Company lists · Data verified August 2026

Top 25 Cybersecurity defense consultants based in Brazil

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 722 companies tracked

There are 722 cybersecurity defense consultants headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 8,771 professional contacts across them, including 2,216 with verified work emails and 278 with mobile numbers. Sao Paulo is the largest hub.

This list covers cybersecurity defense consultants 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.

722Companies

8,771Contacts tracked

2,216Verified emails

278Mobile numbers

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The 25 largest cybersecurity defense consultants based in Brazil

Ranked by team size

Top 25 of 722 cybersecurity defense consultants 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	Nava Tech For Business	Barueri	1,001-5,000	1,468	239
2	Neosecure By SEK	Sao Paulo	501-1,000	416	130
3	Safeway	Rio De Janeiro	201-500	397	11
4	Oplium	Rio De Janeiro	201-500	228	104
5	Redbelt Security	Sao Paulo	51-200	214	91
6	Stefanini Cyber	Sao Paulo	501-1,000	197	4
7	Under Protection	Pinhais Alphaville	51-200	125	57
8	CG ONE	Sao Paulo	51-200	119	30
9	Network Secure	Fortaleza	51-200	116	60
10	Alleasy	Sao Paulo	51-200	87	11
11	Apura Cyber Corp	Brasilia	51-200	82	53
12	Foregenix	Sao Paulo	51-200	80	61
13	Securityfirst	Sao Paulo	51-200	77	37
14	OL Tecnologia	Sao Paulo	51-200	68	23
15	Deltapoint	Sao Paulo	51-200	57	22
16	Bricon IT Solutions	Sao Paulo	51-200	57	11
17	Dfense	Sao Paulo	51-200	55	22
18	RSEC	Brasilia	51-200	55	5
19	Berghem	Sao Paulo	51-200	54	21
20	Dropreal	Vila Velha	51-200	50	17
21	Cylk Technologing	Sao Paulo	51-200	49	21
22	PRO IT Cloud Solutions	Bauru	51-200	45	3
23	Next4sec Security Intelligence	Sao Paulo	51-200	43	13
24	Jc2sec	Sao Paulo	51-200	41	26
25	Gruppen IT Security	Porto Alegre	51-200	38	25

Showing 25 of 722 cybersecurity defense consultants based in Brazil

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Cybersecurity defense consultants based in Brazil at a glance

As of Aug 28, 2026

1-10Median size (employees)

Sao PauloLargest hub · 250 HQs

278Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

415

11-50

243

51-200

201-500

501-1,000

1,001-5,000

Cybersecurity defense consultants by metro

Metro	Companies
Cybersecurity defense consultants in Sao Paulo	250
Cybersecurity defense consultants in Rio De Janeiro	52
Cybersecurity defense consultants in Brasilia	30
Cybersecurity defense consultants in Belo Horizonte	30
Cybersecurity defense consultants in Curitiba	23
Cybersecurity defense consultants in Barueri	21
Cybersecurity defense consultants in Porto Alegre	15
Cybersecurity defense consultants in Recife	12

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 defense consultants”, 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 defense consultants are there based in Brazil?

There are 722 cybersecurity defense consultants headquartered in Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

Nava Tech For Business, headquartered in Barueri, tops this list with the largest team on record.

Which city has the most cybersecurity defense consultants?

Sao Paulo leads with 250 headquartered companies, followed by Rio De Janeiro (52) and Brasilia (30).

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 2,216 verified decision-maker contacts tracked across these 722 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.