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CNAE 4322-3/01 · São Paulo

Instalações hidráulicas, sanitárias e de gás in São Paulo

12,362 active companies are headquartered in São Paulo with this CNAE as their main activity. They represent 31.8% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 38,838

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 São Paulo
12,362
31.8% of Brazil's
Of every 100 companies in São Paulo
0.1
do this activity
Among Brazil's federative units
1st
by companies in this activity

Active companies in São Paulo

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10

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 much the activity weighs

of every 100 active companies, how many do this activity

  1. São Paulo0.1
  2. Brazil0.1

In São Paulo, the activity weighs what it does in Brazil.

São Paulo's cities with the most companies in this activity

active companies and each city's share of the state

  1. 1 São Paulo 30.7% 3,789
  2. 2 Ribeirão Preto 3.1% 387
  3. 3 Campinas 3.1% 384
  4. 4 Sorocaba 2.2% 267
  5. 5 São José dos Campos 2.1% 255
  6. 6 Guarulhos 2.0% 248
  7. 7 Bauru 1.6% 194
  8. 8 São José do Rio Preto 1.4% 176
  9. 9 Piracicaba 1.4% 171
  10. 10 Osasco 1.3% 166
20 more cities
  1. 11 Santo André 145
  2. 12 Guarujá 142
  3. 13 Praia Grande 137
  4. 14 Franca 128
  5. 15 São Bernardo do Campo 126
  6. 16 Carapicuíba 125
  7. 17 Mogi das Cruzes 119
  8. 18 Mauá 117
  9. 19 Itaquaquecetuba 107
  10. 20 Presidente Prudente 104
  11. 21 Sumaré 101
  12. 22 Suzano 100
  13. 23 Araraquara 99
  14. 24 Indaiatuba 99
  15. 25 São Vicente 97
  16. 26 Cotia 95
  17. 27 Hortolândia 94
  18. 28 São Carlos 90
  19. 29 Limeira 86
  20. 30 Jundiaí 83

Class 4322-3 in São Paulo

instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass
SubclassActive
4322-3/01 Instalações hidráulicas, sanitárias e de gás · this one12,362
4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração26,501
4322-3/03 Instalações de sistema de prevenção contra incêndio3,082

Close to this: 4321-5/00 · Instalação e manutenção elétrica, 93,509 companies in São Paulo.

What activity 4322-3/01 is

  • A instalação, alteração, manutenção e reparo em todos os tipos de construções de: #- sistemas de aquecimento (coletor solar, gás e óleo), exceto elétricos #- equipamentos hidráulicos e sanitários #- ligações de gás #- tubulações de vapor
  • A instalação, alteração, manutenção e reparo de rede para distribuição de gases e fluídos diversos (p. ex., oxigênio nos hospitais)

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4322-3/01 in São Paulo?

12,362 active companies have CNAE 4322-3/01 as their main activity in São Paulo, according to the Receita Federal's October 2026 publication. That is 0.1 of every 100 companies there, against 0.1 in Brazil.

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

São Paulo, with 3,789, 30.7% 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 São Paulo.