Company lists · Data refreshed September 2026
Top 25 Cybersecurity companies for professional services based in Rio De Janeiro, Brazil
RevenueBase identified 79 company matches for cybersecurity companies for professional services associated with Rio De Janeiro, Brazil as of September 2026 and tracks 747 professional contacts across them, including 194 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category (325 companies); Rio De Janeiro follows with 79.
This list covers company matches for cybersecurity companies for professional services associated with Rio De Janeiro, Brazil, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 cybersecurity companies for professional services based in Rio De Janeiro, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 49 contacts → | ||||
Exact match “Transformamos tecnologia em resultado para empresas que exigem performance, continuidade e segurança.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 47 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 29 contacts → | ||||
Exact match “A Safenet Tecnologia é referência no mercado de segurança eletrônica.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 23 contacts → | ||||
Exact match “Somos a NE, uma das empresas de tecnologia que mais cresce no país criada através da paixão pela tecnologia e inovação, especializada em consultoria e soluções de cibersegurança.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 20 contacts → | ||||
Exact match “Fundada com a visão de transformar a segurança digital, a Nova Prestech tem se destacado pela inovação e compromisso com a excelência ao longo de 36 anos.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 16 contacts → | ||||
Exact match “A INFOSAFE é uma companhia de tecnologia, provedora de produtos e serviços em segurança da informação, com consultores altamente qualificados e com décadas de experiência em…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 9 contacts → | ||||
Exact match “Apoiar empresas em relação aos desafios de segurança de TI e infra.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 9 contacts → | ||||
Exact match “We have been working for 20 years focused on IT Security and IT Infrastructure, offering consulting, advisory and technical support services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 8 contacts → | ||||
Exact match “A Cysfera oferece experiência global para necessidades locais, motivada pela criação de um futuro digital mais seguro.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 8 contacts → | ||||
Exact match “Somos um propósito de construção de algo novo e inteligente em Cibersegurança.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “SmartCyber is an IT consulting firm that specializes in custom IT projects and cyber security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 7 contacts → | ||||
Exact match “Segurança que pensa à frente.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 6 contacts → | ||||
Exact match “A Unidade 37 é uma empresa que atua no ramo de segurança cibernética ofensiva, ajudando empresas dos mais diversos setores a se protegerem contra ameaças cibernéticas.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “A Trinity Cyber Security é uma empresa criada em 2013 na cidade do Rio de Janeiro – RJ.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match “Fundada em 2003, a ISBrasil conta com uma vasta experiência no mercado tecnológico e se solidificou pelo trabalho eficiente que oferece aos seus clientes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “Sua Segurança No Tempo Certo” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “Somos uma Empresa focada em manter nossos clientes seguros contra as ameaças mais modernas dos dias de hoje, entregando soluções de última geração para o mercado consumidor e…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “Sc2 Tecnologia is a reference in cybersecurity, providing technological solutions to protect companies against digital threats.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Sua empresa de segurança - Especializações- Tecnologia - Segurança da computação - Consultoria - Governaça de TI - Entre outras!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match “Uma consultoria focada em segurança de dados e projetos especiais de TI, com soluções para proteção e monitoramento de rede, estações, servidores e infraestrutura de cloud.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Somos uma empresa de consultoria especializada em projetos de Segurança da Informação, Privacidade e Proteção de Dados, Governança de TI, Gestão de Riscos e Desenvolvimento.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “Paralaxe Security” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Com 15 anos de experiência tanto no mercado nacional quanto internacional, nossa empresa de segurança da informação tem liderado o caminho em proteção digital.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “cybersecurity companies for professional services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 79 cybersecurity companies for professional services based in Rio De Janeiro, Brazil
See the full list, filter by size, metro and specialty, and access 194 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Cybersecurity companies for professional services based in Rio De Janeiro, Brazil at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole Brazil list rather than for Rio De Janeiro, so it is reported there. Company counts and contact totals on this page are exact for Rio De Janeiro, over 79 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Rio De Janeiro, Brazil whose business descriptions match “cybersecurity companies for professional services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 194 professional contacts with verified work emails across the full matched dataset. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Cybersecurity companies for professional services by metro in Brazil
- Cybersecurity companies for professional services in Sao Paulo325
- Cybersecurity companies for professional services in Belo Horizonte47
- Cybersecurity companies for professional services in Brasilia44
- Cybersecurity companies for professional services in Curitiba30
- Cybersecurity companies for professional services in Barueri27
- Cybersecurity companies for professional services in Porto Alegre25
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cybersecurity companies for professional services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cybersecurity companies for professional services are there based in Rio De Janeiro, Brazil?
