Company lists · Data verified August 2026

Top 25 Enterprise IT consulting firms based in Spain

Name: Enterprise IT 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 2,315 companies tracked

There are 2,315 enterprise IT consulting firms headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 79,175 professional contacts across them, including 17,434 with verified work emails and 1,178 with mobile numbers. Madrid is the largest hub.

This list covers enterprise IT 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.

2,315Companies

79,175Contacts tracked

17,434Verified emails

1,178Mobile numbers

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The 25 largest enterprise IT consulting firms based in Spain

Ranked by team size

Top 25 of 2,315 enterprise IT 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	AUBAY	Parque Tecnologico Boecillo	5,001-10,000	2,658	1,052
2	Alten Spain	n/a	1,001-5,000	1,950	253
3	SICE	Alcobendas	1,001-5,000	1,312	243
4	NIJI	Madrid	1,001-5,000	1,268	724
5	Between Technology	Barcelona	501-1,000	719	227
6	Axpe Consulting	Llanera	1,001-5,000	653	31
7	Adaptavist	Getafe	1,001-5,000	631	471
8	Optimissa	Madrid	1,001-5,000	527	79
9	Grupo Versia	Valle De Trapaga	501-1,000	488	93
10	MNEMO	Madrid	501-1,000	444	10
11	SIRT	Zaragoza	201-500	441	78
12	Aubay Spain	Barcelona	5,001-10,000	428	91
13	Experis España	Madrid	1,001-5,000	425	48
14	Nter Tech Services	Madrid	201-500	409	44
15	Atsistemas	Madrid	1,001-5,000	391	61
16	Mashfrog Group	Madrid	201-500	390	261
17	Integra	Huelva	501-1,000	375	86
18	FSP	Barcelona	201-500	368	202
19	Excelia	Pozuelo De Alarcon	201-500	312	68
20	Viseo Iberia	Granada	1,001-5,000	312	45
21	Panel Sistemas Informaticos	Madrid	201-500	303	32
22	Erhardt Serikat	Bilbao	201-500	294	36
23	Grupo ICA	Sevilla	501-1,000	285	23
24	Timestamp España	Castelldefels	1,001-5,000	283	41
25	Álamoconsulting	Madrid	201-500	272	46

Showing 25 of 2,315 enterprise IT consulting firms based in Spain

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Enterprise IT consulting firms based in Spain at a glance

As of Aug 28, 2026

1-10Median size (employees)

MadridLargest hub · 565 HQs

1,178Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

1,306

11-50

680

51-200

220

201-500

501-1,000

1,001-5,000

5,001-10,000

Enterprise IT consulting firms by metro

Metro	Companies
Enterprise IT consulting firms in Madrid	565
Enterprise IT consulting firms in Barcelona	312
Enterprise IT consulting firms in Valencia	80
Enterprise IT consulting firms in Sevilla	53
Enterprise IT consulting firms in Malaga	47
Enterprise IT consulting firms in Bilbao	37
Enterprise IT consulting firms in Zaragoza	36

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 “enterprise IT 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; 0 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 enterprise IT consulting firms are there based in Spain?

There are 2,315 enterprise IT consulting firms headquartered in Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

AUBAY, headquartered in Parque Tecnologico Boecillo, tops this list with the largest team on record.

Which city has the most enterprise IT consulting firms?

Madrid leads with 565 headquartered companies, followed by Barcelona (312) and Valencia (80).

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 17,434 verified decision-maker contacts tracked across these 2,315 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.