Company lists · Data verified August 2026

Top 25 Data center consulting firms based in Spain

Name: Data center 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 171 companies tracked

There are 171 data center consulting firms headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 2,324 professional contacts across them, including 290 with verified work emails and 25 with mobile numbers. Madrid is the largest hub.

This list covers data center 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.

171Companies

2,324Contacts tracked

290Verified emails

25Mobile numbers

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The 25 largest data center consulting firms based in Spain

Ranked by team size

Top 25 of 171 data center 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	SIRT	Zaragoza	201-500	441	78
2	Powernet	A Coruna	51-200	149	21
3	Hardware & Parts	Sant Joan Despi	11-50	117	4
4	PQC	Bilbao	11-50	92	8
5	Quark Unlimited Engineering	Madrid	51-200	88	4
6	Myclouddoor	Madrid	201-500	86	22
7	Itera Process España	Madrid	201-500	71	12
8	Alianza Corp	Madrid	51-200	54	9
9	Uniway	Madrid	51-200	54	1
10	Solutel	Valencia	11-50	46	2
11	Empatiza Consulting	Llanera	11-50	42	8
12	Studionwa	Madrid	11-50	33	3
13	Teradisk Consulting SL	Vilafranca Del Penedes	11-50	32	15
14	Aryse Global Services	Dos Hermanas	51-200	30	7
15	Cliatec. 360 Data Center	Madrid	11-50	26	5
16	Adam - Data Center	Barcelona	51-200	25	6
17	ITRES	Murcia	11-50	25	3
18	Siscom Vigo	Vigo	11-50	24	4
19	Walhalla	Castellon De La Plana	11-50	19	2
20	Aspacloud Datacenter	San Fernando De Henares	11-50	16	3
21	Onwork - IT & Cloud	n/a	11-50	15	2
22	Duonex	Boecillo	11-50	14	3
23	Asir Intrasite	Ponteareas	11-50	13	2
24	Enetic Soluciones Tecnológicas	Paterna	11-50	12	1
25	Techpeople Consulting	Madrid	51-200	11	2

Showing 25 of 171 data center consulting firms based in Spain

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 290 reachable decision-makers.

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Data center consulting firms based in Spain at a glance

As of Aug 28, 2026

1-10Median size (employees)

MadridLargest hub · 44 HQs

25Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Data center consulting firms by metro

Metro	Companies
Data center consulting firms in Madrid	44
Data center consulting firms in Barcelona	24
Data center consulting firms in Valencia	5
Data center consulting firms in Vilafranca Del Penedes	4
Data center consulting firms in Malaga	4
Data center consulting firms in Murcia	3
Data center consulting firms in Zaragoza	3

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 center 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 data center consulting firms are there based in Spain?

There are 171 data center consulting firms headquartered in Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

SIRT, headquartered in Zaragoza, tops this list with the largest team on record.

Which city has the most data center consulting firms?

Madrid leads with 44 headquartered companies, followed by Barcelona (24) and Valencia (5).

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 290 verified decision-maker contacts tracked across these 171 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.