Company lists · Data refreshed October 2026

Top 25 Cybersecurity consulting service providers based in Spain

RevenueBase identified 592 company matches for cybersecurity consulting service providers associated with Spain as of October 2026 and tracks 7,582 professional contacts across them, including 1,119 with verified work emails. Madrid is the largest hub.

This list covers company matches for cybersecurity consulting service providers associated with 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 1, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 1, 2026 How this list was built
592Companies
7,582Contacts tracked
1,119Verified emails
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The 25 largest cybersecurity consulting service providers based in Spain

Ranked by team size
Top 25 of 592 company matches for cybersecurity consulting service providers based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAlcobendas, SpainHQ recorded Oct 1, 20261,001-5,000702 contacts →

Exact match

“SIA is the leading cybersecurity company in Spain and Portugal, both in terms of turnover and expert talent, with more than 1,600 specialists.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchValencia, SpainHQ recorded Oct 1, 2026501-1,000683 contacts →

Exact match

“We are a European company specialising in cybersecurity, cyberintelligence and cyberdefence, with more than 20 years of experience protecting critical infrastructures and…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchMadrid, SpainHQ recorded Oct 1, 2026501-1,000442 contacts →

Exact match

“MNEMO: We are #DigitalChallengers.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchMadrid, SpainHQ recorded Oct 1, 2026201-500229 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchMadrid, SpainHQ recorded Oct 1, 2026201-500191 contacts →

Exact match

“S21Sec, Cyber Solutions by Thales, is a leading European Cybersecurity pure-player, with more than 400 security experts and an Iberian SOC.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchMadrid, SpainHQ recorded Oct 1, 202651-200183 contacts →

Exact match

“Expertos en Ciberseguridad, Privacidad, GRC, IRM y Cumplimiento Normativo unificando la perspectiva Legal y Tecnológica GOVERTIS es la mayor firma de Advisory 100% especializada…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchMadrid, SpainHQ recorded Oct 1, 202651-200171 contacts →

Exact match

“Somos una empresa líder en Ciberseguridad, ofrecemos productos y servicios de la más alta calidad.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchLas Rozas De Madrid, SpainHQ recorded Oct 1, 202651-200145 contacts →

Exact match

“Secure & IT es una empresa especializada en seguridad de la información que trabaja en cinco líneas: compliance, procesos y gobierno IT, sistemas y seguridad IT, seguridad…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchZaragoza, SpainHQ recorded Oct 1, 202651-200125 contacts →

Exact match

“Nologin is a company with advanced knowhow in the field of Information Technology, providing quality services and solutions for clients worldwide.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchMadrid, SpainHQ recorded Oct 1, 202651-200124 contacts →

Exact match

“Empresa de Ciberseguridad soportada en Datos.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchMadrid, SpainHQ recorded Oct 1, 202651-200123 contacts →

Exact match

“Tarlogic is an international company that specializes in cyber intelligence and cybersecurity.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchBarcelona, SpainHQ recorded Oct 1, 202651-200114 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 1, 2026 · View company records in RevenueBase
13Exact matchCastellón De La Plana, SpainHQ recorded Oct 1, 2026201-500110 contacts →

Exact match

“IT Security Consulting and Deployment- Sofistic is a cybersecurity company, born from researchers in this field, with offices in USA, Spain, Panama, Colombia, Chile and the…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchMadrid, SpainHQ recorded Oct 1, 202651-200107 contacts →

Exact match

“Cybertrust & Cybersecurity Wise Security is a technology company that is part of Var Group Spain.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchMadrid, SpainHQ recorded Oct 1, 2026501-1,000106 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchBoadilla Del Monte, SpainHQ recorded Oct 1, 202651-200104 contacts →

Exact match

“Your hybrid infrastructure, cloud and network cybersecurity partner Aiuken Cybersecurity is TOP Vendor 2020 for MDR by Gartner.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchMataro, SpainHQ recorded Oct 1, 202651-20091 contacts →

Exact match

“GSSecurity nace en el año 2006 de la mano de un grupo de profesionales con una dilatada experiencia en el sector de la seguridad residencial y empresarial.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18Exact matchMadrid, SpainHQ recorded Oct 1, 202651-20076 contacts →

Exact match

“Áudea Seguridad de la Información es una consultora tecnológica, con 10 años de experiencia, que presta servicios profesionales relacionados con la gestión de la seguridad de la…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19Exact matchMálaga, SpainHQ recorded Oct 1, 202651-20068 contacts →

Exact match

“Hispasec juega un papel fundamental en la historia de la ciberseguridad en España desde que nacimos hace 25 años.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchMadrid, SpainHQ recorded Oct 1, 202651-20064 contacts →

Exact match

“As of 2024, Innovery, a leading group in the Italian and European market with a wide range of solutions and services in the field of cybersecurity, has joined Neverhack.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact matchOurense, SpainHQ recorded Oct 1, 202611-5063 contacts →

Exact match

“DLTCode es una empresa que opera en el ámbito de la consultaría tecnológica y digital, ciberseguridad e innovación abierta.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchGranada, SpainHQ recorded Oct 1, 202611-5063 contacts →

Exact match

“We are a cybersecurity company providing consulting and evaluation services under different evaluation methodologies such as LINCE, Common Criteria, FIPS 140-3, PCI-PTS, PCI-CPoC…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23Exact matchMadrid, SpainHQ recorded Oct 1, 202651-20061 contacts →

Exact match

“BOTECH, un paso más allá de la ciberseguridad, la inteligencia y el cumplimiento normativo Casi 15 años de historia… Presentes en España, México, Chile, Brasil, República…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24Exact matchMadrid, SpainHQ recorded Oct 1, 202651-20054 contacts →

Exact match

“BeDisruptive is a multinational technology boutique specialising in cybersecurity that supports its clients in designing solutions and maintaining a secure environment in which…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25Exact matchMadrid, SpainHQ recorded Oct 1, 202651-20049 contacts →

Exact match

“Atalanta is a company specialising in cybersecurity, digital transformation and training.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 592 cybersecurity consulting service providers based in Spain

See the full list, filter by size, metro and specialty, and access 1,119 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cybersecurity consulting service providers based in Spain at a glance

As of Oct 1, 2026
14.8%Verified-email coverage
12.8Average contacts per company
1-10Median size (employees)
26.4%Largest-city concentration · Madrid
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
375
11-50
159
51-200
40
201-500
8
501-1,000
5
1,001-5,000
4

Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 592 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 Spain whose business descriptions match “cybersecurity consulting service providers” 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 1,119 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 1, 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.

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 consulting service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity consulting service providers are there based in Spain?

RevenueBase identified 592 company matches for cybersecurity consulting service providers associated with 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?

SIA Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most cybersecurity consulting service providers?

Madrid leads with 156 company records, followed by Barcelona (85) 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 1,119 professional contacts with verified work emails tracked across these 592 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 1, 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 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.