Company lists · Data verified August 2026

Top 25 Cybersecurity staffing based in Brazil

Name: Cybersecurity staffing based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 404 companies tracked

There are 404 cybersecurity staffing headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 5,275 professional contacts across them, including 1,477 with verified work emails and 219 with mobile numbers. Sao Paulo is the largest hub.

This list covers cybersecurity staffing headquartered in Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

404Companies

5,275Contacts tracked

1,477Verified emails

219Mobile numbers

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The 25 largest cybersecurity staffing based in Brazil

Ranked by team size

Top 25 of 404 cybersecurity staffing based in 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	Neosecure By SEK	Sao Paulo	501-1,000	416	130
2	Safeway	Rio De Janeiro	201-500	397	11
3	Oplium	Rio De Janeiro	201-500	228	104
4	Redbelt Security	Sao Paulo	51-200	214	91
5	Stefanini Cyber	Sao Paulo	501-1,000	197	4
6	CG ONE	Sao Paulo	51-200	119	30
7	Network Secure	Fortaleza	51-200	116	60
8	Alleasy	Sao Paulo	51-200	87	11
9	Apura Cyber Corp	Brasilia	51-200	82	53
10	Foregenix	Sao Paulo	51-200	80	61
11	OL Tecnologia	Sao Paulo	51-200	68	23
12	Dfense	Sao Paulo	51-200	55	22
13	RSEC	Brasilia	51-200	55	5
14	Berghem	Sao Paulo	51-200	54	21
15	Cylk Technologing	Sao Paulo	51-200	49	21
16	I DO	Rio De Janeiro	11-50	47	2
17	Itprotect Brasil	Belem	11-50	46	22
18	Next4sec Security Intelligence	Sao Paulo	51-200	43	13
19	Sentinela Security Intelligence	Porto Alegre	11-50	42	4
20	Jc2sec	Sao Paulo	51-200	41	26
21	Gruppen IT Security	Porto Alegre	51-200	38	25
22	UPX	Campinas	51-200	38	7
23	NOWCY	Belo Horizonte	11-50	36	12
24	Protega Managed Cybersecurity	Belo Horizonte	51-200	34	15
25	Pacific SEC	Belo Horizonte	51-200	34	15

Showing 25 of 404 cybersecurity staffing based in Brazil

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,477 reachable decision-makers.

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Cybersecurity staffing based in Brazil at a glance

As of Aug 28, 2026

1-10Median size (employees)

Sao PauloLargest hub · 152 HQs

219Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

205

11-50

150

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Cybersecurity staffing by metro

Metro	Companies
Cybersecurity staffing in Sao Paulo	152
Cybersecurity staffing in Rio De Janeiro	26
Cybersecurity staffing in Belo Horizonte	17
Cybersecurity staffing in Curitiba	16
Cybersecurity staffing in Brasilia	14
Cybersecurity staffing in Barueri	13
Cybersecurity staffing in Porto Alegre	9
Cybersecurity staffing in Campinas	7

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 staffing”, with match quality audited by blind human judging, and headquartered in 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; 4 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 staffing are there based in Brazil?

There are 404 cybersecurity staffing headquartered in Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

Neosecure By SEK, headquartered in Sao Paulo, tops this list with the largest team on record.

Which city has the most cybersecurity staffing?

Sao Paulo leads with 152 headquartered companies, followed by Rio De Janeiro (26) and Belo Horizonte (17).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,477 verified decision-maker contacts tracked across these 404 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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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.