CNAE 4221-9/05 · Minas Gerais
Manutenção de estações e redes de telecomunicações 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 1 of 6- MAGNECON TELECOMUNICACOES E EMPREENDIMENTOS LTDAItaú de Minas (MG)
- SEABRA - PRESTACAO DE SERVICOS EM TELEMARKETINGLTDAPará de Minas (MG)
- CMD TECNOLOGIA E ENGENHARIA LTDASerro (MG)
- MM4W SERVICOS DE TELECOMUNICACOES LTDATupaciguara (MG)
- VISAO TELECOMUNICACOES LTDABelo Horizonte (MG)
- MASITEL TELECOMUNICACOES LTDABelo Horizonte (MG)
- CSETE TELECOM LTDA.Abaeté (MG)
- MINAS DIGITAL SERVICOS EM TELECOM LTDAPassos (MG)
- NETLOG LTDAItaúna (MG)
- SOUZA SANTOS SERVICOS LTDAVarginha (MG)
- MINAS SUL TELECOM LTDAItajubá (MG)
- A&M SERVICOS LTDAUnaí (MG)
- MIG TELECOMUNICACOES LTDABelo Horizonte (MG)
- SA&GON TELECOMUNICACOES LTDABelo Horizonte (MG)
- ENGESET - SERVICOS DE TELECOMUNICACOES S/AUberlândia (MG)
- CSETE EMPREENDIMENTOS LTDA.Abaeté (MG)
- FIHTEL - FIBER IN HOME TELECOMUNICACOES E INFORMATICA LTDABelo Horizonte (MG)
- MMC TELECOMUNICACOES LTDAViçosa (MG)
- GENIAL ENGENHARIA EM TELECOMUNICACAO E MANUTENCAO LTDADivinópolis (MG)
- ORIENTE NET DATACENTER LTDASão João do Oriente (MG)
- STARTER TELECOM LTDABelo Horizonte (MG)
- INTERLIZGUI SOLUCOES EM TELECOMUNICACOES LTDASabará (MG)
- GM TELECOMUNICACOES LTDAViçosa (MG)
- ENGELAB INFORMATICA E SERVICOS LTDAChácara (MG)
- M&O CONSULTORIA LTDAJuiz de Fora (MG)
- MSM - TELEINFORMATICA & SERVICOS LTDABelo Horizonte (MG)
- FLEX SERVICOS DE TELECOMUNICACOES LTDACarmo da Mata (MG)
- BETEL TELECOM LTDADivinópolis (MG)
- MGN SERVICE TELECOMUNICACOES LTDAItaú de Minas (MG)
- NOCTEL TELECOM E REDES LTDABelo Horizonte (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 Construção de barragens e represas para geração de energia elétrica | 22 |
| 4221-9/02 Construção de estações e redes de distribuição de energia elétrica | 271 |
| 4221-9/03 Manutenção de redes de distribuição de energia elétrica | 149 |
| 4221-9/04 Construção de estações e redes de telecomunicações | 133 |
| 4221-9/05 Manutenção de estações e redes de telecomunicações · this one | 160 |
Close to this: 9512-6/00 · Reparação e manutenção de equipamentos de comunicação, 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.