Company lists · Data verified August 2026

Top 25 Cybersecurity service providers based in Brazil

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 888 companies tracked

There are 888 cybersecurity service providers headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 11,064 professional contacts across them, including 3,424 with verified work emails and 328 with mobile numbers. Sao Paulo is the largest hub.

This list covers cybersecurity service providers 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.

888Companies

11,064Contacts tracked

3,424Verified emails

328Mobile numbers

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The 25 largest cybersecurity service providers based in Brazil

Ranked by team size

Top 25 of 888 cybersecurity service providers 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	Tempest Security Intelligence	Recife	201-500	384	182
4	ASPER	Florianopolis	201-500	327	158
5	Oplium	Rio De Janeiro	201-500	228	104
6	Stefanini Cyber	Sao Paulo	501-1,000	197	4
7	Under Protection	Pinhais Alphaville	51-200	125	57
8	Network Secure	Fortaleza	51-200	116	60
9	Netsecurity	Sao Paulo	51-200	109	64
10	LGTI	Ribeirao Preto	51-200	103	72
11	EVAL	Sao Paulo	51-200	87	31
12	Alleasy	Sao Paulo	51-200	87	11
13	Apura Cyber Corp	Brasilia	51-200	82	53
14	Foregenix	Sao Paulo	51-200	80	61
15	Blockbit	Sao Paulo	51-200	78	20
16	Securityfirst	Sao Paulo	51-200	77	37
17	Grupo Energy Telecom	Fortaleza	51-200	75	37
18	Altasnet	Belo Horizonte	51-200	71	34
19	Scunna	Porto Alegre	51-200	66	38
20	Vortex Security	Rio De Janeiro	51-200	65	33
21	CPD	Brasilia Df	51-200	59	22
22	Deltapoint	Sao Paulo	51-200	57	22
23	Bricon IT Solutions	Sao Paulo	51-200	57	11
24	Fasthelp Segurança DA Informação	Brasilia	51-200	56	26
25	Auditsafe	Sao Paulo	51-200	56	25

Showing 25 of 888 cybersecurity service providers based in Brazil

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Cybersecurity service providers based in Brazil at a glance

As of Aug 28, 2026

1-10Median size (employees)

Sao PauloLargest hub · 280 HQs

328Contacts with mobile numbers

11Emails re-verified in last 30 days

Companies by employee count

1-10

485

11-50

302

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Cybersecurity service providers by metro

Metro	Companies
Cybersecurity service providers in Sao Paulo	280
Cybersecurity service providers in Rio De Janeiro	61
Cybersecurity service providers in Belo Horizonte	35
Cybersecurity service providers in Brasilia	34
Cybersecurity service providers in Curitiba	29
Cybersecurity service providers in Barueri	22
Cybersecurity service providers in Porto Alegre	19
Cybersecurity service providers in Recife	16

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 service providers”, 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; 11 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 service providers are there based in Brazil?

There are 888 cybersecurity service providers 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 service providers?

Sao Paulo leads with 280 headquartered companies, followed by Rio De Janeiro (61) and Belo Horizonte (35).

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 3,424 verified decision-maker contacts tracked across these 888 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.