CNAE 4399-1/05 · Piauí
Perfuração e construção de poços de água in Piauí
85 active companies are headquartered in Piauí with this CNAE as their main activity. They represent 1.6% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 5,395
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 Piauí
- 85
- 1.6% of Brazil's
- Of every 100 companies in Piauí
- 0.0
- do this activity
- Among Brazil's federative units
- 20th
- by companies in this activity
Active companies in Piauí
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 2 of 3- ARAUJO & MELLO LTDAPicos (PI)
- BRASIL AGUA LTDAPiripiri (PI)
- HIDROSONDA POCOS TUBULARES LTDAMonsenhor Gil (PI)
- ALIPIO EUFRASIO RODRIGUES E CIA LTDAFloriano (PI)
- ASSOCIACAO CONDOMINIO RURAL AGROUNIAO SANTA RITACurrais (PI)
- ARTESIA POCOS LTDAPicos (PI)
- ILTEMAR ISMAEL DA COSTAPaulistana (PI)
- WALCLIDES OLIVEIRA MELOCampo Maior (PI)
- ANA CLARA BATISTA DE CARVALHOÁgua Branca (PI)
- RINALDO FONSECA DA ROCHALandri Sales (PI)
- JAILTON V DOS SANTOSOeiras (PI)
- GILMAR DE ARAUJO LIMA JUNIORPicos (PI)
- FRANCISCO VANGUIBERTO ALVESDom Inocêncio (PI)
- JOUILSON FERREIRA RODRIGUESFloriano (PI)
- H C BATISTASanto Antônio de Lisboa (PI)
- C B ROCHATeresina (PI)
- AIRTON DE JESUS FIRMINOGilbués (PI)
- ELIZAUDO PEREIRA LUSTOSASanta Filomena (PI)
- LEANDRO DE ARRUDA BRITOParnaíba (PI)
- JOAO PAULO COELHO AGUIAREsperantina (PI)
- MATHEUS ROCHA SILVAMonte Alegre do Piauí (PI)
- LINDOMAR SOUZA ROCHAEsperantina (PI)
- MATEUS FERREIRA DOS SANTOSBaixa Grande do Ribeiro (PI)
- VIVIANE SOARES ALVESTeresina (PI)
- ADRIANO GOMES DOS SANTOSCorrente (PI)
- FRANCISCO VALDIR LOPES BARBOSAEsperantina (PI)
- ROBISON FERREIRA DE LIRACurimatá (PI)
- RAFAEL ROBERTO FRAZAO NOGUEIRA RODRIGUESCorrente (PI)
- ILDEFONSO GARCIA SANCHES NETOFloriano (PI)
- ALLAN SUED SOUSA LUZJaicós (PI)
List limited to 85 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
- Piauí0.0
- Brazil0.0
In Piauí, the activity weighs 1.9 times what it does in Brazil.
Piauí's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Teresina 18.8% 16
- 2 São Miguel do Tapuio 11.8% 10
- 3 Parnaíba 7.1% 6
- 4 Floriano 5.9% 5
- 5 Esperantina 4.7% 4
- 6 Picos 4.7% 4
- 7 Altos 2.4% 2
- 8 Bom Jesus 2.4% 2
- 9 Campo Maior 2.4% 2
- 10 Corrente 2.4% 2
20 more cities
- 11 Gilbués 2
- 12 Oeiras 2
- 13 Paulistana 2
- 14 União 2
- 15 Currais 1
- 16 Geminiano 1
- 17 Lagoinha do Piauí 1
- 18 Água Branca 1
- 19 Barras 1
- 20 Canto do Buriti 1
- 21 Cocal 1
- 22 Curimatá 1
- 23 Jaicós 1
- 24 Landri Sales 1
- 25 Monsenhor Gil 1
- 26 Monte Alegre do Piauí 1
- 27 Piracuruca 1
- 28 Piripiri 1
- 29 Santa Filomena 1
- 30 Santo Antônio de Lisboa 1
Class 4399-1 in Piauí
serviços especializados para construção não especificados anteriormente, by subclass| Subclass | Active |
|---|---|
| 4399-1/01 Administração de obras | 87 |
| 4399-1/02 Montagem e desmontagem de andaimes e outras estruturas temporárias | 5 |
| 4399-1/03 Obras de alvenaria | 2,137 |
| 4399-1/04 Serviços de operação e fornecimento de equipamentos para transporte e elevação de cargas e pessoas para uso em obras | 12 |
| 4399-1/05 Perfuração e construção de poços de água · this one | 85 |
| 4399-1/99 Serviços especializados para construção não especificados anteriormente | 55 |
What activity 4399-1/05 is
- A perfuração e construção de poços de água
Frequently asked questions
How many companies have main CNAE 4399-1/05 in Piauí?
85 active companies have CNAE 4399-1/05 as their main activity in Piauí, 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 Piauí's cities has the most companies in this activity?
Teresina, with 16, 18.8% 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 Piauí.