CNAE 4391-6/00 · Rio Grande do Norte

Obras de fundações in Rio Grande do Norte

20 active companies are headquartered in Rio Grande do Norte with this CNAE as their main activity. They represent 0.8% of Brazil's active companies with the same main activity.

Source: Receita Federal, CNPJ Open Data · October 2026 publication

The same activity in Brazil 2,618

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 Rio Grande do Norte: 20; 0.8% of Brazil's
Of every 100 companies in Rio Grande do Norte: 0.0; do this activity
Among Brazil's federative units: 17th; by companies in this activity

Active companies in Rio Grande do Norte

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.

ENGEO ENGENHARIA E GEOTECNIA LTDANatal (RN)
GIRASSOL CONSTRUCOES E SERVICOS LTDATriunfo Potiguar (RN)
SJA ENGENHARIA DE FUNDACOES LTDANatal (RN)
SJA2 ENGENHARIA DE FUNDACOES LTDAMacaíba (RN)
SAN MARCOS ENGENHARIA E SERVICOS TERCEIRIZADOS LTDANatal (RN)
EDIFICARE GESTAO DE EMPREENDIMENTOS LTDANatal (RN)
DELCON SERVICOS DE ENGENHARIA E CONSTRUCAO LTDANatal (RN)
LS ENGENHARIA SERVICOS E EMPREENDIMENTO LTDACampo Grande (RN)
AMS CONSTRUCOES E SERVICOS LTDANatal (RN)
SERVPOCOS SERVICOS DE PERFURACAO INSTALACAO E MANUTENCAO DE POCOS LTDABaía Formosa (RN)
META CONSTRUCOES POTIGUAR LTDAApodi (RN)
ENGEO NTL FUNDACOES E LOCACAO DE EQUIPAMENTOS LTDANatal (RN)
S & A CONSTRUCOES E SERVICOS LTDALagoa de Pedras (RN)
LML CONSTRUCOES LTDANatal (RN)
ALTO DA SERRA CONSTRUCAO E FUNDACAO LTDANatal (RN)
GEOQUALITY GEOTECNIA LTDANatal (RN)
A S ARAUJO FUNDACOES E CONSTRUCOES LTDANatal (RN)
ENGEO FUNDACOES LTDANatal (RN)
J C FUNDACOES LTDANatal (RN)
A. M. L. RIBEIRO DA SILVANatal (RN)

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

Rio Grande do Norte0.0
Brazil0.0

In Rio Grande do Norte, the activity weighs less than in Brazil.

Rio Grande do Norte's cities with the most companies in this activity

active companies and each city's share of the state

1 Natal 70.0% 14
2 Triunfo Potiguar 5.0% 1
3 Apodi 5.0% 1
4 Campo Grande 5.0% 1
5 Baía Formosa 5.0% 1
6 Lagoa de Pedras 5.0% 1
7 Macaíba 5.0% 1

Class 4391-6 in Rio Grande do Norte

obras de fundações, by subclass

Close to this: 7119-7/02 · Atividades de estudos geológicos, 107 companies in Rio Grande do Norte.

What activity 4391-6/00 is

A execução de fundações diversas para edifícios e outras obras de engenharia civil, inclusive a cravação de estacas
A execução de reforço de fundações para edifícios e outras obras de engenharia civil
O aluguel, com operador, de equipamentos para execução de fundações

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4391-6/00 in Rio Grande do Norte?

20 active companies have CNAE 4391-6/00 as their main activity in Rio Grande do Norte, according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.

Which of Rio Grande do Norte's cities has the most companies in this activity?

Natal, with 14, 70.0% 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 Rio Grande do Norte.