Company lists · Data refreshed October 2026
Top 25 Cyber security services based in Barcelona, Spain
RevenueBase identified 81 company matches for cyber security services associated with Barcelona, Spain as of October 2026 and tracks 964 professional contacts across them, including 125 with verified work emails. Across Spain, Madrid is the largest hub for this category (157 companies); Barcelona follows with 81.
This list covers company matches for cyber security services associated with Barcelona, Spain, 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 October 19, 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 cyber security services based in Barcelona, Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 246 contacts → | ||||
Exact match “At NexTReT we are specialized in optimizing the ICT area of our clients and we help them acquire a high level of security with specialized solutions and services in…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 2 | 116 contacts → | ||||
Exact match “A2SECURE is a global cybersecurity expert based in Spain, founded in 2009 with private capital and now established as a leading MSSP provider.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 3 | 47 contacts → | ||||
Exact match “At Ackcent, we focus exclusively on cybersecurity and on delivering outcomes our clients can measure.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 4 | 44 contacts → | ||||
Exact match “Experts in #Cybersecurity.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 36 contacts → | ||||
Exact match “Somos expertos en ciberseguridad impulsada por IA.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 34 contacts → | ||||
Exact match “Madcoms serves companies from all sectors helping them to secure their communications and network infrastructures with the most appropriate technology and advanced design…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 34 contacts → | ||||
Exact match “OptimumTIC es una empresa especialista en CiberSeguridad creada en 2009, dedicada a ofrecer servicios transversales y plataformas gestionadas de los mejores soluciones y equipo…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 30 contacts → | ||||
Exact match “MARS SEGURIDAD nace con el objetivo de dar respuesta a la demanda de un perfil profesional que engloba amplios conocimientos y contrastada experiencia en el ámbito de la seguridad…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 19 contacts → | ||||
Exact match “Paradigm Shift is a leading independent European cybersecurity research provider, founded and led by industry veterans and elite researchers with over a decade of experience…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match “Strengthen your reputation, protect the digital ID of your brand and organization.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 12 contacts → | ||||
Exact match “Somos una empresa especializada en soporte y asesoramiento tecnológico.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “We are a young and innovative company offering cybersecurity solutions carefully designed for SMEs and Startups.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 9 contacts → | ||||
Exact match “cyber & is a company specializing in cybersecurity and digital resilience services, designed to protect business growth in complex environments.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 8 contacts → | ||||
Exact match “Premium Security Testing & Compliance.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 7 contacts → | ||||
Exact match “Ayudamos a empresas a proteger su información y su negocio con un servicio personalizado, ágil y efectivo | Ciberseguridad | Protección del dato | Ciberinteligencia |…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “D.S.A – Distribuidora de Servicios Antivirus S.L, fue fundada en 1998 para ofrecer un servicio completo de venta, instalación y asesoramiento sobre productos antivirus y…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “Somos una Startup tecnológica dedicada a la ciberseguridad y a la creación de soluciones integrales y personalizadas.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “Technological security is a key element for the competitiveness and progress of organisations.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match “Welcome to otpoint.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 20 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “Aronte, consultoría e ingeniería en seguridad de la información, ofrece un conjunto de servicios y soluciones orientados a preservar la información, velando por su seguridad.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “Seguridad Informatica y Hosting” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “En Kualitek somos especialistas en proporcionar servicios tecnológicos profesionales para empresas (B2B):* Redes y conectividad - instalación y mantenimiento de redes informáticas…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “En Asperis Security somos expertos en ciberseguridad ofensiva, especializados en servicios de pentesting.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Nuestra razón de ser eres tú y tu empresa.” Recorded in the RevenueBase company graph · Oct 19, 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 “cyber security 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 81 cyber security services based in Barcelona, Spain
See the full list, filter by size, metro and specialty, and access 125 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Cyber security services based in Barcelona, Spain at a glance
As of Oct 19, 2026Companies by employee count
Email recency for this list is measured across the whole Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 81 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 Barcelona, Spain whose business descriptions match “cyber security 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 125 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 October 19, 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.
