Company lists · Data verified August 2026

Top 25 Big data security companies based in Brazil

Name: Big data security companies based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

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

There are 78 big data security companies headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 709 professional contacts across them, including 210 with verified work emails and 20 with mobile numbers. Sao Paulo is the largest hub.

This list covers big data security companies 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.

78Companies

709Contacts tracked

210Verified emails

20Mobile numbers

Unlock all 78 companies Free account · no credit card · 2 minutes

The 25 largest big data security companies based in Brazil

Ranked by team size

Top 25 of 78 big data security companies 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	3structure	Brasilia	51-200	59	39
2	Defcon1	Sao Paulo	11-50	48	21
3	Dinamo Networks	Rio De Janeiro	11-50	43	21
4	Integrasul Controle E Imunidade Virtual	Caxias Do Sul	11-50	30	20
5	TGV Tecnologia	Sao Paulo	11-50	26	10
6	Wisedb	Recife	11-50	26	7
7	Teamti	Cuiaba	11-50	25	6
8	Harpo Tecnologia DE Dados	Bauru	11-50	22	12
9	Protect4	Brasilia Df	11-50	21	11
10	Itware Soluções EM TI	Brasilia	11-50	21	8
11	EVA Cybersec	Sao Paulo	1-10	16	4
12	Oblock	Curitiba	11-50	16	1
13	At Hand Tecnologia	Sao Luis	1-10	14	6
14	Ativa Security	Sao Paulo	11-50	13	1
15	Aim7 Cibersegurança	Sao Paulo	11-50	12	3
16	Pronnus Tecnologia	Joacaba	1-10	10	6
17	T2sti Cybersecurity & Secure Software Solutions	Sao Paulo	11-50	7	3
18	Secureonebr	Sao Paulo	11-50	6	4
19	Global SEC Tecnologia	Brasilia Df	11-50	5	4
20	Zenx Security	Brasilia	11-50	5	3
21	T2sec	Sao Paulo	1-10	5	3
22	Isbrasil	Rio De Janeiro	11-50	5	1
23	YES Security	Jundiai	1-10	4	4
24	Smartskill Technology	Sao Paulo	1-10	4	1
25	Séafra, INC	n/a	51-200	3	2

Showing 25 of 78 big data security companies based in Brazil

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 210 reachable decision-makers.

Free account · no credit card

See all 78 companies

Big data security companies based in Brazil at a glance

As of Aug 28, 2026

1-10Median size (employees)

Sao PauloLargest hub · 23 HQs

20Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Big data security companies by metro

Metro	Companies
Big data security companies in Sao Paulo	23
Big data security companies in Brasilia	6
Big data security companies in Barueri	5
Big data security companies in Rio De Janeiro	5
Big data security companies in Salvador	4
Big data security companies in Recife	3
Big data security companies in Brasilia Df	3
Big data security companies in Dois Vizinhos	1

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 “big data security companies”, 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; 1 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 big data security companies are there based in Brazil?

There are 78 big data security companies headquartered in Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

3structure, headquartered in Brasilia, tops this list with the largest team on record.

Which city has the most big data security companies?

Sao Paulo leads with 23 headquartered companies, followed by Brasilia (6) and Barueri (5).

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 210 verified decision-maker contacts tracked across these 78 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.

Ready to reach these companies? Verified emails and direct dials for all 78 big data security companies based in Brazil. Start with a free account, no credit card.

Get the full list

Related lists

Big data security companies by geography

Browse the directory

Browse: Companies home · All Brazil lists · All Big data security companies lists · New lists

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.