Company lists · Data verified August 2026

Top 25 Data center security system companies based in Brazil

Name: Data center security system companies based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 645 companies tracked

There are 645 data center security system companies headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 10,136 professional contacts across them, including 750 with verified work emails and 85 with mobile numbers. Sao Paulo is the largest hub.

This list covers data center security system 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.

645Companies

10,136Contacts tracked

750Verified emails

85Mobile numbers

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The 25 largest data center security system companies based in Brazil

Ranked by team size

Top 25 of 645 data center security system 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	Security Segurança E Serviços	Sao Paulo	5,001-10,000	2,152	169
2	Proguarda Vigilância E Segurança	Aparecida De Goiania	1,001-5,000	843	28
3	Grupo Khronos	Florianopolis	1,001-5,000	621	25
4	Autodefesa Brasil	Campinas	201-500	171	76
5	Gruposeg Oficial	Recife	501-1,000	141	6
6	NTS - Segurança	Natal	201-500	119	4
7	M3 Tecnologia	Sao Caetano Do Sul	51-200	108	43
8	High Link	Brasilia	51-200	93	1
9	Peter Graber Tecnologia EM Segurança	Sao Paulo	51-200	92	6
10	Intersept-Porteiros Vigilantes Limpeza E Conservacao	Curitiba	51-200	92	4
11	Grupo JSA	Sao Paulo	1,001-5,000	87	5
12	Alert System	Santo Amaro	51-200	71	34
13	Radcom Alarmes	Bertioga	51-200	71	2
14	KVM Informática	Sao Paulo	51-200	70	22
15	OL Tecnologia	Sao Paulo	51-200	68	23
16	Golden Service	Teresopolis	51-200	61	4
17	Arcade Tecnologia	Brasilia Df	51-200	58	9
18	Estrela Sistemas Eletrônicos	Lauro De Freitas	51-200	54	3
19	Niva Tecnologia DA Informação Ltda	Brasilia	51-200	50	28
20	Ghtech Distribuição	Campinas	51-200	45	26
21	Segtrônica	Sao Jose Dos Campos	51-200	42	1
22	Gruppen IT Security	Porto Alegre	51-200	38	25
23	DMSYS	Rio De Janeiro	51-200	27	1
24	Ground Security Systems	Sao Paulo	51-200	15	1
25	Grupo Dotseg	Sao Paulo	501-1,000	13	1

Showing 25 of 645 data center security system companies based in Brazil

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Data center security system companies based in Brazil at a glance

As of Aug 28, 2026

11-50Median size (employees)

Sao PauloLargest hub · 137 HQs

85Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

286

11-50

245

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Data center security system companies by metro

Metro	Companies
Data center security system companies in Sao Paulo	137
Data center security system companies in Rio De Janeiro	36
Data center security system companies in Belo Horizonte	22
Data center security system companies in Campinas	20
Data center security system companies in Curitiba	19
Data center security system companies in Salvador	17
Data center security system companies in Porto Alegre	14
Data center security system companies in Brasilia	11

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 “data center security system 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; 3 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 data center security system companies are there based in Brazil?

There are 645 data center security system companies headquartered in Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

Security Segurança E Serviços, headquartered in Sao Paulo, tops this list with the largest team on record.

Which city has the most data center security system companies?

Sao Paulo leads with 137 headquartered companies, followed by Rio De Janeiro (36) and Belo Horizonte (22).

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 750 verified decision-maker contacts tracked across these 645 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.