CNAE 3312-1/02 · Rio de Janeiro (RJ)
Repair and maintenance of measuring, testing and control instruments in Rio de Janeiro (RJ)
150 active companies are headquartered in Rio de Janeiro (RJ) with this CNAE as their main activity. They represent 4.8% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 3,146 · Rio de Janeiro 280
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 de Janeiro (RJ)
- 150
- 4.8% of Brazil's
- Of every 100 companies in Rio de Janeiro (RJ)
- 0.0
- do this activity
- Among Rio de Janeiro's cities
- 1st
- by companies in this activity
Active companies in Rio de Janeiro (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 5- WCA AUTOMACAO LTDARio de Janeiro (RJ)
- MOBILOC ALUGUEL DE EQUIPAMENTOS HOSPITALARES LTDARio de Janeiro (RJ)
- TECNOTON APARELHOS MEDICOS LTDARio de Janeiro (RJ)
- GOMES MORAES SERVICOS EM METROLOGIA LTDARio de Janeiro (RJ)
- SOLOQUAL - TREINAMENTO, SERVICOS E COMERCIO DE EQUIPAMENTOS ELETRONICOS LTDARio de Janeiro (RJ)
- CASA OFFSHORE COMERCIO E SERVICOS LTDARio de Janeiro (RJ)
- VERONICA M BASTOS LTDARio de Janeiro (RJ)
- NEON COMERCIO E SERVICOS TECNICOS DE CALIBRACAO E AUTOMACAO DE INSTRUMENTOS E SISTEMAS LTDARio de Janeiro (RJ)
- AFT - AUTOMATION FUEL TECNOLOGY SOLUTIONS LTDARio de Janeiro (RJ)
- SIEBEN ZWANZIG SERVICOS DE MANUTENCAO E COMERCIO DE EQUIPAMENTOS ELETRONICOS LTDARio de Janeiro (RJ)
- NERIS SERVICOS INDUSTRIAIS LTDARio de Janeiro (RJ)
- BRASIL SERVICOS DE CONTENCAO DE VAZAMENTO DE PETROLEO LTDA.Rio de Janeiro (RJ)
- HP TECH INFORMATICA LTDARio de Janeiro (RJ)
- USE-ULTRAFLUX SERVICOS E EQUIPAMENTOS LTDARio de Janeiro (RJ)
- REPRASERVICE SERVICOS E COMERCIO LTDARio de Janeiro (RJ)
- FAITHCARE MEDICAL LTDARio de Janeiro (RJ)
- AURUM POLIMENTOS LTDARio de Janeiro (RJ)
- SULAMITA TRANSPORTES LTDARio de Janeiro (RJ)
- MEGG MEDICAL EYE GLOBAL LTDARio de Janeiro (RJ)
- PARETO INTERNACIONAL LTDARio de Janeiro (RJ)
- HYDROPULSE TECHNOLOGIES LTDARio de Janeiro (RJ)
- O NAVEGANTE MATERIAL DE NAVEGACAO LIMITADARio de Janeiro (RJ)
- HIDEO NAKAYAMA IMPORTAC EXPORTACAO COM E INDUSTRIA LTDARio de Janeiro (RJ)
- JTX SERVICOS TECNICOS E COMERCIO LTDARio de Janeiro (RJ)
- PADRAO CONSULTORIA E SERVICOS DE QUALIDADE LTDARio de Janeiro (RJ)
- PRUMO MANUTENCAO E COMERCIALIZACAO LTDARio de Janeiro (RJ)
- ZALTIS COMERCIO E SERVICOS LTDARio de Janeiro (RJ)
- SPECTRU INSTRUMENTAL CIENTIFICO LTDARio de Janeiro (RJ)
- UNIAO CONSULTORIA OFICIAL LTDARio de Janeiro (RJ)
- FX SOLUTIONS ONE LTDARio de Janeiro (RJ)
List limited to 150 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 de Janeiro (RJ)0.0
- Rio de Janeiro0.0
- Brazil0.0
In Rio de Janeiro (RJ), the activity weighs 1.3 times what it does in Brazil.
Rio de Janeiro's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Rio de Janeiro 53.6% 150
- 2 Macaé 12.5% 35
- 3 Duque de Caxias 5.0% 14
- 4 Niterói 4.6% 13
- 5 São Gonçalo 3.2% 9
- 6 Campos dos Goytacazes 2.1% 6
- 7 Volta Redonda 2.1% 6
- 8 Belford Roxo 1.4% 4
- 9 Rio das Ostras 1.4% 4
- 10 Maricá 1.4% 4
20 more cities
- 11 Barra Mansa 3
- 12 Petrópolis 3
- 13 Cabo Frio 2
- 14 Itaboraí 2
- 15 Magé 2
- 16 Miguel Pereira 2
- 17 Nova Friburgo 2
- 18 Nova Iguaçu 2
- 19 São João de Meriti 2
- 20 Seropédica 1
- 21 Mesquita 1
- 22 Guapimirim 1
- 23 Angra dos Reis 1
- 24 Barra do Piraí 1
- 25 Cachoeiras de Macacu 1
- 26 Conceição de Macabu 1
- 27 Nilópolis 1
- 28 Resende 1
- 29 Rio Bonito 1
- 30 Santo Antônio de Pádua 1
Class 3312-1 in Rio de Janeiro (RJ)
manutenção e reparação de equipamentos eletrônicos e ópticos, by subclass| Subclass | Active |
|---|---|
| 3312-1/02 Repair and maintenance of measuring, testing and control instruments · this one | 150 |
| 3312-1/03 Repair and maintenance of electromedical, electrotherapeutic and irradiation equipment | 119 |
| 3312-1/04 Repair and maintenance of optical instruments and equipment | 15 |
What activity 3312-1/02 is
- A manutenção e reparação de aparelhos e instrumentos de medida, teste e controle
- A manutenção de aparelhos e equipamentos para controle de processos industriais
Frequently asked questions
How many companies have main CNAE 3312-1/02 in Rio de Janeiro (RJ)?
150 active companies have CNAE 3312-1/02 as their main activity in Rio de Janeiro (RJ), according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.
Which of Rio de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 150, 53.6% 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 de Janeiro (RJ).