CNAE 4399-1/99 · Rondônia
Serviços especializados para construção não especificados anteriormente in Rondônia
438 active companies are headquartered in Rondônia with this CNAE as their main activity. They represent 1.2% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 35,465
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
- 438
- 1.2% of Brazil's
- Of every 100 companies in Rondônia
- 0.3
- do this activity
- Among Brazil's federative units
- 12th
- 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- J. J. CONSTRUCOES E MONTAGENS INDUSTRIAIS LTDAPorto Velho (RO)
- REALCE CALHARIA LTDACacoal (RO)
- R & M CONSULTORIA E VENDAS LTDAVilhena (RO)
- MADECON CONSTRUTORA DE OBRAS LTDAPorto Velho (RO)
- WANMIX CONCRETO LTDA.Porto Velho (RO)
- EDIFICA CONSTRUCOES E MONTAGENS INDUSTRIAIS LTDAPorto Velho (RO)
- YS MARTINS COMERCIO DE FERRO E ACO LTDAVilhena (RO)
- M F ACOS LTDAPorto Velho (RO)
- D S DE SOUSA LTDAPorto Velho (RO)
- LEANDRO - SERVICOS ESPECIALIZADOS EM CONSTRUCAO CIVIL LTDAPorto Velho (RO)
- MK AIDA & CIA LTDAAriquemes (RO)
- ELITE CONSTRUCAO CIVIL LTDAPorto Velho (RO)
- USA CALHAS ABRASIVOS E CONSTRUCOES LTDAAriquemes (RO)
- NOVA MIX CONCRETO USINADO LTDAAriquemes (RO)
- R J CALHAS LTDAAriquemes (RO)
- MULTI CALHAS LTDACacoal (RO)
- JCS INOVACAO PROJETOS LTDAJi-Paraná (RO)
- CALHAS 2 IRMAOS LTDAAlto Paraíso (RO)
- GILIO CONSTRUTORA E CONCRETAGEM LTDAJi-Paraná (RO)
- D S TRANSPORTES E CONSTRUCAO LTDAPimenta Bueno (RO)
- E C P GAMA LTDAJi-Paraná (RO)
- DE PAGANARDI LTDAVilhena (RO)
- ALESSANDRO CALHA LTDARolim de Moura (RO)
- CEMITERIO PARQUE ALTO DA PAZ LTDACacoal (RO)
- SUPER CALHAS LTDAPorto Velho (RO)
- POTENCIAL CALHAS & VIDRACARIA LTDAVilhena (RO)
- CATASHI SERVICOS DE INSTALACAO DE CALHAS LTDAPorto Velho (RO)
- CALHAS ARIQUEMES LTDAAriquemes (RO)
- J E CALHAS LTDAPimenta Bueno (RO)
- LDS COMERCIO E SERVICOS LTDAVilhena (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
- Rondônia0.3
- Brazil0.1
In Rondônia, the activity weighs 2.0 times 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 14.4% 63
- 2 Ji-Paraná 13.2% 58
- 3 Vilhena 13.2% 58
- 4 Cacoal 9.1% 40
- 5 Ariquemes 8.7% 38
- 6 Pimenta Bueno 5.5% 24
- 7 Rolim de Moura 3.9% 17
- 8 Cerejeiras 3.7% 16
- 9 Espigão D'Oeste 3.4% 15
- 10 Corumbiara 3.4% 15
20 more cities
- 11 Ouro Preto do Oeste 14
- 12 Jaru 9
- 13 Chupinguaia 7
- 14 Presidente Médici 6
- 15 Alvorada D'Oeste 6
- 16 São Miguel do Guaporé 6
- 17 Buritis 5
- 18 Colorado do Oeste 5
- 19 Alto Paraíso 4
- 20 São Francisco do Guaporé 3
- 21 Alta Floresta D'Oeste 3
- 22 Machadinho D'Oeste 3
- 23 Monte Negro 3
- 24 Alto Alegre dos Parecis 2
- 25 Vale do Anari 2
- 26 Nova Brasilândia D'Oeste 2
- 27 Urupá 2
- 28 Guajará-Mirim 1
- 29 Cujubim 1
- 30 Nova União 1
Class 4399-1 in Rondônia
serviços especializados para construção não especificados anteriormente, by subclass| Subclass | Active |
|---|---|
| 4399-1/01 Administração de obras | 52 |
| 4399-1/02 Montagem e desmontagem de andaimes e outras estruturas temporárias | 6 |
| 4399-1/03 Obras de alvenaria | 4,443 |
| 4399-1/04 Serviços de operação e fornecimento de equipamentos para transporte e elevação de cargas e pessoas para uso em obras | 19 |
| 4399-1/05 Perfuração e construção de poços de água | 91 |
| 4399-1/99 Serviços especializados para construção não especificados anteriormente · this one | 438 |
Close to this: 7732-2/01 · Aluguel de máquinas e equipamentos para construção sem operador, exceto andaimes, 281 companies in Rondônia.
What activity 4399-1/99 is
- A construção de fornos industriais
- A construção de partes de edifícios, tais como: telhados, coberturas, chaminés, lareiras, churrasqueiras, etc.
- Os serviços de limpeza de fachadas, com jateamento de areia, vapor e semelhantes
Frequently asked questions
How many companies have main CNAE 4399-1/99 in Rondônia?
438 active companies have CNAE 4399-1/99 as their main activity in Rondônia, according to the Receita Federal's October 2026 publication. That is 0.3 of every 100 companies there, against 0.1 in Brazil.
Which of Rondônia's cities has the most companies in this activity?
Porto Velho, with 63, 14.4% 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.