CNAE 4221-9/05 · Minas Gerais
Maintenance of telecommunication stations and networks in Minas Gerais
160 active companies are headquartered in Minas Gerais with this CNAE as their main activity. They represent 11.0% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 1,458
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 Minas Gerais
- 160
- 11.0% of Brazil's
- Of every 100 companies in Minas Gerais
- 0.0
- do this activity
- Among Brazil's federative units
- 2nd
- by companies in this activity
Active companies in Minas Gerais
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 3 of 6- TERATECH TELECOM SOLUCOES & TECNOLOGIA LTDABelo Horizonte (MG)
- FREITAS SOLUCOES EM SEGURANCA LTDASanta Luzia (MG)
- BG TELECON LTDASete Lagoas (MG)
- ARAUJO CONNECT TELECOM LTDANova União (MG)
- IDEAL JA TELECOM LTDABelo Horizonte (MG)
- ACEVATT INOVACOES EM TELECOMUNICACOES LTDAMachado (MG)
- ACEVATT TELECOMUNICACOES LTDAMachado (MG)
- R.CHAVES SERVICOS LTDABelo Horizonte (MG)
- IMASTEL SERVICOS EM TECNOLOGIA LTDAUberlândia (MG)
- W F S SERVICOS DE MANUTENCAO E INSTALACAO LTDAUberlândia (MG)
- CSMASTER INFO & TELECOM LTDABelo Horizonte (MG)
- CONECTA CAR E SERVICOS DE TELECOMUNICAO LTDAUberaba (MG)
- ARMV TELECOM LTDABelo Horizonte (MG)
- FLUIR TELECOM LTDAUberlândia (MG)
- INTERLIGUE TELECOMUNICACOES LTDACaratinga (MG)
- MF ENGENHARIA E TELECOM LTDAUberlândia (MG)
- VJI INSTALACAO E MANUTENCOES LTDAOuro Branco (MG)
- PRISMA TELECOMUNICACOES LTDAUberlândia (MG)
- A.C. ASSIS INSTALACOES LTDARibeirão das Neves (MG)
- TELEMOTA LTDALavras (MG)
- NEILITON MIGUEL DE FREITAS E CIA LTDAUberlândia (MG)
- TEMCOM EMPREENDIMENTOS LTDABelo Horizonte (MG)
- SOARES TELECOM LTDARibeirão das Neves (MG)
- FOX LANCAMENTOS E INSTALACOES LTDABotelhos (MG)
- DP SERVICOS DE TELECOMUNICACOES LTDAContagem (MG)
- G FORCE SERVICOS E MANUTENCAO LTDAItajubá (MG)
- VPS TELECOM LTDACarmo da Mata (MG)
- MAIA TELECOM LTDAConselheiro Pena (MG)
- J.N.R. DOS SANTOS LTDAUberlândia (MG)
- ALES TELECOMUNICACOES LTDASete Lagoas (MG)
List limited to 160 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
- Minas Gerais0.0
- Brazil0.0
In Minas Gerais, the activity weighs what it does in Brazil.
Minas Gerais's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Belo Horizonte 23.8% 38
- 2 Uberlândia 10.6% 17
- 3 Betim 3.8% 6
- 4 Contagem 3.8% 6
- 5 Juiz de Fora 3.8% 6
- 6 Itajubá 3.1% 5
- 7 Divinópolis 2.5% 4
- 8 Iturama 2.5% 4
- 9 Montes Claros 2.5% 4
- 10 Sete Lagoas 2.5% 4
20 more cities
- 11 Uberaba 3
- 12 Viçosa 3
- 13 Abaeté 2
- 14 Botelhos 2
- 15 Carmo da Mata 2
- 16 Itamarandiba 2
- 17 Machado 2
- 18 Pará de Minas 2
- 19 Ribeirão das Neves 2
- 20 Sabará 2
- 21 Santa Luzia 2
- 22 Santa Rita do Sapucaí 2
- 23 Itaú de Minas 2
- 24 São Joaquim de Bicas 1
- 25 Santana do Paraíso 1
- 26 Araxá 1
- 27 Brazópolis 1
- 28 Campanha 1
- 29 Caratinga 1
- 30 Carmo da Cachoeira 1
Class 4221-9 in Minas Gerais
obras para geração e distribuição de energia elétrica e para telecomunicações, by subclass| Subclass | Active |
|---|---|
| 4221-9/01 Construction of dams and reservoirs for electric power generation | 22 |
| 4221-9/02 Construction of electric power stations and distribution networks | 271 |
| 4221-9/03 Maintenance of electric power distribution networks | 149 |
| 4221-9/04 Construction of telecommunication stations and networks | 133 |
| 4221-9/05 Maintenance of telecommunication stations and networks · this one | 160 |
Close to this: 9512-6/00 · Repair and maintenance of communication equipment, 6,727 companies in Minas Gerais.
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 Minas Gerais?
160 active companies have CNAE 4221-9/05 as their main activity in Minas Gerais, 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 Minas Gerais's cities has the most companies in this activity?
Belo Horizonte, with 38, 23.8% 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 Minas Gerais.