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CNAE 4322-3/02 · Alagoas

Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração in Alagoas

1,122 active companies are headquartered in Alagoas with this CNAE as their main activity. They represent 1.0% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 109,877

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 Alagoas
1,122
1.0% of Brazil's
Of every 100 companies in Alagoas
0.5
do this activity
Among Brazil's federative units
23rd
by companies in this activity

Active companies in Alagoas

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. Alagoas0.5
  2. Brazil0.4

In Alagoas, the activity weighs 1.2 times what it does in Brazil.

Alagoas's cities with the most companies in this activity

active companies and each city's share of the state

  1. 1 Maceió 58.6% 657
  2. 2 Arapiraca 9.1% 102
  3. 3 Marechal Deodoro 3.0% 34
  4. 4 Rio Largo 2.1% 24
  5. 5 Palmeira dos Índios 1.8% 20
  6. 6 Delmiro Gouveia 1.5% 17
  7. 7 União dos Palmares 1.5% 17
  8. 8 São Miguel dos Campos 1.4% 16
  9. 9 Coruripe 1.2% 14
  10. 10 Pilar 1.2% 13
20 more cities
  1. 11 Satuba 12
  2. 12 Penedo 11
  3. 13 São Luís do Quitunde 11
  4. 14 Pão de Açúcar 9
  5. 15 Teotônio Vilela 7
  6. 16 Maragogi 7
  7. 17 Piranhas 7
  8. 18 Santana do Ipanema 7
  9. 19 São Miguel dos Milagres 6
  10. 20 São Sebastião 6
  11. 21 Paripueira 5
  12. 22 Limoeiro de Anadia 5
  13. 23 Boca da Mata 4
  14. 24 Junqueiro 4
  15. 25 Porto Calvo 4
  16. 26 Barra de Santo Antônio 3
  17. 27 Barra de São Miguel 3
  18. 28 Batalha 3
  19. 29 Cajueiro 3
  20. 30 Capela 3

Class 4322-3 in Alagoas

instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass
SubclassActive
4322-3/01 Instalações hidráulicas, sanitárias e de gás206
4322-3/02 Instalação e manutenção de sistemas centrais de ar condicionado, de ventilação e refrigeração · this one1,122
4322-3/03 Instalações de sistema de prevenção contra incêndio53

What activity 4322-3/02 is

  • A instalação, alteração, manutenção e reparo em todos os tipos de construções de:
  • Sistemas de refrigeração central, quando não realizados pela unidade fabricante
  • Sistemas de ventilação mecânica controlada, inclusive exaustores

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4322-3/02 in Alagoas?

1,122 active companies have CNAE 4322-3/02 as their main activity in Alagoas, according to the Receita Federal's October 2026 publication. That is 0.5 of every 100 companies there, against 0.4 in Brazil.

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

Maceió, with 657, 58.6% 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 Alagoas.