Cyber security services by metro in Spain
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 “cyber security services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cyber security services are there based in Barcelona, Spain?
RevenueBase identified 81 company matches for cyber security services associated with Barcelona, Spain as of October 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?
Nextret tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Spain has the most cyber security services?
Madrid leads Spain with 157 company records, followed by Barcelona (81) and Malaga (20).
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 125 professional contacts with verified work emails tracked across these 81 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 October 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 81 cyber security services based in Barcelona, Spain. Start with a free account, no credit card.
Download this list →Related lists
Cyber security services by geography
- Cyber security services based in Buenos Aires, Argentina
- Cyber security services based in Adelaide, Australia
- Cyber security services based in Brisbane, Australia
- Cyber security services based in Canberra, Australia
- Cyber security services based in Melbourne, Australia
- Cyber security services based in Perth, Australia
- Cyber security services based in Sydney, Australia
- Cyber security services based in Vienna, Austria
- Cyber security services based in Dhaka, Bangladesh
- Cyber security services based in Barueri, Brazil
- Cyber security services based in Belo Horizonte, Brazil
- Cyber security 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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cyber security services based in Buenos Aires, Argentina
- Cyber security services based in Adelaide, Australia
- Cyber security services based in Brisbane, Australia
- Cyber security services based in Canberra, Australia
- Cyber security services based in Melbourne, Australia
- Cyber security services based in Perth, Australia
Company intelligence · public preview
Top 25 cyber security services based in Barcelona, Spain
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 81 matching company records for cyber security services based in Barcelona, Spain, with 964 tracked contacts and 125 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: October 19, 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 cyber security services based in Barcelona, Spain
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 |  Nextretnextret.netHQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 246 contacts → |
“At NexTReT we are specialized in optimizing the ICT area of our clients and we help them acquire a high level of security with specialized solutions and services in…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  A2securea2secure.comHQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 116 contacts → |
“A2SECURE is a global cybersecurity expert based in Spain, founded in 2009 with private capital and now established as a leading MSSP provider.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Ackcent Cybersecurityackcent.comHQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 47 contacts → |
“At Ackcent, we focus exclusively on cybersecurity and on delivering outcomes our clients can measure.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Internet Security Auditorsisecauditors.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 44 contacts → |
“Experts in #Cybersecurity.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Apolo Cybersecurityapolocybersecurity.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 36 contacts → |
“Somos expertos en ciberseguridad impulsada por IA.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Madcoms Networksmadcoms.netHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 34 contacts → |
“Madcoms serves companies from all sectors helping them to secure their communications and network infrastructures with the most appropriate technology and advanced design…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Optimumticoptimumtic.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 34 contacts → |
“OptimumTIC es una empresa especialista en CiberSeguridad creada en 2009, dedicada a ofrecer servicios transversales y plataformas gestionadas de los mejores soluciones y equipo…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Mārs Seguridadmars-seguridad.comHQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 30 contacts → |
“MARS SEGURIDAD nace con el objetivo de dar respuesta a la demanda de un perfil profesional que engloba amplios conocimientos y contrastada experiencia en el ámbito de la seguridad…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Paradigm Shiftps.tc HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 19 contacts → |
“Paradigm Shift is a leading independent European cybersecurity research provider, founded and led by industry veterans and elite researchers with over a decade of experience…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Onbrandingonbranding.esHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 12 contacts → |
