Company lists · Data verified August 2026

Top 25 Cybersecurity risk consulting firms based in Spain

Name: Cybersecurity risk 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 490 companies tracked

There are 490 cybersecurity risk consulting firms headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 6,410 professional contacts across them, including 1,184 with verified work emails and 125 with mobile numbers. Madrid is the largest hub.

This list covers cybersecurity risk 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.

490Companies

6,410Contacts tracked

1,184Verified emails

125Mobile numbers

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The 25 largest cybersecurity risk consulting firms based in Spain

Ranked by team size

Top 25 of 490 cybersecurity risk 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	SIA Group	Alcobendas	1,001-5,000	704	31
2	Advens	Barcelona	501-1,000	588	314
3	MNEMO	Madrid	501-1,000	444	10
4	S21sec	Madrid	201-500	192	36
5	Govertis	Valencia	51-200	182	44
6	Attackiq	Barcelona	51-200	158	74
7	Secure&it	Las Rozas De Madrid	51-200	145	9
8	YARIX	Madrid	201-500	131	67
9	A3sec	Madrid	51-200	122	24
10	Tarlogic	n/a	51-200	122	21
11	A2secure	Madrid	51-200	115	24
12	Innotec Security	Madrid	501-1,000	105	14
13	Sidertia By Izertis	Madrid	51-200	92	12
14	Áudea Seguridad DE LA Información	Madrid	51-200	76	6
15	Hispasec	Malaga	51-200	68	11
16	Neverhack Spain	Barcelona	51-200	65	13
17	Dltcode	Madrid	11-50	59	24
18	Bedisruptive	Madrid	51-200	54	26
19	Forlopd	Madrid	51-200	50	13
20	Inprosec	Pontevedra	11-50	50	4
21	Atalanta Cybersecurity & Digital	Madrid	51-200	49	11
22	Ackcent Cybersecurity	n/a	51-200	48	12
23	Gestinet Internet Informàtica	Valencia	51-200	48	12
24	Softeng	Barcelona	11-50	46	16
25	Lazarus Technology	San Sebastian De Los Reyes	51-200	43	12

Showing 25 of 490 cybersecurity risk consulting firms based in Spain

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Cybersecurity risk consulting firms based in Spain at a glance

As of Aug 28, 2026

1-10Median size (employees)

MadridLargest hub · 144 HQs

125Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

311

11-50

123

51-200

201-500

501-1,000

1,001-5,000

Cybersecurity risk consulting firms by metro

Metro	Companies
Cybersecurity risk consulting firms in Madrid	144
Cybersecurity risk consulting firms in Barcelona	73
Cybersecurity risk consulting firms in Malaga	16
Cybersecurity risk consulting firms in Valencia	15
Cybersecurity risk consulting firms in Murcia	12
Cybersecurity risk consulting firms in Zaragoza	11
Cybersecurity risk consulting firms in Sevilla	10

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 “cybersecurity risk 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; 1 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 cybersecurity risk consulting firms are there based in Spain?

There are 490 cybersecurity risk consulting firms headquartered in Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

SIA Group, headquartered in Alcobendas, tops this list with the largest team on record.

Which city has the most cybersecurity risk consulting firms?

Madrid leads with 144 headquartered companies, followed by Barcelona (73) and Malaga (16).

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 1,184 verified decision-maker contacts tracked across these 490 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.