RevenueBase identified 79 company matches for cybersecurity companies for professional services associated with Rio De Janeiro, Brazil as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Nereidas IT Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Brazil has the most cybersecurity companies for professional services?
Sao Paulo leads Brazil with 325 company records, followed by Rio De Janeiro (79) and Belo Horizonte (47).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 194 professional contacts with verified work emails tracked across these 79 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 79 cybersecurity companies for professional services based in Rio De Janeiro, Brazil. Start with a free account, no credit card.
Download this list →Related lists
Cybersecurity companies for professional services by geography
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- Cybersecurity companies for professional services based in Dhaka, Bangladesh
- Cybersecurity companies for professional services based in Barueri, Brazil
- Cybersecurity companies for professional services based in Belo Horizonte, Brazil
- Cybersecurity companies for professional services based in Brasilia, Brazil
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 SmartSearch, 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.
More company lists
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Company intelligence · public preview
Top 25 cybersecurity companies for professional services based in Rio De Janeiro, Brazil
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 79 matching company records for cybersecurity companies for professional services based in Rio De Janeiro, Brazil, with 747 tracked contacts and 194 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cybersecurity companies for professional services based in Rio De Janeiro, Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Nereidas IT Servicesnereidas.com.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 49 contacts → |
“Transformamos tecnologia em resultado para empresas que exigem performance, continuidade e segurança.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  I DOcontacta.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 47 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 |  Safenet Tecnologia Ltdasafenettecnologia.com.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 29 contacts → |
“A Safenet Tecnologia é referência no mercado de segurança eletrônica.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  NEnebrasil.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 23 contacts → |
“Somos a NE, uma das empresas de tecnologia que mais cresce no país criada através da paixão pela tecnologia e inovação, especializada em consultoria e soluções de cibersegurança.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Nova Prestechprestech.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 20 contacts → |
“Fundada com a visão de transformar a segurança digital, a Nova Prestech tem se destacado pela inovação e compromisso com a excelência ao longo de 36 anos.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Infosafeinfosafe.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 16 contacts → |
“A INFOSAFE é uma companhia de tecnologia, provedora de produtos e serviços em segurança da informação, com consultores altamente qualificados e com décadas de experiência em…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  IT Value Consultoria EM TIitvalue.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 9 contacts → |
“Apoiar empresas em relação aos desafios de segurança de TI e infra.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  SN Informatica Ltdasninformatica.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 9 contacts → |
“We have been working for 20 years focused on IT Security and IT Infrastructure, offering consulting, advisory and technical support services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Cysferacysfera.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“A Cysfera oferece experiência global para necessidades locais, motivada pela criação de um futuro digital mais seguro.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Kimoshiro Cybersecuritykimoshiro.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“Somos um propósito de construção de algo novo e inteligente em Cibersegurança.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Smartcybersmartcyber.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“SmartCyber is an IT consulting firm that specializes in custom IT projects and cyber security.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  BNF Cyber Securitybnftec.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 7 contacts → |
“Segurança que pensa à frente.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Unidade 37unidade37.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 6 contacts → |
“A Unidade 37 é uma empresa que atua no ramo de segurança cibernética ofensiva, ajudando empresas dos mais diversos setores a se protegerem contra ameaças cibernéticas.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Trinity Cyber Securitytrinitycs.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 5 contacts → |
“A Trinity Cyber Security é uma empresa criada em 2013 na cidade do Rio de Janeiro – RJ.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Isbrasilisbrasil.infoHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 5 contacts → |
“Fundada em 2003, a ISBrasil conta com uma vasta experiência no mercado tecnológico e se solidificou pelo trabalho eficiente que oferece aos seus clientes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Cykairos Inteligência Cibernéticacykairos.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 3 contacts → |
“Sua Segurança No Tempo Certo” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Esim ITesim.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 2 contacts → |
“Somos uma Empresa focada em manter nossos clientes seguros contra as ameaças mais modernas dos dias de hoje, entregando soluções de última geração para o mercado consumidor e…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Sc2 Tecnologiasc2tec.rio.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 2 contacts → |
