CNAE 4221-9/05 · Manaus (AM)
Manutenção de estações e redes de telecomunicações in Manaus (AM)
20 active companies are headquartered in Manaus (AM) with this CNAE as their main activity. They represent 1.4% 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 Manaus (AM)
- 20
- 1.4% of Brazil's
- Of every 100 companies in Manaus (AM)
- 0.0
- do this activity
- Among Amazonas's cities
- 1st
- by companies in this activity
Active companies in Manaus (AM)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- N P DE ABREU REPRESENTACOES LTDAManaus (AM)
- R. M. PINHEIRO SERVICOS DE INSTALACOES E MANUTENCAO ELETRICA E REDES DE TELECOMUNICACOES LTDAManaus (AM)
- NORTE MANUTENCOES DE ESTACOES E TELECOMUNICACOES LTDAManaus (AM)
- NEW LIFE CONSTRUCAO E TELECOMUNICACOES LTDAManaus (AM)
- G. CAVALCANTE DOS SANTOS LTDAManaus (AM)
- OUTSERV TELECOMUNICACOES LTDAManaus (AM)
- MAIA E CORREA LTDAManaus (AM)
- F. S. SOUZA TELECOMUNICACOES LTDAManaus (AM)
- R P C COMERCIO E MANUTENCAO LTDAManaus (AM)
- D D M ELETRO E TELECOMUNICACOES LTDAManaus (AM)
- JC VAZ SERVICOS DE APOIO ADMINISTRATIVO LTDAManaus (AM)
- MTS PROJETOS INSTALACAO E MANUTENCAO EM SISTEMAS DE RADIO E TELEVISAO LTDAManaus (AM)
- DDG SEGURANCA E SERVICOSINOVA SIMPLES (I.S.)Manaus (AM)
- F D DE ALMEIDA GOESManaus (AM)
- GILBERTO GUIMARAES DA SILVAManaus (AM)
- EDSON LEITE RAPOSOManaus (AM)
- A CARLOS DOS SANTOS ALBUQUERQUEManaus (AM)
- MAYCON DOUGLAS DE AGUIAR LEOCADIOManaus (AM)
- LUIZ DA SILVA LEITE NETOManaus (AM)
- SERGIO MATIAS TRAJANO CARNEIROManaus (AM)
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
- Manaus (AM)0.0
- Amazonas0.0
- Brazil0.0
In Manaus (AM), the activity weighs 1.8 times what it does in Brazil.
Amazonas's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Manaus 87.0% 20
- 2 Careiro 4.3% 1
- 3 Manacapuru 4.3% 1
- 4 Tefé 4.3% 1
Class 4221-9 in Manaus (AM)
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 | 7 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 6 |
| 4221-9/04 Construção de estações e redes de telecomunicações | 13 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações · this one | 20 |
Close to this: 9512-6/00 · Reparação e manutenção de equipamentos de comunicação, 639 companies in Manaus (AM).
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 Manaus (AM)?
20 active companies have CNAE 4221-9/05 as their main activity in Manaus (AM), 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 Amazonas's cities has the most companies in this activity?
Manaus, with 20, 87.0% 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 Manaus (AM).