CNAE 4221-9/04 · Curitiba (PR)
Construção de estações e redes de telecomunicações in Curitiba (PR)
39 active companies are headquartered in Curitiba (PR) with this CNAE as their main activity. They represent 3.0% 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 Curitiba (PR)
- 39
- 3.0% of Brazil's
- Of every 100 companies in Curitiba (PR)
- 0.0
- do this activity
- Among Paraná's cities
- 1st
- by companies in this activity
Active companies in Curitiba (PR)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 2- TELEINFRA SERV EM TELEINF E INFRA-ESTRUTURA LTDACuritiba (PR)
- CELL PARTNER - ENGENHARIA, CONSTRUCAO E SERVICOS LTDA.Curitiba (PR)
- PLANETA LUZ - TELECOMUNICACOES LTDACuritiba (PR)
- T. Z. CONECTIVIDADE LTDACuritiba (PR)
- CBS INFRAESTRUTURA E COMERCIO LTDACuritiba (PR)
- MORAIS CONSTRUCOES DE REDES E LOCACOES DE MAQUINAS LTDACuritiba (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)
- INFRASITE ENGENHARIA DE TELECOMUNICOES LTDACuritiba (PR)
- PRO QUALITY FIBER TELECOMUNICACOES LTDACuritiba (PR)
- SCALAR ENGENHARIA LTDACuritiba (PR)
- DCE TELECOMUNICACOES LTDACuritiba (PR)
- TGA TELECOM LTDACuritiba (PR)
- TGA CURITIBA TELECOMUNICACOES LTDACuritiba (PR)
- QUALITY REPRESENTACAO COMERCIAL LTDACuritiba (PR)
- JUSTEC LTDACuritiba (PR)
- FOX FIBER TELECOMUNICACOES LTDACuritiba (PR)
- EVALDOIR BASTOS RANGEL R1 TELECOM LTDACuritiba (PR)
- OLIVEIRA MEGA WATTS LTDACuritiba (PR)
- INTERLIGA TELECOM LTDACuritiba (PR)
- JBH TELECOMUNICACAO LTDACuritiba (PR)
- METTANEX SISTEMAS LTDACuritiba (PR)
- SULTEL TELECOM TELECOMUNICACOES LTDACuritiba (PR)
- TENX SERVICOS DE TECNOLOGIA LTDACuritiba (PR)
- P S TELECOM LTDACuritiba (PR)
- TELECOMUNICACOES ANDRADE LTDACuritiba (PR)
- MBK SERVICOS DE TELECOMUNICACOES LTDACuritiba (PR)
- FIBRASIL FIBRA OPTICA BRASIL LTDACuritiba (PR)
List limited to 39 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
- Curitiba (PR)0.0
- Paraná0.0
- Brazil0.0
In Curitiba (PR), the activity weighs 1.7 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 Curitiba (PR)
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 | 15 |
| 4221-9/02 Construção de estações e redes de distribuição de energia elétrica | 55 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 22 |
| 4221-9/04 Construção de estações e redes de telecomunicações · this one | 39 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações | 46 |
Close to this: 6190-6/99 · Outras atividades de telecomunicações não especificadas anteriormente, 653 companies in Curitiba (PR).
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 Curitiba (PR)?
39 active companies have CNAE 4221-9/04 as their main activity in Curitiba (PR), 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 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 Curitiba (PR).