CNAE 7490-1/02 · Rio de Janeiro
Escafandria e mergulho in Rio de Janeiro
324 active companies are headquartered in Rio de Janeiro with this CNAE as their main activity. They represent 24.3% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 1,336
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 Rio de Janeiro
- 324
- 24.3% of Brazil's
- Of every 100 companies in Rio de Janeiro
- 0.0
- do this activity
- Among Brazil's federative units
- 1st
- by companies in this activity
Active companies in Rio de Janeiro
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10- ALPHA DIVE SOLUCOES E SERVICOS SUBAQUATICOS EM GERAL LTDAItaguaí (RJ)
- MARINE AND NAVAL INTEGRITY SERVICES DIVING LTDAMacaé (RJ)
- RCS SUBAQUATICA TECNOLOGIA SUBMARINA LTDAAraruama (RJ)
- MARINE INTEGRITY SERVICE AND NAVAL LTDANiterói (RJ)
- MROV ENGENHARIA E SERVICOS SUBAQUATICOS OFFSHORE LTDARio das Ostras (RJ)
- OCEANSERV SERVICOS E LOCACAO DE EQUIPAMENTOS LTDARio das Ostras (RJ)
- ATIVSUB ATIVIDADES DE MERGULHO LTDANiterói (RJ)
- LUCIMAR NAVEGACAO LTDANiterói (RJ)
- LAS SEA TECH LTDACampos dos Goytacazes (RJ)
- SERVICOS MARITIMOS CONTINENTAL S.A.Macaé (RJ)
- MARINE SOLUTIONS SERVICOS SUBAQUATICOS LTDANiterói (RJ)
- MARINE AND NAVAL INTEGRITY SERVICES DIVE IN LTDANiterói (RJ)
- AQUASUB MERGULHO LTDAMaricá (RJ)
- C F J SERVICOS TECNICOS E SUBMERSOS LTDANiterói (RJ)
- ENGPRON MANUTENCAO INDUSTRIAL LTDARio de Janeiro (RJ)
- T.O.S SERVICO DE TECNOLOGIA SUBAQUATICA LTDARio de Janeiro (RJ)
- OXISS ENGENHARIA LTDARio de Janeiro (RJ)
- UNDERWATER - SERVICOS SUBAQUATICOS LTDAMaricá (RJ)
- TERRAMAQ ESTRUTURAS LTDASão João da Barra (RJ)
- INSPESUB TECNOLOGIA EM INSPECOES LTDARio das Ostras (RJ)
- SUBCOUT DO BRASIL LTDAAraruama (RJ)
- DEEP BLUE SERVICOS MARITIMOS E SUBMARINOS LTDAAngra dos Reis (RJ)
- TITAN OFFSHORE DIVING LTDANiterói (RJ)
- DEEP OCEAN SERVICOS SUBAQUATICOS LTDARio de Janeiro (RJ)
- GEOSUB INVESTIGACOES GEOTECNICAS SUBAQUATICAS LTDARio de Janeiro (RJ)
- ONIX SUBSEA E AMBIENTAL LTDARio de Janeiro (RJ)
- ADEMILDE SERVICOS SUBAQUATICOS LTDASão João da Barra (RJ)
- RIVER SUB SERVICOS SUBAQUATICOS E MANUTENCOES EM GERAL LTDAItaguaí (RJ)
- FREE DIVER OPERACOES DE MERGULHO LTDAArmação dos Búzios (RJ)
- DIVE SHIP SOLUTIONS LTDANiterói (RJ)
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
- Rio de Janeiro0.0
- Brazil0.0
In Rio de Janeiro, the activity weighs 3.0 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 31.5% 102
- 2 Angra dos Reis 10.8% 35
- 3 Niterói 7.1% 23
- 4 Armação dos Búzios 6.8% 22
- 5 Rio das Ostras 5.9% 19
- 6 Arraial do Cabo 4.9% 16
- 7 São Gonçalo 4.3% 14
- 8 Macaé 4.0% 13
- 9 Cabo Frio 2.8% 9
- 10 São João da Barra 1.9% 6
20 more cities
- 11 Itaguaí 5
- 12 Paraty 5
- 13 Araruama 4
- 14 Campos dos Goytacazes 4
- 15 Duque de Caxias 4
- 16 Petrópolis 4
- 17 Maricá 3
- 18 Nova Iguaçu 3
- 19 Resende 3
- 20 Teresópolis 3
- 21 Iguaba Grande 2
- 22 Belford Roxo 2
- 23 Queimados 2
- 24 Barra Mansa 2
- 25 Casimiro de Abreu 2
- 26 Sapucaia 2
- 27 Três Rios 2
- 28 Japeri 1
- 29 Aperibé 1
- 30 Comendador Levy Gasparian 1
Class 7490-1 in Rio de Janeiro
atividades profissionais, científicas e técnicas não especificadas anteriormente, by subclass| Subclass | Active |
|---|---|
| 7490-1/01 Serviços de tradução, interpretação e similares | 686 |
| 7490-1/02 Escafandria e mergulho · this one | 324 |
| 7490-1/03 Serviços de agronomia e de consultoria às atividades agrícolas e pecuárias | 191 |
| 7490-1/04 Atividades de intermediação e agenciamento de serviços e negócios em geral, exceto imobiliários | 4,775 |
| 7490-1/05 Agenciamento de profissionais para atividades esportivas, culturais e artísticas | 959 |
| 7490-1/99 Outras atividades profissionais, científicas e técnicas não especificadas anteriormente | 2,136 |
Close to this: 8591-1/00 · Ensino de esportes, 1,456 companies in Rio de Janeiro.
What activity 7490-1/02 is
- As atividades de escafandria e mergulho para realização de serviços variados como resgates, avaliações, manutenção de navios, etc.
Frequently asked questions
How many companies have main CNAE 7490-1/02 in Rio de Janeiro?
324 active companies have CNAE 7490-1/02 as their main activity in Rio de Janeiro, 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 102, 31.5% 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 Rio de Janeiro.