CNAE 4221-9/05 · Campinas (SP)
Manutenção de estações e redes de telecomunicações in Campinas (SP)
15 active companies are headquartered in Campinas (SP) with this CNAE as their main activity. They represent 1.0% 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 Campinas (SP)
- 15
- 1.0% of Brazil's
- Of every 100 companies in Campinas (SP)
- 0.0
- do this activity
- Among São Paulo's cities
- 2nd
- by companies in this activity
Active companies in Campinas (SP)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- ESTACAO ENGENHARIA DE TELECOMUNICACOES LTDA.Campinas (SP)
- WILLCOMTEL TELECOMUNICACOES LTDACampinas (SP)
- MAGTEL MANUTENCAO E COMERCIO DE EQUIPAMENTOS DE TELECOMUNICACOES LTDACampinas (SP)
- BR DISTRIBUIDORA E REPRESENTACAO LTDACampinas (SP)
- SERTE SERVICOS DE INSTALACAO E MANUTENCAO DE CABOS TELEFONICOS LTDACampinas (SP)
- ANITEL TELEFONIA E SEGURANCA LTDACampinas (SP)
- A A BUENO DOS SANTOS LTDACampinas (SP)
- SRJA TELECOMUNICACOES E MANUTENCAO LTDACampinas (SP)
- GOIOERE TELECOMUNICACOES E MANUTENCAO LTDACampinas (SP)
- LGG TELECOMUNICACOES E DESENVOLVIMENTO LTDACampinas (SP)
- RD TELECOMUNICACOES LTDACampinas (SP)
- SUNO TECNOLOGIA LTDACampinas (SP)
- GENTI CONSULTORIA EM TECNOLOGIA DA INFORMACAO LTDACampinas (SP)
- ERICH BITTENCOURT SIMOES RIBEIROCampinas (SP)
- ORISVALDO ROBERTO RAPELLICampinas (SP)
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
- Campinas (SP)0.0
- São Paulo0.0
- Brazil0.0
In Campinas (SP), the activity weighs 1.2 times what it does in Brazil.
São Paulo's cities with the most companies in this activity
active companies and each city's share of the state
- 1 São Paulo 40.3% 194
- 2 Campinas 3.1% 15
- 3 Osasco 3.1% 15
- 4 São José dos Campos 2.7% 13
- 5 Guarulhos 2.5% 12
- 6 São Bernardo do Campo 2.5% 12
- 7 Sorocaba 2.3% 11
- 8 Bauru 1.7% 8
- 9 São Caetano do Sul 1.7% 8
- 10 Ribeirão Preto 1.5% 7
20 more cities
- 11 Santo André 7
- 12 Barueri 6
- 13 Mauá 6
- 14 Cajuru 5
- 15 Itaquaquecetuba 5
- 16 Paulínia 5
- 17 Sumaré 5
- 18 Suzano 5
- 19 Hortolândia 4
- 20 Araçatuba 4
- 21 Mogi das Cruzes 4
- 22 Praia Grande 4
- 23 Santana de Parnaíba 4
- 24 Araraquara 3
- 25 Atibaia 3
- 26 Cotia 3
- 27 Ferraz de Vasconcelos 3
- 28 Itapevi 3
- 29 Jaboticabal 3
- 30 Limeira 3
Class 4221-9 in Campinas (SP)
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 | 10 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 4 |
| 4221-9/04 Construção de estações e redes de telecomunicações | 26 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações · this one | 15 |
Close to this: 9512-6/00 · Reparação e manutenção de equipamentos de comunicação, 514 companies in Campinas (SP).
What activity 4221-9/05 is
- A manutenção de estações e redes de longa e média distância de telecomunicações
Frequently asked questions
How many companies have main CNAE 4221-9/05 in Campinas (SP)?
15 active companies have CNAE 4221-9/05 as their main activity in Campinas (SP), 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 São Paulo's cities has the most companies in this activity?
São Paulo, with 194, 40.3% 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 Campinas (SP).