Company lists · Data verified August 2026

Top 25 Data security consulting firms based in Spain

Name: Data security consulting firms based in Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 442 companies tracked

There are 442 data security consulting firms headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 26,562 professional contacts across them, including 779 with verified work emails and 273 with mobile numbers. Madrid is the largest hub.

This list covers data security consulting firms headquartered in Spain, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

442Companies

26,562Contacts tracked

779Verified emails

273Mobile numbers

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The 25 largest data security consulting firms based in Spain

Ranked by team size

Top 25 of 442 data security consulting firms based in Spain, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Govertis	Valencia	51-200	182	44
2	Secure&it	Las Rozas De Madrid	51-200	145	9
3	A2secure	Madrid	51-200	115	24
4	GSS Security	n/a	51-200	89	9
5	Áudea Seguridad DE LA Información	Madrid	51-200	76	6
6	Neverhack Spain	Barcelona	51-200	65	13
7	Jtsec Beyond IT Security	Granada	11-50	63	8
8	Dltcode	Madrid	11-50	59	24
9	Verasafe	Malaga	51-200	57	44
10	Forlopd	Madrid	51-200	50	13
11	Core Networks SL	Sevilla	51-200	50	4
12	Inprosec	Pontevedra	11-50	50	4
13	Ackcent Cybersecurity	n/a	51-200	48	12
14	Lazarus Technology	San Sebastian De Los Reyes	51-200	43	12
15	Smart Human Capital	Madrid	51-200	40	6
16	Apolo Cybersecurity	Barcelona	11-50	37	5
17	Perseus Cybersecurity Services	Derio	11-50	32	9
18	Serval Networks	Alcobendas	51-200	28	3
19	Mārs Seguridad	Barcelona	51-200	26	5
20	Jakincode	Vitoria-Gasteiz	11-50	26	3
21	ITRES	Murcia	11-50	25	3
22	Atlas Proyectos Informaticos	Zaragoza	11-50	24	10
23	Cies Ciberseguridad Y Cumplimiento	Llanera	51-200	22	3
24	Gotham Digital Science, A Stroz Friedberg Company	Madrid	51-200	21	1
25	Tecnek Ciberseguridad	Madrid	11-50	20	3

Showing 25 of 442 data security consulting firms based in Spain

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Data security consulting firms based in Spain at a glance

As of Aug 28, 2026

1-10Median size (employees)

MadridLargest hub · 102 HQs

273Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

299

11-50

113

51-200

201-500

501-1,000

1,001-5,000

Data security consulting firms by metro

Metro	Companies
Data security consulting firms in Madrid	102
Data security consulting firms in Barcelona	54
Data security consulting firms in Malaga	14
Data security consulting firms in Valencia	13
Data security consulting firms in Murcia	12
Data security consulting firms in Zaragoza	10
Data security consulting firms in Sevilla	8

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “data security consulting firms”, with match quality audited by blind human judging, and headquartered in Spain.
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: Contact records re-verify on a rolling cadence; 2 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many data security consulting firms are there based in Spain?

There are 442 data security consulting firms headquartered in Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

Govertis, headquartered in Valencia, tops this list with the largest team on record.

Which city has the most data security consulting firms?

Madrid leads with 102 headquartered companies, followed by Barcelona (54) and Malaga (14).

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 779 verified decision-maker contacts tracked across these 442 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.