CNAE 4221-9/02 · Piauí
Construção de estações e redes de distribuição de energia elétrica in Piauí
73 active companies are headquartered in Piauí with this CNAE as their main activity. They represent 3.1% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 2,355
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
- 73
- 3.1% of Brazil's
- Of every 100 companies in Piauí
- 0.0
- do this activity
- Among Brazil's federative units
- 13th
- 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 1 of 3- SPIC SOCIEDADE DE PROJETOS INSTALACOES E COMERCIO LTDATeresina (PI)
- POTENCIAL ENGENHARIA E SERVICOS LTDATeresina (PI)
- PREMOLDADOS TERESINA LTDATeresina (PI)
- JOSENILDO SEVERINO DA SILVA LTDAPicos (PI)
- INSEL- CONSULTORIA E ENGENHARIA LTDATeresina (PI)
- H GONCALVES SANTANA ENGENHARIA LTDATeresina (PI)
- PLAENGE INFRA LTDATeresina (PI)
- S & L ENGENHARIA E CONSTRUCOES LTDA.Teresina (PI)
- J G DA SILVA CONSTRUCAO LTDAUruçuí (PI)
- SEPEL-SERVICOS E PROJETOS ELETRICOS LTDATeresina (PI)
- CIDADE INTELIGENTE ANGICAL SPE LTDAAngical do Piauí (PI)
- GVE ENGENHARIA LTDATeresina (PI)
- SEPROL SERVICOS DE ENGENHARIA PROJETOS IND E COM LTDATeresina (PI)
- ZJC CONSTRUCOES LTDAParnaíba (PI)
- ELETRO VOLT ENGENHARIA LTDAFloriano (PI)
- S F CORREIA ELETRIFICACAO E DESENVOLVIMENTO SOLAR LTDAPicos (PI)
- ST COMERCIO E SERVICOS LTDATeresina (PI)
- VIANA EMPREENDIMENTOS E NEGOCIOS LTDATeresina (PI)
- PICOS ELETRIFICACOES LTDAPicos (PI)
- ESTACAO SOLAR LTDATeresina (PI)
- CAPEL - CONSTRUCOES ASSESSORIA E PROJETOS ELETRICOS LTDATeresina (PI)
- MEGA SOLAR LTDAPicos (PI)
- IPELC - INSTALACOES ELETRICAS, PROJETOS E CONSTRUCAO CIVIL LTDAPicos (PI)
- AR INSTALACOES E COMERCIO LTDATeresina (PI)
- NOSSA LUZ INSTALACOES ELETRICAS LTDATeresina (PI)
- ABNE MELO DOS SANTOS LTDATeresina (PI)
- J C MARTINS DA ROCHA CONSTRUCOES LTDATeresina (PI)
- ALBINO CANDIDO DE OLIVEIRA LTDAPicos (PI)
- INFINITY ENERGIA SOLAR LTDAPicos (PI)
- POWER MAIS ENERGIA LTDATeresina (PI)
List limited to 73 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 3.7 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 50.7% 37
- 2 Picos 19.2% 14
- 3 Bom Jesus 2.7% 2
- 4 Floriano 2.7% 2
- 5 Parnaíba 2.7% 2
- 6 Ribeiro Gonçalves 2.7% 2
- 7 São João do Piauí 2.7% 2
- 8 Uruçuí 2.7% 2
- 9 Acauã 1.4% 1
- 10 Angical do Piauí 1.4% 1
8 more cities
- 11 Canto do Buriti 1
- 12 Cristino Castro 1
- 13 Demerval Lobão 1
- 14 Esperantina 1
- 15 Paulistana 1
- 16 Piripiri 1
- 17 São Raimundo Nonato 1
- 18 Brasileira 1
Class 4221-9 in Piauí
obras para geração e distribuição de energia elétrica e para telecomunicações, by subclass| Subclass | Active |
|---|---|
| 4221-9/01 Construção de barragens e represas para geração de energia elétrica | 4 |
| 4221-9/02 Construção de estações e redes de distribuição de energia elétrica · this one | 73 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 13 |
| 4221-9/04 Construção de estações e redes de telecomunicações | 19 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações | 4 |
What activity 4221-9/02 is
- A construção de usinas, estações e subestações hidrelétricas, eólicas, nucleares, termoelétricas, etc.
- A construção de redes de transmissão e distribuição de energia elétrica, inclusive o serviço de eletrificação rural
- A construção de redes de eletrificação para ferrovias e metropolitanos
Frequently asked questions
How many companies have main CNAE 4221-9/02 in Piauí?
73 active companies have CNAE 4221-9/02 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 37, 50.7% 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.