Company lists · Data refreshed September 2026
Top 25 Conference center security companies based in Brazil
RevenueBase identified 391 conference center security companies headquartered in Brazil as of September 2026 and tracks 10,224 professional contacts across them, including 488 with verified work emails. Sao Paulo is the largest hub.
This list covers conference center security companies headquartered in Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest conference center security companies based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,772 contacts → | ||||
Indirect evidence “Fundado em 1992, o GRUPO GR se consolidou no mercado por sua qualidade e seriedade na implantação e operação de soluções de segurança e serviços para diversos tipos de clientes.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 563 contacts → | ||||
Indirect evidence “Empresa especializada em soluções personalizadas de Segurança Privada, contando com serviços de Vigilância Patrimonial, Segurança Pessoal e Segurança Eletrônica.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 321 contacts → | ||||
Indirect evidence “A empresa oferece profissionais qualificados para diversas funções, entre elas, portaria e/ou controlador de acesso, auxiliar de serviços gerais, zeladoria, atendente, auxiliar…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 171 contacts → | ||||
Indirect evidence “Referência nacional em gestão e tecnologia de segurança, a AutoDefesa Brasil Atua com uma abordagem 360°, oferecendo soluções inovadoras que vão desde a concepção até a…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 114 contacts → | ||||
Indirect evidence “O Grupo Força Tarefa desenvolve soluções personalizadas de segurança patrimonial, atuando com os serviços de vigilância armada, portaria, portaria virtual e monitoramento de…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 113 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 105 contacts → | ||||
Indirect evidence “A Sefra Segurança, empresa sediada na cidade de São Paulo, fundadaa em Setembro/2002 presta de serviços de segurança e vigilância privada, com ampla especialidade no segmento de…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 92 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 70 contacts → | ||||
Indirect evidence “Desde 2009, o Grupo Torquato Freire atua com excelência na área de Segurança Privada e Terceirização de Serviços, oferecendo soluções completas e personalizadas para empresas…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 66 contacts → | ||||
Indirect evidence “Somos uma empresa especialista em segurança privada e facilities.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 54 contacts → | ||||
Indirect evidence “A Estrela Sistemas Eletrônicos é uma empresa integrante do Grupo Estrela.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 50 contacts → | ||||
Indirect evidence “A SEMAX - Segurança Máxima com mais de 20 anos de experiência nos segmentos de telecomunicações e segurança eletrônica.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 37 contacts → | ||||
Indirect evidence “Há 13 anos a GuardCenter governa operações de proteção de cargas em todo o Brasil: conecta cada viagem a fornecedores homologados, coordena a execução em tempo real e devolve ao…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 25 contacts → | ||||
Indirect evidence “A STS Segurança e Vigilância, empresa paulistana especializada em segurança patrimonial, pessoal e eletrônica, atua há mais de 10 anos em seu segmento e destaca-se por oferecer…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 22 contacts → | ||||
Partial evidence “Desde 2004, a qualidade dos nossos serviços é comprovada por centenas de clientes.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 21 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 19 contacts → | ||||
Indirect evidence “A Agaplan Sistemas de Segurança oferece produtos e serviços de qualidade comprovada, além do melhor custo/benefício, como forma de demonstrar sua ética e seu respeito ao cliente.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 19 contacts → | ||||
Indirect evidence “A Olho Vivo Segurança Eletrônica tem mais de 15 anos de experiência no mercado mineiro, oferecendo soluções personalizadas no âmbito da segurança.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 18 contacts → | ||||
Indirect evidence “A Faruk Serviços é uma organização especializada na prestação de serviços:* Portaria * Controlador de Acesso * Recepção * Limpeza e Conservação * Manutenção * Zeladoria *…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Partial evidence “A Ground Security Systems possui uma equipe de especialistas pronta para criar os melhores projetos e soluções em Controle de Acesso e CFTV.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 14 contacts → | ||||
Indirect evidence “Desde sua fundação, em 2016, o Grupo Black Star é sinônimo de credibilidade, transparência e serviço de alto padrão.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 13 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 6 contacts → | ||||
Indirect evidence “A Celffort Serviços de Segurança e Monitoramento Ltda.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 6 contacts → | ||||
Indirect evidence “Constituído no ano de 1992, o Grupo Rio Negro acumulou experiência nas áreas onde atua, conquistando eficiência na prestação de serviços, tendo como objetivo a plena satisfação de…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: conference center security companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names conference center security companies.
- Partial evidence
- Its own public description names part of conference center security companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name conference center security companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 391 conference center security companies based in Brazil
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Conference center security companies based in Brazil at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 391 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among conference center security companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Brazil whose own description of what they do matches “conference center security companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names conference center security companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among conference center security companies, and records with no verified work email. Companies headquartered outside Brazil are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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
- Every listed company carries at least one verified work email, 488 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names conference center security companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many conference center security companies are there based in Brazil?
RevenueBase identified 391 conference center security companies headquartered in Brazil as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Grupo GR, headquartered in Sao Paulo, tops this list with the largest team on record.
Which city has the most conference center security companies?
Sao Paulo leads with 86 headquartered companies, followed by Porto Alegre (16) and Rio De Janeiro (13).
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 488 verified decision-maker contacts tracked across these 391 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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