CNAE 4321-5/00 · Rio Grande (RS)
Instalação e manutenção elétrica in Rio Grande (RS)
291 active companies are headquartered in Rio Grande (RS) with this CNAE as their main activity. They represent less than 0.1% 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 · Rio Grande do Sul 25,010
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 Rio Grande (RS)
- 291
- less than 0.1% of Brazil's
- Of every 100 companies in Rio Grande (RS)
- 1.3
- do this activity
- Among Rio Grande do Sul's cities
- 18th
- by companies in this activity
Active companies in Rio Grande (RS)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10- CRIZEL ENGENHARIA ELETRICA LTDARio Grande (RS)
- RODRIGO S. SIMOES - SISTEMAS FOTOVOLTAICOS LTDARio Grande (RS)
- ENGEVIX SISTEMAS LTDARio Grande (RS)
- ELETRO RIENCO CONSTRUCOES ELETRICAS LTDARio Grande (RS)
- CRIZEL ELETROMECANICA LTDARio Grande (RS)
- CORDEIRO JUMPER ELETROMECANICA LTDARio Grande (RS)
- EXAWATT SOLUCOES EM ELETRICIDADE LTDARio Grande (RS)
- MAXPOWER ENERGIAS RENOVAVEIS LTDARio Grande (RS)
- SOLLTECH INSTALACAO E MANUTENCAO ELETRICA LTDARio Grande (RS)
- VERSATTE AUTOMACAO LTDARio Grande (RS)
- XYPP ENERGIA VERDE LTDARio Grande (RS)
- L3M MANUTENCAO E COMERCIO LTDARio Grande (RS)
- VINICIUS DE ALMEIDA FERREIRA LTDARio Grande (RS)
- VBA MANUTENCAO LTDARio Grande (RS)
- ELETRORIG SOLUCOES ELETRICAS LTDARio Grande (RS)
- ELETROAR INSTALACOES LTDARio Grande (RS)
- Z3 SOLUCOES E CIA LTDARio Grande (RS)
- MARCO ANTONIO DA COSTA TUSZYNSKI & CIA LTDARio Grande (RS)
- JC INSTALACOES LTDARio Grande (RS)
- C.J.R. INSTALACOES ELETRICAS E ALARMES LTDARio Grande (RS)
- PERIMETRO - SERVICOS DE MANUTENCAO PREDIAL E SEGURANCA MONITORADA LTDA.Rio Grande (RS)
- SILVA FEU - SERVICOS E COMERCIO LTDA.Rio Grande (RS)
- DULCE H. P. CAUMO & SADI L. CAUMO LTDARio Grande (RS)
- KATLEEN PARULLA ROCHA LTDARio Grande (RS)
- AMANDA DA S. SOARES & SOLANGE C. S. PINHEIRO LTDARio Grande (RS)
- CASATEC SOLUCOES TECNOLOGICA LTDARio Grande (RS)
- CASA TEC SOLUCOES TECNOLOGICA LTDARio Grande (RS)
- HENZ COMUNICACAO BRASIL LTDARio Grande (RS)
- ABRAO & DUARTE LTDARio Grande (RS)
- ANTONIO MARCOS LEAL LESSA LTDARio Grande (RS)
List limited to 291 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
- Rio Grande (RS)1.3
- Rio Grande do Sul1.5
- Brazil1.2
In Rio Grande (RS), the activity weighs what it does in Brazil.
Rio Grande do Sul's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Porto Alegre 11.8% 2,954
- 2 Caxias do Sul 5.1% 1,276
- 3 Canoas 3.6% 893
- 4 Pelotas 3.1% 774
- 5 Gravataí 2.8% 701
- 6 Novo Hamburgo 2.7% 673
- 7 São Leopoldo 2.5% 630
- 8 Passo Fundo 2.4% 589
- 9 Santa Maria 2.3% 586
- 10 Viamão 2.2% 542
20 more cities
- 11 Alvorada 434
- 12 Santa Cruz do Sul 410
- 13 Bento Gonçalves 400
- 14 Erechim 362
- 15 Sapucaia do Sul 347
- 16 Lajeado 342
- 17 Cachoeirinha 323
- 18 Rio Grande 291
- 19 Capão da Canoa 266
- 20 Ijuí 255
- 21 Santa Rosa 224
- 22 Sapiranga 219
- 23 Campo Bom 213
- 24 Farroupilha 210
- 25 Canela 200
- 26 Santo Ângelo 196
- 27 Guaíba 195
- 28 Bagé 185
- 29 Esteio 180
- 30 Montenegro 176
Class 4321-5 in Rio Grande (RS)
instalações elétricas, by subclassClose to this: 4322-3/01 · Instalações hidráulicas, sanitárias e de gás, 28 companies in Rio Grande (RS).
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
Frequently asked questions
How many companies have main CNAE 4321-5/00 in Rio Grande (RS)?
291 active companies have CNAE 4321-5/00 as their main activity in Rio Grande (RS), according to the Receita Federal's October 2026 publication. That is 1.3 of every 100 companies there, against 1.2 in Brazil.
Which of Rio Grande do Sul's cities has the most companies in this activity?
Porto Alegre, with 2,954, 11.8% 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 Rio Grande (RS).