CNAE 4221-9/04 · Paraná
Construção de estações e redes de telecomunicações in Paraná
106 active companies are headquartered in Paraná with this CNAE as their main activity. They represent 8.1% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 1,316
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 Paraná
- 106
- 8.1% of Brazil's
- Of every 100 companies in Paraná
- 0.0
- do this activity
- Among Brazil's federative units
- 3rd
- by companies in this activity
Active companies in Paraná
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 4- RS TELECOM LTDAMaringá (PR)
- TELEINFRA SERV EM TELEINF E INFRA-ESTRUTURA LTDACuritiba (PR)
- MDS SERVICOS LTDAAraucária (PR)
- CTE-TECNICA DE ELETRICIDADE E TELECOMUNICACOES LTDAMaringá (PR)
- MAIS EMPRESAS TELECOMUNICACOES E SEGURANCA LTDAMaringá (PR)
- CELL PARTNER - ENGENHARIA, CONSTRUCAO E SERVICOS LTDA.Curitiba (PR)
- ESSENCIAL SERVICOS LTDACascavel (PR)
- PLANETA LUZ - TELECOMUNICACOES LTDACuritiba (PR)
- RIVABEM CONSTRUTORA LTDAColombo (PR)
- T. Z. CONECTIVIDADE LTDACuritiba (PR)
- LINE TELECOM REDES DE FIBRA OTICA LTDA.Cascavel (PR)
- ECD - COMERCIO E MANUTENCAO DE PRODUTOS DE TELEINFORMATICA LTDALondrina (PR)
- DINIZ TECNOLOGIA E SOLUCOES LTDALondrina (PR)
- INFRATEL SERVICOS LTDAPinhais (PR)
- HEAD NET TECNOLOGIA DA INFORMACAO LTDAColombo (PR)
- CBS INFRAESTRUTURA E COMERCIO LTDACuritiba (PR)
- MORAIS CONSTRUCOES DE REDES E LOCACOES DE MAQUINAS LTDACuritiba (PR)
- TECSOLO PERFURACOES LTDAColombo (PR)
- MTB ENGENHARIA LTDACuritiba (PR)
- XRESTERION ASSISTENCIA TECNICA E ASSESSORIA EM SISTEMAS E TELECOMUNICACOES LTDACuritiba (PR)
- CONNECTION TELECOM LTDACuritiba (PR)
- SEG PERFURACAO HORIZONTAL LTDACuritiba (PR)
- SETORIAL SERVICOS EM TELECOMUNICACOES LTDAColombo (PR)
- CYBER TECNOLOGIA LTDASalto do Lontra (PR)
- INFRASITE ENGENHARIA DE TELECOMUNICOES LTDACuritiba (PR)
- PRO QUALITY FIBER TELECOMUNICACOES LTDACuritiba (PR)
- NETCARE SOLUCOES EM REDES LTDA.Maringá (PR)
- SCALAR ENGENHARIA LTDACuritiba (PR)
- SMARTFIBRA TELECOMUNICACOES LTDAColombo (PR)
- A.D - PERFURACOES LTDAColombo (PR)
List limited to 106 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
- Paraná0.0
- Brazil0.0
In Paraná, the activity weighs 1.1 times what it does in Brazil.
Paraná's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Curitiba 36.8% 39
- 2 Colombo 13.2% 14
- 3 Maringá 8.5% 9
- 4 Londrina 5.7% 6
- 5 Cascavel 3.8% 4
- 6 Ibiporã 2.8% 3
- 7 Paranaguá 2.8% 3
- 8 Ponta Grossa 2.8% 3
- 9 Fazenda Rio Grande 2.8% 3
- 10 Reserva do Iguaçu 1.9% 2
17 more cities
- 11 Bom Sucesso 2
- 12 Pato Branco 2
- 13 Sarandi 2
- 14 Pinhais 1
- 15 Araucária 1
- 16 Assaí 1
- 17 Campina da Lagoa 1
- 18 Campina Grande do Sul 1
- 19 Campo Largo 1
- 20 Cianorte 1
- 21 Contenda 1
- 22 Guaíra 1
- 23 Porto Rico 1
- 24 Quatro Barras 1
- 25 Ribeirão do Pinhal 1
- 26 Salto do Lontra 1
- 27 São José dos Pinhais 1
Class 4221-9 in Paraná
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 | 26 |
| 4221-9/02 Construção de estações e redes de distribuição de energia elétrica | 210 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 112 |
| 4221-9/04 Construção de estações e redes de telecomunicações · this one | 106 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações | 105 |
Close to this: 6190-6/99 · Outras atividades de telecomunicações não especificadas anteriormente, 2,169 companies in Paraná.
What activity 4221-9/04 is
- As obras para implantação de serviços de telecomunicações: #- construção de redes de longa e média distância de telecomunicações
- A execução de projetos de instalações para estações de telefonia e centrais telefônicas
Frequently asked questions
How many companies have main CNAE 4221-9/04 in Paraná?
106 active companies have CNAE 4221-9/04 as their main activity in Paraná, 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 Paraná's cities has the most companies in this activity?
Curitiba, with 39, 36.8% 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 Paraná.