CNAE 4221-9/04 · Pernambuco
Construção de estações e redes de telecomunicações in Pernambuco
21 active companies are headquartered in Pernambuco with this CNAE as their main activity. They represent 1.6% 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 Pernambuco
- 21
- 1.6% of Brazil's
- Of every 100 companies in Pernambuco
- 0.0
- do this activity
- Among Brazil's federative units
- 14th
- by companies in this activity
Active companies in Pernambuco
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- RENOVA ENERGIA E TELECOMUNICACOES LTDARecife (PE)
- DISCORE CONSTRUCOES DE REDES TELECOM LTDALagoa Grande (PE)
- NORDESTE INSTALACOES SERVICOS E AGRONEGOCIOS LTDARecife (PE)
- ELETROFONE LTDAOlinda (PE)
- EVO SOLUCOES E TECNOLOGIA LTDACaruaru (PE)
- MP SERVICOS EM ENGENHARIA LTDAOlinda (PE)
- ESTRUTURA TECH LTDARecife (PE)
- SMJ-CONSTRUCAO DE ESTACOES E REDES DE TELECOMUNICACOES LTDARecife (PE)
- TS INSTALACOES E SERVICOS EM TELECOMUNICACOES LTDARecife (PE)
- SCALAR TELECOMUNICACOES PE LTDARecife (PE)
- FIBER SOLUCOES LTDARecife (PE)
- E L DOS SANTOS LTDARecife (PE)
- NETPLAY TELECOM LTDARecife (PE)
- MC DIGITAL CONECTAR SERVICOS LTDARecife (PE)
- DMAIS SERVICOS DE TELECOMUNICACOES LTDASairé (PE)
- JEN TELECON LTDARecife (PE)
- TOPSERVICES LTDAIgarassu (PE)
- NEW SERVICE FIBER LTDASão Lourenço da Mata (PE)
- M R P BARROS TELECOMUNICACOESRecife (PE)
- LEONARDO VINICIO COSTA DA SILVA MANUTENCAO DE REDES DE TELECOMUNICACAOJaboatão dos Guararapes (PE)
- RAULITO BATISTA DO NASCIMENTO NETORecife (PE)
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
- Pernambuco0.0
- Brazil0.0
In Pernambuco, the activity weighs less than in Brazil.
Pernambuco's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Recife 61.9% 13
- 2 Olinda 9.5% 2
- 3 Lagoa Grande 4.8% 1
- 4 Caruaru 4.8% 1
- 5 Igarassu 4.8% 1
- 6 Jaboatão dos Guararapes 4.8% 1
- 7 Sairé 4.8% 1
- 8 São Lourenço da Mata 4.8% 1
Class 4221-9 in Pernambuco
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 | 8 |
| 4221-9/02 Construção de estações e redes de distribuição de energia elétrica | 45 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 33 |
| 4221-9/04 Construção de estações e redes de telecomunicações · this one | 21 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações | 27 |
Close to this: 6190-6/99 · Outras atividades de telecomunicações não especificadas anteriormente, 1,323 companies in Pernambuco.
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 Pernambuco?
21 active companies have CNAE 4221-9/04 as their main activity in Pernambuco, 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 Pernambuco's cities has the most companies in this activity?
Recife, with 13, 61.9% 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 Pernambuco.