CNAE 4322-3/03 · Piauí
Instalações de sistema de prevenção contra incêndio in Piauí
28 active companies are headquartered in Piauí with this CNAE as their main activity. They represent 0.3% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 8,539
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
- 28
- 0.3% of Brazil's
- Of every 100 companies in Piauí
- 0.0
- do this activity
- Among Brazil's federative units
- 24th
- 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.- JOSE ROBERT DA SILVA LTDATeresina (PI)
- JN SERVICOS DE ENGENHARIA LTDATeresina (PI)
- JONAS G DA SILVA LTDATeresina (PI)
- G D SERVICOS DE INSTALACOES CONTRA INCENDIO LTDAGilbués (PI)
- VERLANDIA DA CRUZ RODRIGUES FERNANDESTeresina (PI)
- M DA CONCEICAO A MAIATeresina (PI)
- V.B. DE OLIVEIRA EQUIPAMENTOS PARA SEGURANCATeresina (PI)
- MARIO SERGIO COSTA DA SILVATeresina (PI)
- L S DONATO EXTINTORESPicos (PI)
- LUCIANO LOPES DOS SANTOSTeresina (PI)
- P M N LICAR SERVICOS DE REFORMA E CONSTRUCOESTeresina (PI)
- ELIAS GOMESSimões (PI)
- DALIANE COELHO MARQUES BISPOTeresina (PI)
- JOSE RAMILDO ALVES DE OLIVEIRATeresina (PI)
- FRANCISCO DAS CHAGAS SOARES DE SOUSAAlto Longá (PI)
- JOSENIR DA CRUZ DE ARAUJOTeresina (PI)
- KELLY CRISTIANE DE SOUSA RODRIGUESTeresina (PI)
- LINDOMAR LIMA BELEMAvelino Lopes (PI)
- DANIEL DA SILVA SOUSACampo Alegre do Fidalgo (PI)
- CICERO FERREIRA MELO NETOTeresina (PI)
- LORENA GOMES FARIASTeresina (PI)
- RAIMUNDO ERENILSON SUDARIO DE CARVALHO IBIAPINATeresina (PI)
- LUCIDIO SILVA CAVALCANTETeresina (PI)
- MARCOS ANTONIO DA COSTA MENDESTeresina (PI)
- PAULO HENRIQUE DE JESUS SILVATeresina (PI)
- DENILSON ALVES CAVALCANTETeresina (PI)
- WILJEFFERSON CRAVEIRO OLIVEIRATeresina (PI)
- NAIARA EVELIN DIAS CAMPOS PEREIRATeresina (PI)
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 less than in Brazil.
Piauí's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Teresina 78.6% 22
- 2 Campo Alegre do Fidalgo 3.6% 1
- 3 Alto Longá 3.6% 1
- 4 Avelino Lopes 3.6% 1
- 5 Gilbués 3.6% 1
- 6 Picos 3.6% 1
- 7 Simões 3.6% 1
Class 4322-3 in Piauí
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Instalações hidráulicas, sanitárias e de gás | 264 |
| 4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração | 1,284 |
| 4322-3/03 Instalações de sistema de prevenção contra incêndio · this one | 28 |
Close to this: 8020-0/01 · Atividades de monitoramento de sistemas de segurança eletrônico, 127 companies in Piauí.
What activity 4322-3/03 is
- A instalação, alteração, manutenção e reparo, em todos os tipos de construções, de sistemas de prevenção contra incêndio
Frequently asked questions
How many companies have main CNAE 4322-3/03 in Piauí?
28 active companies have CNAE 4322-3/03 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 22, 78.6% 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.