“Sc2 Tecnologia is a reference in cybersecurity, providing technological solutions to protect companies against digital threats.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Pignustechpignustech.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Sua empresa de segurança - Especializações- Tecnologia - Segurança da computação - Consultoria - Governaça de TI - Entre outras!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  PKI Tecnologiapki.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Uma consultoria focada em segurança de dados e projetos especiais de TI, com soluções para proteção e monitoramento de rede, estações, servidores e infraestrutura de cloud.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Mlgt Soluções EM TImlgt.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  Macro Soluçõesmacrosolucoes.comHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Somos uma empresa de consultoria especializada em projetos de Segurança da Informação, Privacidade e Proteção de Dados, Governança de TI, Gestão de Riscos e Desenvolvimento.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Paralaxeparalaxe.ioHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Paralaxe Security” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Rust Consultoria EM Engenhariarustcon.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 |  Pentekoste Soluções Tecnológicaspentekoste.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 1 contacts → |
“Com 15 anos de experiência tanto no mercado nacional quanto internacional, nossa empresa de segurança da informação tem liderado o caminho em proteção digital.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 79 company matches
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Cybersecurity companies for professional services: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
79 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Brazil list rather than for Rio De Janeiro, so it is reported there. Company counts and contact totals on this page are exact for Rio De Janeiro, over 79 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Cybersecurity companies for professional services by metro in Brazil
- Cybersecurity companies for professional services in Sao Paulo325
- Cybersecurity companies for professional services in Belo Horizonte47
- Cybersecurity companies for professional services in Brasilia44
- Cybersecurity companies for professional services in Curitiba30
- Cybersecurity companies for professional services in Barueri27
- Cybersecurity companies for professional services in Porto Alegre25
Questions about this company list
What does Exact match mean for cybersecurity companies for professional services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cybersecurity companies for professional services did RevenueBase find based in Rio De Janeiro, Brazil?
The saved snapshot records 79 matching company records, 747 tracked contacts and 194 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cybersecurity companies for professional services by geography
- Cybersecurity companies for professional services based in Buenos Aires, Argentina
- Cybersecurity companies for professional services based in Adelaide, Australia
- Cybersecurity companies for professional services based in Brisbane, Australia
- Cybersecurity companies for professional services based in Canberra, Australia
- Cybersecurity companies for professional services based in Melbourne, Australia
- Cybersecurity companies for professional services based in Perth, Australia
- Cybersecurity companies for professional services based in Sydney, Australia
- Cybersecurity companies for professional services based in Vienna, Austria
- Cybersecurity companies for professional services based in Dhaka, Bangladesh
- Cybersecurity companies for professional services based in Barueri, Brazil
- Cybersecurity companies for professional services based in Belo Horizonte, Brazil
- Cybersecurity companies for professional services based in Brasilia, Brazil
Cite this list
RevenueBase Data Team. Top 25 cybersecurity companies for professional services based in Rio De Janeiro, Brazil. Snapshot: September 28, 2026. https://revenuebase.ai/companies/cybersecurity-companies-for-professional-services/brazil/rio-de-janeiro.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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Company intelligence · public preview
Top 25 cybersecurity companies for professional services based in Rio De Janeiro, Brazil
RevenueBase records 79 matching company records for cybersecurity companies for professional services based in Rio De Janeiro, Brazil, with 747 tracked contacts and 194 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cybersecurity companies for professional services based in Rio De Janeiro, Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Nereidas IT Servicesnereidas.com.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 49 contacts → |
“Transformamos tecnologia em resultado para empresas que exigem performance, continuidade e segurança.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | I DOcontacta.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 47 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 | Safenet Tecnologia Ltdasafenettecnologia.com.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 29 contacts → |
“A Safenet Tecnologia é referência no mercado de segurança eletrônica.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | NEnebrasil.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 23 contacts → |
“Somos a NE, uma das empresas de tecnologia que mais cresce no país criada através da paixão pela tecnologia e inovação, especializada em consultoria e soluções de cibersegurança.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Nova Prestechprestech.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 20 contacts → |
“Fundada com a visão de transformar a segurança digital, a Nova Prestech tem se destacado pela inovação e compromisso com a excelência ao longo de 36 anos.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Infosafeinfosafe.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 16 contacts → |
“A INFOSAFE é uma companhia de tecnologia, provedora de produtos e serviços em segurança da informação, com consultores altamente qualificados e com décadas de experiência em…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | IT Value Consultoria EM TIitvalue.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 9 contacts → |
