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CNAE 8020-0/01 · Brazil

Atividades de monitoramento de sistemas de segurança eletrônico

12,339 active companies in the Brazilian CNPJ registry have this CNAE as their main activity. Look up companies and explore their distribution by state and city.

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

What this list shows

We count each active company in the Brazilian CNPJ registry once, by its head office 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.

Active companies
12,339
284th of 1,329 activities
Opened in 12 months
924
−28.5% · 366th by openings
Of every 100 companies in the country
0.0
do this activity
Openings per 100 active
7
in the country: 21

Active companies in this activity

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.

Look up companies in this activity (up to 300)

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.

Where the companies are

Acre: 38 companies, 0.1 of every 100 active companies there Alagoas: 102 companies, 0.0 of every 100 active companies there Amapá: 33 companies, 0.1 of every 100 active companies there Amazonas: 218 companies, 0.1 of every 100 active companies there Bahia: 420 companies, 0.0 of every 100 active companies there Ceará: 395 companies, 0.1 of every 100 active companies there Distrito Federal: 208 companies, 0.0 of every 100 active companies there Espírito Santo: 185 companies, 0.0 of every 100 active companies there Goiás: 342 companies, 0.0 of every 100 active companies there Maranhão: 257 companies, 0.1 of every 100 active companies there Mato Grosso: 234 companies, 0.0 of every 100 active companies there Mato Grosso do Sul: 186 companies, 0.1 of every 100 active companies there Minas Gerais: 1,049 companies, 0.0 of every 100 active companies there Pará: 367 companies, 0.1 of every 100 active companies there Paraíba: 158 companies, 0.0 of every 100 active companies there Paraná: 978 companies, 0.1 of every 100 active companies there Pernambuco: 384 companies, 0.1 of every 100 active companies there Piauí: 127 companies, 0.1 of every 100 active companies there Rio de Janeiro: 833 companies, 0.0 of every 100 active companies there Rio Grande do Norte: 172 companies, 0.1 of every 100 active companies there Rio Grande do Sul: 1,043 companies, 0.1 of every 100 active companies there Rondônia: 106 companies, 0.1 of every 100 active companies there Roraima: 21 companies, 0.0 of every 100 active companies there Santa Catarina: 471 companies, 0.0 of every 100 active companies there São Paulo: 3,862 companies, 0.0 of every 100 active companies there Sergipe: 81 companies, 0.0 of every 100 active companies there Tocantins: 54 companies, 0.0 of every 100 active companies there

Weight in each federative unit: of every 100 active companies, how many have this main activity

  1. 0.0
  2. 0.0
  3. 0.0 – 0.1
  4. 0.1
  5. 0.1

Federative units with the most companies

  1. 1 São Paulo 3,862
  2. 2 Minas Gerais 1,049
  3. 3 Rio Grande do Sul 1,043
  4. 4 Paraná 978
  5. 5 Rio de Janeiro 833
  6. 6 Santa Catarina 471
  7. 7 Bahia 420
  8. 8 Ceará 395
  9. 9 Pernambuco 384
  10. 10 Pará 367
See the 27 federative units
  1. 11 Goiás 342
  2. 12 Maranhão 257
  3. 13 Mato Grosso 234
  4. 14 Amazonas 218
  5. 15 Distrito Federal 208
  6. 16 Mato Grosso do Sul 186
  7. 17 Espírito Santo 185
  8. 18 Rio Grande do Norte 172
  9. 19 Paraíba 158
  10. 20 Piauí 127
  11. 21 Rondônia 106
  12. 22 Alagoas 102
  13. 23 Sergipe 81
  14. 24 Tocantins 54
  15. 25 Acre 38
  16. 26 Amapá 33
  17. 27 Roraima 21

