Company lists · Data verified August 2026

Top 25 Cybersecurity companies based in Rio De Janeiro, Brazil

Name: Cybersecurity companies based in Rio De Janeiro, Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 78 companies tracked

Our directory lists 78 cybersecurity companies based in Rio De Janeiro, Brazil, with 1,631 professional contacts and 297 email addresses. The list was last updated in August 2026, and Sao Paulo is the single most-represented city among the companies listed.

Cybersecurity companies provide products and services that protect systems, networks, applications, devices, and data from unauthorized access, disruption, or misuse. This list covers companies that provide cybersecurity products, services, consulting, assessments, monitoring, incident response, or related protection for digital systems and data. Ranked by team size, largest first. Data current as of August 28, 2026.

78Companies

1,631Contacts tracked

297Verified emails

169Mobile numbers

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The 25 largest cybersecurity companies based in Rio De Janeiro, Brazil

Ranked by team size

Top 25 of 78 cybersecurity companies based in Rio De Janeiro, Brazil, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Safeway	Rio De Janeiro	201-500	397	11
2	Instituto DE Defesa Cibernética	Rio De Janeiro	n/a	314	10
3	SOLOR	Rio De Janeiro	201-500	260	89
4	Oplium	Rio De Janeiro	201-500	228	104
5	Vortex Security	Rio De Janeiro	51-200	65	33
6	I DO	Rio De Janeiro	11-50	47	2
7	Safenet Tecnologia Ltda	Rio De Janeiro	51-200	29	1
8	NE	Rio De Janeiro	11-50	23	2
9	Nova Prestech	Rio De Janeiro	11-50	20	1
10	Forward Computers	Rio De Janeiro	11-50	17	5
11	Infosafe	Rio De Janeiro	11-50	16	7
12	OCTOS	Rio De Janeiro	11-50	9	6
13	Cysfera	Rio De Janeiro	11-50	8	2
14	Smartcyber	Rio De Janeiro	11-50	8	2
15	BNF Cyber Security	Rio De Janeiro	11-50	7	3
16	Kimoshiro Cybersecurity	Rio De Janeiro	11-50	7	2
17	Unidade 37	Rio De Janeiro	11-50	6	1
18	Trinity Cyber Security	Rio De Janeiro	1-10	5	2
19	Isbrasil	Rio De Janeiro	11-50	5	1
20	Cykairos Inteligência Cibernética	Rio De Janeiro	11-50	3	1
21	Esim IT	Rio De Janeiro	11-50	2	2
22	Sc2 Tecnologia	Rio De Janeiro	51-200	2	1
23	Mlgt Soluções EM TI	Rio De Janeiro	1-10	2	1
24	Paralaxe	Rio De Janeiro	1-10	2	1
25	Pignustech	Rio De Janeiro	1-10	2	1

Showing 25 of 78 cybersecurity companies based in Rio De Janeiro, Brazil

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Cybersecurity companies based in Rio De Janeiro, Brazil at a glance

As of Aug 28, 2026

11-50Median size (employees)

Sao PauloLargest hub · 366 HQs

169Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

5,001-10,000

Cybersecurity companies by metro in Brazil

Metro	Companies
Cybersecurity companies in Sao Paulo	366
Cybersecurity companies in Rio De Janeiro	78
Cybersecurity companies in Belo Horizonte	43
Cybersecurity companies in Brasilia	42
Cybersecurity companies in Curitiba	41
Cybersecurity companies in Barueri	32
Cybersecurity companies in Campinas	23
Cybersecurity companies in Recife	22

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “cybersecurity companies”, with match quality audited by blind human judging, and headquartered in Rio De Janeiro, Brazil.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many cybersecurity companies are in the directory?

The directory lists 78 cybersecurity companies based in Rio De Janeiro, Brazil.

Which city has the most cybersecurity companies?

Sao Paulo is the single most-represented city among the cybersecurity companies on the list.

How many contacts are available for cybersecurity companies?

The directory includes 1,631 professional contacts and 297 email addresses for the listed cybersecurity companies.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.