CNAE 3512-3/00 · Brazil
Transmissão de energia elétrica
419 active companies in the Brazilian CNPJ registry have this CNAE as their main activity. Look up companies and explore their distribution by state and city.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
What this list shows
We count each active company in the Brazilian CNPJ registry once, by its head office 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.
- Active companies
- 419
- 914th of 1,329 activities
- Opened in 12 months
- 29
- 922nd by openings
- Of every 100 companies in the country
- 0.0
- do this activity
- Openings per 100 active
- 7
- in the country: 21
Active companies in this activity
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- CPFL TRANSMISSAO S.A.Porto Alegre (RS)
- ISA ENERGIA BRASIL S.A.São Paulo (SP)
- TRANSMISSORA ALIANCA DE ENERGIA ELETRICA S/ARio de Janeiro (RJ)
- AXIA ENERGIA SUL S.A.Florianópolis (SC)
- EDP TRANSMISSAO GOIAS SAGoiânia (GO)
- RIALMA TRANSMISSORA DE ENERGIA V S.ABrasília (DF)
- SPE NOVA ERA INTEGRACAO TRANSMISSORA S.A.Rio de Janeiro (RJ)
- XINGU RIO TRANSMISSORA DE ENERGIA S.A.Rio de Janeiro (RJ)
- INTERLIGACAO ELETRICA DO MADEIRA S/ASão Paulo (SP)
- GRANDE SERTAO II TRANSMISSORA DE ENERGIA S/ARio de Janeiro (RJ)
- GRALHA AZUL TRANSMISSAO DE ENERGIA S.A.Florianópolis (SC)
- GRANDE SERTAO I TRANSMISSORA DE ENERGIA S/A.Rio de Janeiro (RJ)
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.
Where the companies are
Weight in each federative unit: of every 100 active companies, how many have this main activity
- 0.0
- 0.0
- 0.0
- 0.0
- 0.0
Federative units with the most companies
- 1 Rio de Janeiro 157
- 2 São Paulo 147
- 3 Minas Gerais 24
- 4 Santa Catarina 17
- 5 Paraná 10
- 6 Goiás 8
- 7 Distrito Federal 7
- 8 Mato Grosso 6
- 9 Maranhão 4
- 10 Bahia 3
See the 23 federative units
- 11 Mato Grosso do Sul 3
- 12 Pernambuco 3
- 13 Piauí 3
- 14 Rio Grande do Norte 3
- 15 Rio Grande do Sul 3
- 16 Acre 2
- 17 Espírito Santo 2
- 18 Pará 2
- 19 Paraíba 2
- 20 Amazonas 1
- 21 Amapá 1
- 22 Ceará 1
- 23 Tocantins 1
Cities with the most companies
active companies by head office
- 1 Rio de Janeiro (RJ) 156
- 2 São Paulo (SP) 110
- 3 Campinas (SP) 25
- 4 Cataguases (MG) 13
- 5 Florianópolis (SC) 11
- 6 Curitiba (PR) 8
- 7 Brasília (DF) 7
- 8 Belo Horizonte (MG) 4
- 9 Cuiabá (MT) 4
- 10 Goiânia (GO) 4
See the 29 cities
- 11 Pindaré-Mirim (MA) 3
- 12 Recife (PE) 3
- 13 Araçuaí (MG) 3
- 14 Lages (SC) 3
- 15 Porto Alegre (RS) 3
- 16 Cruzeiro do Sul (AC) 2
- 17 Ribeiro Gonçalves (PI) 2
- 18 Natal (RN) 2
- 19 Salvador (BA) 2
- 20 Linhares (ES) 2
- 21 Guarulhos (SP) 2
- 22 Maringá (PR) 2
- 23 Campo Grande (MS) 2
- 24 Manaus (AM) 1
- 25 Almeirim (PA) 1
- 26 Ananindeua (PA) 1
- 27 Laranjal do Jari (AP) 1
- 28 Santa Inês (MA) 1
- 29 Teresina (PI) 1
What activity 3512-3/00 is
- Section D — Eletricidade e gás
- Division — Eletricidade, gás e outras utilidades
- Group — Geração, transmissão e distribuição de energia elétrica
- Class — Transmissão de energia elétrica
What it covers
- A operação de sistemas de transmissão de energia elétrica que transportam a eletricidade recebida dos sistemas de geração para os sistemas de distribuição
What it does not cover
- A produção de energia elétrica de origem hidráulica, térmica, nuclear, eólica, solar, etc. (3511-5/00)Classified under: 3511-5/01 Geração de energia elétrica 3511-5/02 Atividades de coordenação e controle da operação da geração e transmissão de energia elétrica
- O comércio atacadista de energia elétrica (3513-1/00)Classified under: 3513-1/00 Comércio atacadista de energia elétrica
- A distribuição de energia elétrica (3514-0/00)Classified under: 3514-0/00 Distribuição de energia elétrica
- A manutenção de redes de distribuição de energia elétrica, quando executada por empresas que não operam a transmissão energia elétrica (4221-9/03)Classified under: 4221-9/03 Manutenção de redes de distribuição de energia elétrica
- Os serviços de medição de consumo de energia elétrica quando realizados sob contrato (8299-7/01)Classified under: 8299-7/01 Medição de consumo de energia elétrica, gás e água
Typical activities
- Operação de sistemas de transmissão de energia elétrica que transportam a eletricidade recebida dos sistemas de geração para os sistemas de distribuição
- Transmissão de energia elétrica
- Transporte de energia elétrica
Frequently asked questions about CNAE 3512-3/00
How many CNAE 3512-3/00 companies are there in Brazil?
419 active companies have CNAE 3512-3/00 as their main activity, according to the Receita Federal's October 2026 publication. It is 914th among the country's activities by companies.
Which federative unit has the most companies in this activity?
Rio de Janeiro, with 157. There, 0.0 of every 100 active companies have this main activity, against 0.0 in the national registry.
Does this total include branches and secondary activities?
No. Each active company is counted once, by its head office and registered main activity. A company may carry out this activity as a secondary activity and be excluded from the count. Geographic distribution uses the registered location; records without a recognized federative unit may be counted nationally without appearing in local groups.
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 in the Brazilian CNPJ registry with this as their main activity, counted once by head office. Location is taken from the registry. Where available, openings are for the last 12 months, compared with the previous 12 months.