CNAE 4221-9/01 · Minas Gerais

Construção de barragens e represas para geração de energia elétrica in Minas Gerais

22 active companies are headquartered in Minas Gerais with this CNAE as their main activity. They represent 10.9% of Brazil's active companies with the same main activity.

Source: Receita Federal, CNPJ Open Data · October 2026 publication

The same activity in Brazil 202

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: 22; 10.9% of Brazil's
Of every 100 companies in Minas Gerais: 0.0; do this activity
Among Brazil's federative units: 4th; 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.

CONSTRUTORA QUEBEC S/ABelo Horizonte (MG)
GS SOUTO ENGENHARIA SAItaúna (MG)
JEQUITAI AGROINDUSTRIAL SPE S.A.Belo Horizonte (MG)
QUEBEC LTDABelo Horizonte (MG)
APIACAS ENGENHARIA LTDABelo Horizonte (MG)
PAREDAO DE MINAS ENERGIA S.A.Lagoa Santa (MG)
GONGOJI MONTANTE ENERGIA S.A.Lagoa Santa (MG)
SITON DO BRASIL LTDABelo Horizonte (MG)
QUEBEC MONJOLOS ENGENHARIA S.A.Belo Horizonte (MG)
QUEBEC ENGENHARIA S/ABelo Horizonte (MG)
QUEBEC ENGENHARIA E CONSTRUCOES LTDABelo Horizonte (MG)
ENEMAX ENGENHARIA E CONSTRUCAO LTDA.Belo Horizonte (MG)
SOBRADINHO OLIVEIRA E CIA LTDASão Roque de Minas (MG)
SPE PARACATU CONSTRUCOES LTDABelo Horizonte (MG)
SPE FOZ DO AREIA CONSTRUCOES LTDABelo Horizonte (MG)
CONSORCIO PERDOESPerdões (MG)
CONSORCIO CONSTRUTOR CAPIM BRANCOBelo Horizonte (MG)
UNIAO DAS EMPRESAS FORNECEDORAS DE PICADA - UNIFOPIBelo Horizonte (MG)
SELT ENERGIA LTDABelo Horizonte (MG)
CONSORCIO QUEBEC LIBEBelo Horizonte (MG)
CONSORCIO MINASLIGA/RIO NOVOContagem (MG)
CONSORCIO CONSTRUTOR BACIA 11 JOINVILLEBelo Horizonte (MG)

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 72.7% 16
2 Lagoa Santa 9.1% 2
3 Contagem 4.5% 1
4 Itaúna 4.5% 1
5 Perdões 4.5% 1
6 São Roque de Minas 4.5% 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 · this one	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	160

Close to this: 4221-9/02 · Construção de estações e redes de distribuição de energia elétrica, 271 companies in Minas Gerais.

What activity 4221-9/01 is

A construção de barragens e represas para geração de energia elétrica

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4221-9/01 in Minas Gerais?

22 active companies have CNAE 4221-9/01 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 16, 72.7% 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.