“Strengthen your reputation, protect the digital ID of your brand and organization.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Xtree Serveis Informàticsxtree.esHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 12 contacts → |
“Somos una empresa especializada en soporte y asesoramiento tecnológico.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Axelia Cybersecurityaxeliacybersecurity.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 10 contacts → |
“We are a young and innovative company offering cybersecurity solutions carefully designed for SMEs and Startups.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  CYBERcyberand.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 9 contacts → |
“cyber & is a company specializing in cybersecurity and digital resilience services, designed to protect business growth in complex environments.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  ZERODzerod.ioHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 8 contacts → |
“Premium Security Testing & Compliance.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Estratec360estratec360.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 7 contacts → |
“Ayudamos a empresas a proteger su información y su negocio con un servicio personalizado, ágil y efectivo | Ciberseguridad | Protección del dato | Ciberinteligencia |…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“D.S.A – Distribuidora de Servicios Antivirus S.L, fue fundada en 1998 para ofrecer un servicio completo de venta, instalación y asesoramiento sobre productos antivirus y…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Blackdogsblackdogs.ioHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“Somos una Startup tecnológica dedicada a la ciberseguridad y a la creación de soluciones integrales y personalizadas.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Moeeniamoeenia.techHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“Technological security is a key element for the competitiveness and progress of organisations.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Otpointotpoint.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 5 contacts → |
“Welcome to otpoint.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Quasar Cyber Securityquasar-sec.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  Arontearonte.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 4 contacts → |
“Aronte, consultoría e ingeniería en seguridad de la información, ofrece un conjunto de servicios y soluciones orientados a preservar la información, velando por su seguridad.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | procesos.comprocesos.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 4 contacts → |
“Seguridad Informatica y Hosting” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Kualitek Communicationskualitek.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 3 contacts → |
“En Kualitek somos especialistas en proporcionar servicios tecnológicos profesionales para empresas (B2B):* Redes y conectividad - instalación y mantenimiento de redes informáticas…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Asperis Securityasperis.esHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 2 contacts → |
“En Asperis Security somos expertos en ciberseguridad ofensiva, especializados en servicios de pentesting.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Ukotek Cybersecurityukotek.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 2 contacts → |
“Nuestra razón de ser eres tú y tu empresa.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 81 company matches
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Cyber security services: dataset insights
October 19, 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
81 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 Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 81 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: October 19, 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 ↗
Cyber security services by metro in Spain
Questions about this company list
What does Exact match mean for cyber security 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 cyber security services did RevenueBase find based in Barcelona, Spain?
The saved snapshot records 81 matching company records, 964 tracked contacts and 125 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: October 19, 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
Cyber security services by geography
- Cyber security services based in Buenos Aires, Argentina
- Cyber security services based in Adelaide, Australia
- Cyber security services based in Brisbane, Australia
- Cyber security services based in Canberra, Australia
- Cyber security services based in Melbourne, Australia
- Cyber security services based in Perth, Australia
- Cyber security services based in Sydney, Australia
- Cyber security services based in Vienna, Austria
- Cyber security services based in Dhaka, Bangladesh
- Cyber security services based in Barueri, Brazil
- Cyber security services based in Belo Horizonte, Brazil
- Cyber security services based in Brasilia, Brazil
Cite this list
RevenueBase Data Team. Top 25 cyber security services based in Barcelona, Spain. Snapshot: October 19, 2026. https://revenuebase.ai/companies/cyber-security-services/spain/barcelona.
