Company lists · Data refreshed August 2026
Top 17 Cloud threat detection companies based in Spain
RevenueBase identified 44 cloud threat detection companies headquartered in Spain as of August 2026 and tracks 1,001 professional contacts across them, including 159 with verified work emails and 9 with mobile numbers. Madrid is the largest hub.
This list covers cloud threat detection companies headquartered in Spain, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed August 31, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 17 largest cloud threat detection companies based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 228 contacts → | ||||
Indirect evidence “Alhambra es una compañía IT que ayuda a cualquier tipo de organización a proteger sus datos, sus comunicaciones y sus procesos contra todo tipo de incidentes a través de Servicios…” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 2 | 192 contacts → | ||||
Indirect evidence “S21Sec, Cyber Solutions by Thales, is a leading European Cybersecurity pure-player, with more than 400 security experts and an Iberian SOC.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 3 | 122 contacts → | ||||
Indirect evidence “Empresa de Ciberseguridad soportada en Datos.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 4 | 105 contacts → | ||||
Indirect evidence “Si andas por aquí, significa que te dedicas a la ciberseguridad, que te gustaría trabajar con nosotros o quizá que necesitas que te ayudemos con alguno de nuestros servicios.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 5 | 104 contacts → | ||||
Partial evidence “Your hybrid infrastructure, cloud and network cybersecurity partner Aiuken Cybersecurity is TOP Vendor 2020 for MDR by Gartner.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 6 | 37 contacts → | ||||
Indirect evidence “Somos expertos en ciberseguridad impulsada por IA.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 7 | 21 contacts → | ||||
Partial evidence “Since Redborder’s inception, we’ve been committed to ensuring client security through advanced, AI-powered solutions designed to adapt to today’s dynamic threat landscape.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 8 | 16 contacts → | ||||
Indirect evidence “Soluciones y servicios gestionados de ciberseguridad para organizaciones que no pueden permitirse parar.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 9 | 12 contacts → | ||||
Partial evidence “En cloud.gal construimos la nueva era digital, conectando tecnología, información y personas de una manera simple y cercana, proporcionando a las organizaciones el hogar digital…” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 10 | 11 contacts → | ||||
Indirect evidence “Overe's SaaS Security platform provides businesses with a comprehensive but easy-to-use Cybersecurity service.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 11 | 11 contacts → | ||||
Indirect evidence “We are a passionate group of security experts with wide experience in Incident Response, Cybersecurity, Infrastructure, Industrial Security and Red Team- We combine our efforts…” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 12 | 11 contacts → | ||||
Indirect evidence “Somos un equipo formado por profesionales con más de 25 años de experiencia trabajando en el mundo de la informática, especializados en los últimos años en el campo de la…” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Indirect evidence “Synergial s’especialitza a oferir solucions avançades de ciberseguretat per protegir les empreses davant d’una àmplia varietat d’amenaces digitals.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 14 | 8 contacts → | ||||
Indirect evidence “Sophos es un innovador líder mundial en soluciones avanzadas de ciberseguridad para combatir ciberataques, entre las que se incluyen servicios gestionados de Detección y Respuesta…” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 15 | 8 contacts → | ||||
Indirect evidence “Bienvenidos a Cibersare, una empresa de ciberseguridad especializada en PYMES.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 16 | 4 contacts → | ||||
Partial evidence “AO Data Cloud es una empresa especializada en infraestructura IT y servicios de ciberseguridad.” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Indirect evidence “Somos una empresa especializada en ciberseguridad, con amplia experiencia en proyectos de análisis del estado de nuestros clientes, identificación de puntos débiles y mejora de…” Source: RevenueBase Database · checked Aug 31, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: cloud threat detection companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names cloud threat detection companies.
- Partial evidence
- Its own public description names part of cloud threat detection companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name cloud threat detection companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 17 of 44 cloud threat detection companies based in Spain
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Cloud threat detection companies based in Spain at a glance
As of Aug 31, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among cloud threat detection companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Spain whose own description of what they do matches “cloud threat detection companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names cloud threat detection companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among cloud threat detection companies, and records with no verified work email. Companies headquartered outside Spain are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 159 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on August 31, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names cloud threat detection companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many cloud threat detection companies are there based in Spain?
RevenueBase identified 44 cloud threat detection companies headquartered in Spain as of August 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Alhambra IT, headquartered in Madrid, tops this list with the largest team on record.
Which city has the most cloud threat detection companies?
Madrid leads with 15 headquartered companies, followed by Barcelona (6) and Ourense (1).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 159 verified decision-maker contacts tracked across these 44 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on August 31, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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