according to the Receita Federal's October 2026 publication. That is 0.7 of every 100 companies there, against 0.7 in Brazil.
Which of Rondônia's cities has the most companies in this activity?
Porto Velho, with 382, 34.1% of the state's companies in this activity.
Why can this total differ from the companies operating in this state?
This scope counts active companies by their head office and registered main activity. A company may operate in this state 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 Rondônia.