Cities with the most companies

active companies by head office

  1. 1 São Paulo (SP) 1,434
  2. 2 Rio de Janeiro (RJ) 468
  3. 3 Belo Horizonte (MG) 283
  4. 4 Curitiba (PR) 267
  5. 5 Fortaleza (CE) 233
  6. 6 Manaus (AM) 213
  7. 7 Brasília (DF) 208
  8. 8 Porto Alegre (RS) 186
  9. 9 Campinas (SP) 155
  10. 10 Recife (PE) 141
See the 30 cities
  1. 11 Goiânia (GO) 129
  2. 12 Natal (RN) 110
  3. 13 Salvador (BA) 107
  4. 14 Belém (PA) 97
  5. 15 Barueri (SP) 87
  6. 16 Campo Grande (MS) 85
  7. 17 Teresina (PI) 84
  8. 18 São Luís (MA) 83
  9. 19 Guarulhos (SP) 82
  10. 20 Ribeirão Preto (SP) 82
  11. 21 Uberlândia (MG) 81
  12. 22 Londrina (PR) 77
  13. 23 Sorocaba (SP) 74
  14. 24 João Pessoa (PB) 73
  15. 25 Santo André (SP) 71
  16. 26 São José dos Campos (SP) 71
  17. 27 Caxias do Sul (RS) 68
  18. 28 Cuiabá (MT) 68
  19. 29 Aracaju (SE) 64
  20. 30 São Bernardo do Campo (SP) 60

What activity 8020-0/01 is

  1. Section N — Atividades administrativas e serviços complementares
  2. Division — Atividades de vigilância, segurança e investigação
  3. Group — Atividades de monitoramento de sistemas de segurança
  4. Class — Atividades de monitoramento de sistemas de segurança

What it covers

  • As unidades que desenvolvem as atividades a seguir relacionadas podendo também vender os produtos (aparelhos e equipamentos) necessários ao seu funcionamento:
  • Os serviços de monitoramento de sistemas de segurança eletrônicos, tais como, alarmes de incêndio, alarmes de proteção contra roubos, inclusive a manutenção dos equipamentos
  • O serviço de monitoramento de bens e de pessoas, com uso de imagem por satélite

What it does not cover

Typical activities

  • Monitoramento de equipamentos de segurança com a venda, instalação e manutenção associadas
  • Monitoramento eletrônico de segurança, serviços de
  • Serviço de alarmes de incêndio
  • Serviço de controle a distância de sistemas de segurança
  • Serviço de localização de veículos roubados
  • Serviço de monitoramento de bens e pessoas, com uso de imagem por satélite
  • Serviço de monitoramento de sistemas de segurança
  • Serviço de monitoramento de veículos com rastreamento via satélite
  • Serviços de alarmes de proteção a roubos
  • Serviços de rastreadora de veículos roubados
  • Serviços de recuperação de veículos roubados
  • Serviços de sistemas de segurança elétrica
See the other 1 typical activities
  • Serviços de sistemas de segurança eletrônicos

Source: IBGE, CNAE 2.3 and its explanatory notes

The activities of class 8020-0

atividades de monitoramento de sistemas de segurança, by subclass
SubclassActiveOpeningsChange
8020-0/01 Atividades de monitoramento de sistemas de segurança eletrônico · this one12,339924−28.5%
8020-0/02 Outras atividades de serviços de segurança7,7631,731−18.6%

Frequently asked questions about CNAE 8020-0/01

How many CNAE 8020-0/01 companies are there in Brazil?

12,339 active companies have CNAE 8020-0/01 as their main activity, according to the Receita Federal's October 2026 publication. It is 284th among the country's activities by companies.

Which activities make up class 8020-0?

Class 8020-0 has 2 subclasses: 8020-0/01; 8020-0/02. The official names are in the subclass table. A company declares one main activity and may declare others as secondary activities.

Which federative unit has the most companies in this activity?

São Paulo, with 3,862. There, 0.0 of every 100 active companies have this main activity, against 0.0 in the national registry.

Does this total include branches and secondary activities?

No. Each active company is counted once, by its head office and registered main activity. A company may carry out this activity as a secondary activity and be excluded from the count. Geographic distribution uses the registered location; records without a recognized federative unit may be counted nationally without appearing in local groups.

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 in the Brazilian CNPJ registry with this as their main activity, counted once by head office. Location is taken from the registry. Where available, openings are for the last 12 months, compared with the previous 12 months.

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