“Apoiar empresas em relação aos desafios de segurança de TI e infra.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SN Informatica Ltdasninformatica.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 9 contacts → |
“We have been working for 20 years focused on IT Security and IT Infrastructure, offering consulting, advisory and technical support services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Cysferacysfera.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“A Cysfera oferece experiência global para necessidades locais, motivada pela criação de um futuro digital mais seguro.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kimoshiro Cybersecuritykimoshiro.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“Somos um propósito de construção de algo novo e inteligente em Cibersegurança.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Smartcybersmartcyber.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“SmartCyber is an IT consulting firm that specializes in custom IT projects and cyber security.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | BNF Cyber Securitybnftec.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 7 contacts → |
“Segurança que pensa à frente.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Unidade 37unidade37.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 6 contacts → |
“A Unidade 37 é uma empresa que atua no ramo de segurança cibernética ofensiva, ajudando empresas dos mais diversos setores a se protegerem contra ameaças cibernéticas.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Trinity Cyber Securitytrinitycs.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 5 contacts → |
“A Trinity Cyber Security é uma empresa criada em 2013 na cidade do Rio de Janeiro – RJ.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Isbrasilisbrasil.info HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 5 contacts → |
“Fundada em 2003, a ISBrasil conta com uma vasta experiência no mercado tecnológico e se solidificou pelo trabalho eficiente que oferece aos seus clientes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Cykairos Inteligência Cibernéticacykairos.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 3 contacts → |
“Sua Segurança No Tempo Certo” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Esim ITesim.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 2 contacts → |
“Somos uma Empresa focada em manter nossos clientes seguros contra as ameaças mais modernas dos dias de hoje, entregando soluções de última geração para o mercado consumidor e…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Sc2 Tecnologiasc2tec.rio.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 2 contacts → |
“Sc2 Tecnologia is a reference in cybersecurity, providing technological solutions to protect companies against digital threats.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pignustechpignustech.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Sua empresa de segurança - Especializações- Tecnologia - Segurança da computação - Consultoria - Governaça de TI - Entre outras!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | PKI Tecnologiapki.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Uma consultoria focada em segurança de dados e projetos especiais de TI, com soluções para proteção e monitoramento de rede, estações, servidores e infraestrutura de cloud.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Mlgt Soluções EM TImlgt.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Macro Soluçõesmacrosolucoes.com HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Somos uma empresa de consultoria especializada em projetos de Segurança da Informação, Privacidade e Proteção de Dados, Governança de TI, Gestão de Riscos e Desenvolvimento.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Paralaxeparalaxe.io HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Paralaxe Security” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Rust Consultoria EM Engenhariarustcon.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Pentekoste Soluções Tecnológicaspentekoste.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 1 contacts → |
“Com 15 anos de experiência tanto no mercado nacional quanto internacional, nossa empresa de segurança da informação tem liderado o caminho em proteção digital.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 79 company matches
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Cybersecurity companies for professional services: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
79 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Brazil list rather than for Rio De Janeiro, so it is reported there. Company counts and contact totals on this page are exact for Rio De Janeiro, over 79 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Cybersecurity companies for professional services by metro in Brazil
- Cybersecurity companies for professional services in Sao Paulo325
- Cybersecurity companies for professional services in Belo Horizonte47
- Cybersecurity companies for professional services in Brasilia44
- Cybersecurity companies for professional services in Curitiba30
- Cybersecurity companies for professional services in Barueri27
- Cybersecurity companies for professional services in Porto Alegre25
Questions about this company list
What does Exact match mean for cybersecurity companies for professional services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cybersecurity companies for professional services did RevenueBase find based in Rio De Janeiro, Brazil?
The saved snapshot records 79 matching company records, 747 tracked contacts and 194 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 cybersecurity companies for professional services based in Rio De Janeiro, Brazil. Snapshot: September 28, 2026. https://revenuebase.ai/companies/cybersecurity-companies-for-professional-services/brazil/rio-de-janeiro.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Cybersecurity companies for professional services based in Buenos Aires, Argentina
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- Cybersecurity companies for professional services based in Brisbane, Australia
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