CNAE 4322-3/02 · Maranhão
Installation and maintenance of central air conditioning, ventilation and refrigeration systems in Maranhão
2,123 active companies are headquartered in Maranhão with this CNAE as their main activity. They represent 1.9% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 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 Maranhão
- 2,123
- 1.9% of Brazil's
- Of every 100 companies in Maranhão
- 0.6
- do this activity
- Among Brazil's federative units
- 16th
- by companies in this activity
Active companies in Maranhão
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 3 of 10- SERVE - AR COMERCIO E SERVICOS GERAIS LTDA.São Luís (MA)
- ODAIR REFRIGERACAO LTDAParnarama (MA)
- V M BEZERRA LTDACodó (MA)
- F. SILVA ELETROMECANICOS LTDAJenipapo dos Vieiras (MA)
- A B SOUZA LTDASão Luís (MA)
- T K COMERCIO E SERVICOS LTDASão Luís (MA)
- MAKSON J L SOARES LTDAMirinzal (MA)
- H A F EMPREENDIMENTOS LTDASão Luís (MA)
- AVELAR SERVICOS E MANUTENCAO LTDASão Luís (MA)
- S BESSA CARDOSO LTDACodó (MA)
- A S A MOVEIS E REFRIGERACAO LTDATasso Fragoso (MA)
- H F DE S PASSOS REFRIGERACAO LTDAAçailândia (MA)
- VIPS EMPREENDIMENTO LTDASão Luís (MA)
- SA REFRIGERACAO E COMERCIO LTDASão Luís (MA)
- TECNOSUL INSTALACOES E MANUTENCAO LTDAAçailândia (MA)
- E DE A SOUSA LTDABom Jardim (MA)
- G S M SILVA E CIA LTDASão Luís (MA)
- ARTFRIO COMERCIO E SERVICOS LTDASão Pedro da Água Branca (MA)
- INNOVARE COMERCIO E SERVICOS LTDASão Luís (MA)
- A C B COSTA & CIA LTDAAraioses (MA)
- MAX SERVICOS E EMPREENDIMENTOS LTDAPinheiro (MA)
- Q M DE QUEIROZ LTDASanta Luzia (MA)
- CLIMATIZEI LTDAAlto Parnaíba (MA)
- M V G BEZERRA LTDAPinheiro (MA)
- JOSE N DA SILVA LTDACodó (MA)
- A C BRITO LIRA LTDATimon (MA)
- RIBEIRO REFRIGERACAO LTDASão Luís (MA)
- J W MELO LIMA LTDADom Pedro (MA)
- O BARROS COELHO LTDAZé Doca (MA)
- T R REFRIGERACAO LTDAImperatriz (MA)
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
- Maranhão0.6
- Brazil0.4
In Maranhão, the activity weighs 1.5 times what it does in Brazil.
Maranhão's cities with the most companies in this activity
active companies and each city's share of the state
- 1 São Luís 33.3% 708
- 2 Imperatriz 10.1% 214
- 3 São José de Ribamar 6.0% 127
- 4 Timon 4.3% 92
- 5 Balsas 2.9% 61
- 6 Paço do Lumiar 2.9% 61
- 7 Açailândia 2.2% 46
- 8 Caxias 1.7% 36
- 9 Bacabal 1.6% 35
- 10 Codó 1.5% 31
20 more cities
- 11 Santa Inês 24
- 12 Barra do Corda 23
- 13 Estreito 20
- 14 Pinheiro 19
- 15 Barreirinhas 18
- 16 Itapecuru Mirim 14
- 17 Chapadinha 13
- 18 Coroatá 13
- 19 Raposa 12
- 20 Grajaú 12
- 21 Porto Franco 12
- 22 Presidente Dutra 12
- 23 Santa Luzia 12
- 24 Carolina 11
- 25 Alto Parnaíba 10
- 26 Colinas 10
- 27 Lago da Pedra 10
- 28 Tutóia 10
- 29 Buriticupu 9
- 30 Arari 9
Class 4322-3 in Maranhão
instalações hidráulicas, de sistemas de ventilação e refrigeração, by subclass| Subclass | Active |
|---|---|
| 4322-3/01 Plumbing, sanitary and gas installations | 257 |
| 4322-3/02 Installation and maintenance of central air conditioning, ventilation and refrigeration systems · this one | 2,123 |
| 4322-3/03 Installation of fire prevention systems | 146 |
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
Frequently asked questions
How many companies have main CNAE 4322-3/02 in Maranhão?
2,123 active companies have CNAE 4322-3/02 as their main activity in Maranhão, according to the Receita Federal's October 2026 publication. That is 0.6 of every 100 companies there, against 0.4 in Brazil.
Which of Maranhão's cities has the most companies in this activity?
São Luís, with 708, 33.3% 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 Maranhão.