CNAE 3321-0/00 · São Paulo
Instalação de máquinas e equipamentos industriais in São Paulo
19,003 active companies are headquartered in São Paulo with this CNAE as their main activity. They represent 35.1% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 54,145
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
- 19,003
- 35.1% of Brazil's
- Of every 100 companies in São Paulo
- 0.2
- 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 2 of 10- CT SERVICES SOLUCOES EM AUTOMACAO LTDASão Paulo (SP)
- MATER TRANSFORMADORES LTDASão Paulo (SP)
- BIOSIS SANEAMENTO AMBIENTAL LTDA.Diadema (SP)
- MILLENIUM COMERCIO DE EQUIPAMENTOS INDUSTRIAIS LTDAPaulínia (SP)
- AMECH ASSISTENCIA MECANICA E HIDRAULICA LTDAGuarujá (SP)
- J CARLIM INSPECAO MANUTENCAO E LOCACAO DE EQUIPAMENTOS LTDARibeirão Preto (SP)
- N.S. SICCHIERI MONTAGENS INDUSTRIAIS LTDASertãozinho (SP)
- JG INSTALACOES E MANUTENCOES INDUSTRIAIS LTDACosmópolis (SP)
- ARAUJO SIMONSEN BRASIL LTDASão Paulo (SP)
- PREFER SAFETY SEGURANCA EM EQUIPAMENTOS INDUSTRIAIS LTDA.Santo André (SP)
- CAMMANN INDUSTRIA E COMERCIO LTDASão Paulo (SP)
- CALMAP EQUIPAMENTOS E MONTAGEM LTDASertãozinho (SP)
- CONSULT SYSTEMS & FACILITIES DO BRASIL LTDASantos (SP)
- GRSYS SERVICE LTDASorocaba (SP)
- SMART SAFETY ENGENHARIA E PROJETOS LTDASão Paulo (SP)
- ZIPFER MONTAGENS INDUSTRIAIS LTDASão Bento do Sapucaí (SP)
- DELTA HEA PONTES ROLANTES LTDAVinhedo (SP)
- V. S. COMERCIO DE MATERIAIS ELETRICOS LTDAFernandópolis (SP)
- FULANETO FABRICACAO DE BOMBAS PECAS E SERVICOS LTDAItapira (SP)
- PLANITEL COMERCIO E INSTALACOES ELETRICAS RIO CLARO LTDALimeira (SP)
- ZION MAQUINAS E TECNOLOGIA LTDAPederneiras (SP)
- PRIME ACIONAMENTOS E SERVICOS LTDARibeirão Preto (SP)
- MEC REEFER MANUTENCAO NAVAL INDUSTRIAL E COMERCIAL LTDASantos (SP)
- PACKLINE MAQUINAS E EQUIPAMENTOS LTDASão José dos Campos (SP)
- JM INSTALACAO E MANUTENCAO DE EQUIPAMENTOS LTDAItatiba (SP)
- RF SERVICOS DE MONTAGEM E MANUTENCAO INDUSTRIAL LTDACordeirópolis (SP)
- TECH-TRON COMPUTADORES E SISTEMAS LTDASão Paulo (SP)
- K & K TECNOLOGY - MECANICA DE PRECISAO LTDAPiracaia (SP)
- LEESTAL PECAS E SERVICOS PARA DOBRADEIRAS LTDASão Paulo (SP)
- ATTC EQUIPAMENTOS, MONTAGENS E PROJETOS INDUSTRIAIS LTDA.São Bernardo do Campo (SP)
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
- São Paulo0.2
- Brazil0.2
In São Paulo, the activity weighs 1.1 times 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 São Paulo 17.7% 3,365
- 2 Guarulhos 3.2% 601
- 3 Santo André 3.0% 575
- 4 São Bernardo do Campo 3.0% 568
- 5 Sorocaba 2.9% 559
- 6 Campinas 2.7% 516
- 7 São José dos Campos 2.4% 455
- 8 Jundiaí 2.1% 406
- 9 Limeira 2.0% 372
- 10 Mogi das Cruzes 1.7% 324
20 more cities
- 11 Osasco 323
- 12 Indaiatuba 313
- 13 Piracicaba 298
- 14 Diadema 284
- 15 Sertãozinho 278
- 16 Americana 259
- 17 Ribeirão Preto 243
- 18 Mauá 236
- 19 Jacareí 229
- 20 Santa Bárbara d'Oeste 225
- 21 Suzano 214
- 22 Sumaré 200
- 23 São Carlos 173
- 24 Hortolândia 170
- 25 Itapevi 162
- 26 Taubaté 150
- 27 Bauru 148
- 28 Cotia 142
- 29 Salto 133
- 30 São José do Rio Preto 132
What activity 3321-0/00 is
- A instalação de aparelhos e instrumentos de medida, teste e controle e de equipamentos para controle de processos industriais
- A instalação de equipamentos e instrumentos ópticos
- A instalação de aparelhos e equipamentos de irradiação, eletromédicos e eletroterapêuticos
Frequently asked questions
How many companies have main CNAE 3321-0/00 in São Paulo?
19,003 active companies have CNAE 3321-0/00 as their main activity in São Paulo, according to the Receita Federal's October 2026 publication. That is 0.2 of every 100 companies there, against 0.2 in Brazil.
Which of São Paulo's cities has the most companies in this activity?
São Paulo, with 3,365, 17.7% 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.