CNAE 4221-9/02 · São Luís (MA)
Construção de estações e redes de distribuição de energia elétrica in São Luís (MA)
17 active companies are headquartered in São Luís (MA) with this CNAE as their main activity. They represent 0.7% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
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 São Luís (MA)
- 17
- 0.7% of Brazil's
- Of every 100 companies in São Luís (MA)
- 0.0
- do this activity
- Among Maranhão's cities
- 1st
- by companies in this activity
Active companies in São Luís (MA)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- POSTLINE - CONSTRUCOES, INDUSTRIA, COMERCIO E PRE-MOLDADOS LTDASão Luís (MA)
- CONSTRUCAO DE SISTEMAS DE SUBESTACAO E ENGENHARIA LTDASão Luís (MA)
- STRATO CONSTRUCOES E SERVICOS LTDASão Luís (MA)
- JRS ENGENHARIA LTDASão Luís (MA)
- GWM INFRAESTRUTURA E MEIO AMBIENTE LTDASão Luís (MA)
- TECH CONSTRUCOES E SERVICOS LTDASão Luís (MA)
- BIOTEC SERVICOS DE SANEAMENTO E MEIO AMBIENTE LTDASão Luís (MA)
- M2M ENGENHARIA LTDASão Luís (MA)
- ENGESTEC - ENGENHARIA, SERVICOS TECNICOS E COMERCIO LTDASão Luís (MA)
- GERAR SOLUCOES TECNICAS LTDASão Luís (MA)
- PM ENERGY SOLAR LTDASão Luís (MA)
- MVL CONSTRUCOES E TECNOLOGIA LTDASão Luís (MA)
- G A GONCALVES JUNIOR LTDASão Luís (MA)
- MASTER CONTROL FISCALIZACAO E MANUTENCAO LTDASão Luís (MA)
- G AIRES GONCALVES JUNIOR LTDASão Luís (MA)
- G L DE OLIVEIRA - CONSTRUCOES E SERVICOSSão Luís (MA)
- W L DE S FURTADOSão Luís (MA)
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
- São Luís (MA)0.0
- Maranhão0.0
- Brazil0.0
In São Luís (MA), the activity weighs 1.8 times what it does in Brazil.
Maranhão's cities with the most companies in this activity
active companies and each city's share of the state
- 1 São Luís 35.4% 17
- 2 Imperatriz 12.5% 6
- 3 Bacabal 6.2% 3
- 4 Paço do Lumiar 4.2% 2
- 5 Presidente Dutra 4.2% 2
- 6 Rosário 4.2% 2
- 7 São João dos Patos 4.2% 2
- 8 Timon 4.2% 2
- 9 Paulino Neves 2.1% 1
- 10 Barreirinhas 2.1% 1
10 more cities
- 11 Carolina 1
- 12 Codó 1
- 13 Pedreiras 1
- 14 Pio XII 1
- 15 São José de Ribamar 1
- 16 Tuntum 1
- 17 Viana 1
- 18 Vitória do Mearim 1
- 19 Santa Inês 1
- 20 Estreito 1
Class 4221-9 in São Luís (MA)
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 | 0 |
| 4221-9/02 Construção de estações e redes de distribuição de energia elétrica · this one | 17 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 8 |
| 4221-9/04 Construção de estações e redes de telecomunicações | 16 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações | 20 |
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 São Luís (MA)?
17 active companies have CNAE 4221-9/02 as their main activity in São Luís (MA), 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 Maranhão's cities has the most companies in this activity?
São Luís, with 17, 35.4% 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 São Luís (MA).