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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- New lists
- Cyber security services based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 cyber security services based in Barcelona, Spain
RevenueBase records 81 matching company records for cyber security services based in Barcelona, Spain, with 964 tracked contacts and 125 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: October 19, 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 cyber security services based in Barcelona, Spain
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 | Nextretnextret.net HQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 246 contacts → |
“At NexTReT we are specialized in optimizing the ICT area of our clients and we help them acquire a high level of security with specialized solutions and services in…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | A2securea2secure.com HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 116 contacts → |
“A2SECURE is a global cybersecurity expert based in Spain, founded in 2009 with private capital and now established as a leading MSSP provider.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ackcent Cybersecurityackcent.com HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 47 contacts → |
“At Ackcent, we focus exclusively on cybersecurity and on delivering outcomes our clients can measure.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Internet Security Auditorsisecauditors.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 44 contacts → |
“Experts in #Cybersecurity.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Apolo Cybersecurityapolocybersecurity.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 36 contacts → |
“Somos expertos en ciberseguridad impulsada por IA.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Madcoms Networksmadcoms.net HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 34 contacts → |
“Madcoms serves companies from all sectors helping them to secure their communications and network infrastructures with the most appropriate technology and advanced design…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Optimumticoptimumtic.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 34 contacts → |
“OptimumTIC es una empresa especialista en CiberSeguridad creada en 2009, dedicada a ofrecer servicios transversales y plataformas gestionadas de los mejores soluciones y equipo…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Mārs Seguridadmars-seguridad.com HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 30 contacts → |
“MARS SEGURIDAD nace con el objetivo de dar respuesta a la demanda de un perfil profesional que engloba amplios conocimientos y contrastada experiencia en el ámbito de la seguridad…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Paradigm Shiftps.tc HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 19 contacts → |
“Paradigm Shift is a leading independent European cybersecurity research provider, founded and led by industry veterans and elite researchers with over a decade of experience…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Onbrandingonbranding.es HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 12 contacts → |
“Strengthen your reputation, protect the digital ID of your brand and organization.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Xtree Serveis Informàticsxtree.es HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 12 contacts → |
“Somos una empresa especializada en soporte y asesoramiento tecnológico.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Axelia Cybersecurityaxeliacybersecurity.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 10 contacts → |
“We are a young and innovative company offering cybersecurity solutions carefully designed for SMEs and Startups.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | CYBERcyberand.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 9 contacts → |
“cyber & is a company specializing in cybersecurity and digital resilience services, designed to protect business growth in complex environments.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ZERODzerod.io HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 8 contacts → |
“Premium Security Testing & Compliance.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Estratec360estratec360.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 7 contacts → |
“Ayudamos a empresas a proteger su información y su negocio con un servicio personalizado, ágil y efectivo | Ciberseguridad | Protección del dato | Ciberinteligencia |…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“D.S.A – Distribuidora de Servicios Antivirus S.L, fue fundada en 1998 para ofrecer un servicio completo de venta, instalación y asesoramiento sobre productos antivirus y…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Blackdogsblackdogs.io HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“Somos una Startup tecnológica dedicada a la ciberseguridad y a la creación de soluciones integrales y personalizadas.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Moeeniamoeenia.tech HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“Technological security is a key element for the competitiveness and progress of organisations.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Otpointotpoint.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 5 contacts → |
“Welcome to otpoint.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Quasar Cyber Securityquasar-sec.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Arontearonte.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 4 contacts → |
“Aronte, consultoría e ingeniería en seguridad de la información, ofrece un conjunto de servicios y soluciones orientados a preservar la información, velando por su seguridad.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | procesos.comprocesos.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 4 contacts → |
“Seguridad Informatica y Hosting” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Kualitek Communicationskualitek.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 3 contacts → |
“En Kualitek somos especialistas en proporcionar servicios tecnológicos profesionales para empresas (B2B):* Redes y conectividad - instalación y mantenimiento de redes informáticas…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Asperis Securityasperis.es HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 2 contacts → |
“En Asperis Security somos expertos en ciberseguridad ofensiva, especializados en servicios de pentesting.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Ukotek Cybersecurityukotek.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 2 contacts → |
“Nuestra razón de ser eres tú y tu empresa.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 81 company matches
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Cyber security services: dataset insights
October 19, 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
81 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 Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 81 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: October 19, 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 ↗
Cyber security services by metro in Spain
Questions about this company list
What does Exact match mean for cyber security 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 cyber security services did RevenueBase find based in Barcelona, Spain?
The saved snapshot records 81 matching company records, 964 tracked contacts and 125 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: October 19, 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
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Cite this list
RevenueBase Data Team. Top 25 cyber security services based in Barcelona, Spain. Snapshot: October 19, 2026. https://revenuebase.ai/companies/cyber-security-services/spain/barcelona.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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