CNAE 4321-5/00 · Acre

Electrical installation and maintenance in Acre

564 active companies are headquartered in Acre with this CNAE as their main activity. They represent 0.2% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 328,370

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 Acre: 564; 0.2% of Brazil's
Of every 100 companies in Acre: 1.1; do this activity
Among Brazil's federative units: 26th; by companies in this activity

Active companies in Acre

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 2 of 10

BRANDAO & SILVA LTDARio Branco (AC)
A L S RODRIGUES LTDARio Branco (AC)
ELECTRA CONSTRUCOES & COMERCIO LTDARio Branco (AC)
G. ROCHA DA SILVA RIBEIRO LTDARio Branco (AC)
A. A. AMARAL FILHO LTDARio Branco (AC)
HOLSEN PROJETOS & SERVICOS LTDARio Branco (AC)
RAUBER SOLAR LTDASenador Guiomard (AC)
EDIFICARE ENERGIA SOLAR E SERVICOS ELETRICOS LTDARio Branco (AC)
LM SOLUCOES LTDARio Branco (AC)
CONSTRUTORA E ELETRICA AMORIM LTDARio Branco (AC)
CLINICA MEDLIMA LTDARio Branco (AC)
CONTROLES ELETROTECNICA LTDARio Branco (AC)
RS INSTALACOES ELETRICAS LTDARio Branco (AC)
HORIZONTE SERVICOS E COMERCIO DE PRODUTOS DE HIGIENE E LIMPEZA LTDARio Branco (AC)
S. QUEIROZ DA SILVA LTDAMarechal Thaumaturgo (AC)
KKS SOLUCOES INTEGRADAS LTDARio Branco (AC)
B & W COMERCIO E SERVICOS LTDAEpitaciolândia (AC)
STEEL LTDASena Madureira (AC)
R2S SOLUCOES INTEGRADAS LTDARio Branco (AC)
APOLINARIO INSTALACAO E MANUTENCAO ELETRICA LTDASena Madureira (AC)
A. F. DOS SANTOS LTDARio Branco (AC)
FAZ TUDO SERVICE COMERCIO E SERVICOS LTDARio Branco (AC)
HOLSEN SERVICOS LTDARio Branco (AC)
SAFE SEGURANCA ELETRONICA LTDACruzeiro do Sul (AC)
JP BOBINAGEM LTDARio Branco (AC)
I.L.COSTA CAMPELO LTDASena Madureira (AC)
J R A CONCEICAO CONSTRUCOES E SERVICOS ELETRICOS LTDARio Branco (AC)
S. CAVALCANTE DE SOUZA LTDARio Branco (AC)
J. R. M. PEREIRA LTDARio Branco (AC)
INVIOLAVEL CRUZEIRO DO SUL VIGILANCIA ELETRONICA LTDACruzeiro do Sul (AC)

List limited to 300 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

Acre1.1
Brazil1.2

In Acre, the activity weighs what it does in Brazil.

Acre's cities with the most companies in this activity

active companies and each city's share of the state

1 Rio Branco 72.0% 406
2 Cruzeiro do Sul 9.4% 53
3 Brasiléia 3.2% 18
4 Senador Guiomard 2.1% 12
5 Sena Madureira 2.0% 11
6 Tarauacá 1.6% 9
7 Epitaciolândia 1.4% 8
8 Feijó 1.1% 6
9 Porto Acre 1.1% 6
10 Acrelândia 0.9% 5

10 more cities

Class 4321-5 in Acre

instalações elétricas, by subclass

Close to this: 8020-0/01 · Monitoring of electronic security systems, 38 companies in Acre.

What activity 4321-5/00 is

A instalação, alteração, manutenção e reparo em todos os tipos de construções de: #- sistemas de eletricidade (cabos de qualquer tensão, fiação, materiais elétricos, etc.) #- cabos para instalações telefônicas e de comunicações #- cabos para redes de informática e televisão a cabo, inclusive por fibra óptica #- antenas coletivas e parabólicas #- pára-raios #- sistemas de iluminação #- sistemas de alarme contra incêndio #- sistemas de alarme contra roubo #- sistemas de controle eletrônico e automação predial
A instalação de equipamentos elétricos para aquecimento

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4321-5/00 in Acre?

564 active companies have CNAE 4321-5/00 as their main activity in Acre, according to the Receita Federal's October 2026 publication. That is 1.1 of every 100 companies there, against 1.2 in Brazil.

Which of Acre's cities has the most companies in this activity?

Rio Branco, with 406, 72.0% 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 Acre.