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CNAE 6311-9/00 · Rio de Janeiro

Data processing, application service providers and web hosting in Rio de Janeiro

1,607 active companies are headquartered in Rio de Janeiro with this CNAE as their main activity. They represent 8.0% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 19,990

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
1,607
8.0% of Brazil's
Of every 100 companies in Rio de Janeiro
0.1
do this activity
Among Brazil's federative units
2nd
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 2 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. Rio de Janeiro0.1
  2. Brazil0.1

In Rio de Janeiro, the activity weighs 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. 1 Rio de Janeiro 75.9% 1,219
  2. 2 Niterói 7.4% 119
  3. 3 Petrópolis 2.1% 34
  4. 4 Teresópolis 1.3% 21
  5. 5 Saquarema 1.0% 16
  6. 6 Guapimirim 0.9% 14
  7. 7 São Gonçalo 0.9% 14
  8. 8 Duque de Caxias 0.8% 13
  9. 9 Nova Iguaçu 0.8% 13
  10. 10 Volta Redonda 0.7% 11
20 more cities
  1. 11 Campos dos Goytacazes 8
  2. 12 Nova Friburgo 8
  3. 13 Belford Roxo 7
  4. 14 Cabo Frio 7
  5. 15 Magé 7
  6. 16 Miguel Pereira 7
  7. 17 Rio Bonito 7
  8. 18 Araruama 6
  9. 19 Sapucaia 6
  10. 20 Cachoeiras de Macacu 5
  11. 21 Macaé 5
  12. 22 Areal 4
  13. 23 Barra Mansa 4
  14. 24 Nilópolis 4
  15. 25 Resende 4
  16. 26 São João de Meriti 4
  17. 27 Maricá 3
  18. 28 Mesquita 2
  19. 29 Rio das Ostras 2
  20. 30 Angra dos Reis 2

Class 6311-9 in Rio de Janeiro

tratamento de dados, provedores de serviços de aplicação e serviços de hospedagem na internet, by subclass

Close to this: 8219-9/99 · Document preparation and specialized office support services not elsewhere classified, 48,192 companies in Rio de Janeiro.

What activity 6311-9/00 is

  • As atividades de disponibilização de infra-estrutura para os serviços de tratamento de dados, hospedagem na internet e outras atividades relacionadas, como: #- a hospedagem de aplicações ou serviços de transferência contínua de som e imagem através da internet #- a hospedagem de páginas da internet (webhosting) #- os serviços de compartilhamento de computadores
  • As atividades de tratamento de dados a partir dos dados fornecidos pelos clientes, como: #- o processamento de dados com a respectiva emissão de relatórios e críticas #- a gestão de bancos de dados de terceiros, permitindo a produção de listagens, de tabulações e a realização de consultas #- os serviços de entrada de dados para processamento #- as atividades de escaneamento e leitura ótica de documentos

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 6311-9/00 in Rio de Janeiro?

1,607 active companies have CNAE 6311-9/00 as their main activity in Rio de Janeiro, according to the Receita Federal's October 2026 publication. That is 0.1 of every 100 companies there, against 0.1 in Brazil.

Which of Rio de Janeiro's cities has the most companies in this activity?

Rio de Janeiro, with 1,219, 75.9% 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.

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