CNAE 4221-9/03 · Rio de Janeiro (RJ)

Manutenção de redes de distribuição de energia elétrica in Rio de Janeiro (RJ)

32 active companies are headquartered in Rio de Janeiro (RJ) with this CNAE as their main activity. They represent 2.7% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 1,180 · Rio de Janeiro 64

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 Rio de Janeiro (RJ): 32; 2.7% of Brazil's
Of every 100 companies in Rio de Janeiro (RJ): 0.0; do this activity
Among Rio de Janeiro's cities: 1st; by companies in this activity

Active companies in Rio de Janeiro (RJ)

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 2

CYMI O&M LTDA.Rio de Janeiro (RJ)
SOLARIG BRASIL SERVICOS EM ENERGIA LTDA.Rio de Janeiro (RJ)
2P SOLUCOES TECNICAS EM REDE ELETRICA LTDARio de Janeiro (RJ)
STATE GRID SERVICOS DE ENGENHARIA S.A.Rio de Janeiro (RJ)
NEWSOLAR SERVICOS DE ENERGIA SOLAR EM TODO BRASIL LTDARio de Janeiro (RJ)
LOCADORA GODINHO INSTALACAO ELETRICA LTDA.Rio de Janeiro (RJ)
SOLARTHRON EMPREENDIMENTOS LTDARio de Janeiro (RJ)
ELETRO UNIVERSO INSTALACOES ELETRICAS LTDARio de Janeiro (RJ)
NEW GROW COMERCIO E SERVICOS DE ENGENHARIA,TELECOMUNICACOES E INFORMATICA LTDARio de Janeiro (RJ)
DAF SERVICOS DE ELETRICIDADE LTDARio de Janeiro (RJ)
ALDE SERVICOS DE ENGENHARIA LTDARio de Janeiro (RJ)
ORANGE ENERGIA SERVICOS DE ELETRICIDADE LTDARio de Janeiro (RJ)
CDA INSTALACOES E TELECOMUNICACOES LTDARio de Janeiro (RJ)
LUIZ GONZAGA DO NORDESTE LTDARio de Janeiro (RJ)
SOUSA E FRANCA ENGENHARIA DE MANUTENCAO LTDA.Rio de Janeiro (RJ)
ELETRIZ SERVICOS DE APOIO LTDARio de Janeiro (RJ)
ENGEBIG SERVICOS E OBRAS LTDARio de Janeiro (RJ)
L & M CARVALHO CONSULTORIA E ENGENHARIA DE TRANSMISSAO LTDARio de Janeiro (RJ)
HGL SERVICO E COMERCIO LTDARio de Janeiro (RJ)
CONSERP CONSTRUCAO REFORMA E PINTURA LTDARio de Janeiro (RJ)
SF ENGENHARIA DE MANUTENCAO LTDARio de Janeiro (RJ)
ACP SERVICOS DE ENGENHARIA DE MANUTENCAO, OPERACAO E INSTALACAO EM GERAL LTDARio de Janeiro (RJ)
N&T ENGENHARIA LTDARio de Janeiro (RJ)
ASSPONTEC TECNOLOGIA EM ELETRICA LTDARio de Janeiro (RJ)
CONSORCIO PROGEN MPORio de Janeiro (RJ)
CONSORCIO TORRES GERAQUIPRio de Janeiro (RJ)
CONSORCIO PROGEN E ENGELMIGRio de Janeiro (RJ)
CONSORCIO ENEL X-UNION RHAC-PANASONICRio de Janeiro (RJ)
CONSORCIO - ELLUS MANUTENCAO DE REDES ELETRICAS LTDARio de Janeiro (RJ)
RODRIGO DE ARAUJO DE CARVALHO SERVICOS DE REPARACAO E MANUTENCAORio de Janeiro (RJ)

List limited to 32 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

Rio de Janeiro (RJ)0.0
Rio de Janeiro0.0
Brazil0.0

In Rio de Janeiro (RJ), the activity weighs less than in Brazil.

Rio de Janeiro's cities with the most companies in this activity

active companies and each city's share of the state

1 Rio de Janeiro 50.0% 32
2 São Gonçalo 6.2% 4
3 Itaboraí 4.7% 3
4 Barra Mansa 3.1% 2
5 Duque de Caxias 3.1% 2
6 Niterói 3.1% 2
7 Resende 3.1% 2
8 São João de Meriti 3.1% 2
9 Saquarema 3.1% 2
10 Três Rios 3.1% 2

11 more cities

Class 4221-9 in Rio de Janeiro (RJ)

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	3
4221-9/02 Construção de estações e redes de distribuição de energia elétrica	61
4221-9/03 Manutenção de redes de distribuição de energia elétrica · this one	32
4221-9/04 Construção de estações e redes de telecomunicações	44
4221-9/05 Manutenção de estações e redes de telecomunicações	55

What activity 4221-9/03 is

A manutenção de redes de distribuição de energia elétrica, quando executada por empresa não-produtora ou distribuidora de energia elétrica

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4221-9/03 in Rio de Janeiro (RJ)?

32 active companies have CNAE 4221-9/03 as their main activity in Rio de Janeiro (RJ), 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 Rio de Janeiro's cities has the most companies in this activity?

Rio de Janeiro, with 32, 50.0% 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 Rio de Janeiro (RJ).