CNAE 4321-5/00 · Picos (PI)

Instalação e manutenção elétrica in Picos (PI)

68 active companies are headquartered in Picos (PI) with this CNAE as their main activity. They represent less than 0.1% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 328,370 · Piauí 2,237

What this list shows

We count each active company once, by its head office in the city 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 Picos (PI): 68; less than 0.1% of Brazil's
Of every 100 companies in Picos (PI): 0.9; do this activity
Among Piauí's cities: 4th; by companies in this activity

Active companies in Picos (PI)

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 3

MS ENGENHARIA ELETRICA LTDAPicos (PI)
MAIS SOL ENGENHARIA LTDAPicos (PI)
SOUSA E MENEZES SOLUCOES LTDAPicos (PI)
M L EMPREENDIMENTOS LTDAPicos (PI)
W A DE S LIMA LTDAPicos (PI)
JUAN CARLOS LIMA LTDAPicos (PI)
JESSIANE DOS SANTOS CARVALHO LTDAPicos (PI)
PROSERV - SOLUCOES TECNICAS, CURSOS E SEGURANCA NO TRABALHO LTDAPicos (PI)
W A DE MOURA LTDAPicos (PI)
ONVOLT SOLUCOES ELETRICAS LTDAPicos (PI)
GILDO SILVA DE LIMA LTDAPicos (PI)
PRISMA TELECOM LTDAPicos (PI)
CAMILLA MICHELLE DA SILVA LTDAPicos (PI)
R V M TEIXEIRA LTDAPicos (PI)
EUROPA MANUTECAO E INSTALACAO ELETRICA E ENGENHARIA LTDAPicos (PI)
AFS SOLAR LTDAPicos (PI)
ELETRIZAR SOLUCOES LTDAPicos (PI)
ICEL - INSTALACOES ELETRICAS LTDAPicos (PI)
JOAO RICARDO DE SANTANA PARANAGUA E LAGOPicos (PI)
MARCOS GONCALVES DE CARVALHO MOURAPicos (PI)
GERALDINO UMBELINO EDUARDO FILHOPicos (PI)
FRANCISCO MOREIRA MIRANDAPicos (PI)
FRANCISCO RODRIGUES MENDES FILHOPicos (PI)
ANIELSON DE CARVALHO SILVAPicos (PI)
ANTONIO JOSE DOS SANTOSPicos (PI)
ROBSON DE CARVALHO CHAGASPicos (PI)
WALTERDES RODRIGUES DA SILVAPicos (PI)
WELLINGTON SILVA ARAUJOPicos (PI)
ALDENIR LEONIDES DA ROCHA CARVALHOPicos (PI)
JUSCELINO DOS REISPicos (PI)

List limited to 68 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

Picos (PI)0.9
Piauí1.0
Brazil1.2

In Picos (PI), 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 49.3% 1,103
2 Parnaíba 6.8% 153
3 Floriano 3.6% 80
4 Picos 3.0% 68
5 Altos 1.8% 41
6 Campo Maior 1.7% 38
7 Piripiri 1.5% 34
8 José de Freitas 1.4% 31
9 Oeiras 1.3% 28
10 Bom Jesus 1.2% 27

20 more cities

Class 4321-5 in Picos (PI)

instalações elétricas, by subclass

Close to this: 4221-9/02 · Construção de estações e redes de distribuição de energia elétrica, 14 companies in Picos (PI).

What activity 4321-5/00 is

A instalação, alteração, manutenção e reparo em todos os tipos de construções de: #- sistemas de eletricidade (cabos de qualquer tensão, fiação, materiais elétricos, etc.) #- cabos para instalações telefônicas e de comunicações #- cabos para redes de informática e televisão a cabo, inclusive por fibra óptica #- antenas coletivas e parabólicas #- pára-raios #- sistemas de iluminação #- sistemas de alarme contra incêndio #- sistemas de alarme contra roubo #- sistemas de controle eletrônico e automação predial
A instalação de equipamentos elétricos para aquecimento

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4321-5/00 in Picos (PI)?

68 active companies have CNAE 4321-5/00 as their main activity in Picos (PI), according to the Receita Federal's October 2026 publication. That is 0.9 of every 100 companies there, against 1.2 in Brazil.

Which of Piauí's cities has the most companies in this activity?

Teresina, with 1,103, 49.3% of the state's companies in this activity.

Why can this total differ from the companies operating in the city?

This scope counts active companies by their head office and registered main activity. A company may operate in the city 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 Picos (PI).