Company lists · Data verified August 2026

Top 25 Data center consulting firms based in Germany

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 414 companies tracked

There are 414 data center consulting firms headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 6,478 professional contacts across them, including 2,089 with verified work emails and 317 with mobile numbers. Berlin is the largest hub.

This list covers data center consulting firms headquartered in Germany, 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.

414Companies

6,478Contacts tracked

2,089Verified emails

317Mobile numbers

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The 25 largest data center consulting firms based in Germany

Ranked by team size

Top 25 of 414 data center consulting firms based in Germany, 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	ACP Gruppe	Koln	1,001-5,000	1,070	365
2	TNG Technology Consulting	Berlin	501-1,000	767	139
3	MTI	Munchen	201-500	762	75
4	Interworks	Dusseldorf	201-500	284	245
5	QCT	Dusseldorf	51-200	141	37
6	Data Center Group	Koln	201-500	129	68
7	Telemaxx Telekommunikation Gmbh	Karlsruhe	51-200	92	40
8	Cloudeteer	Hamburg	51-200	84	56
9	Ttsp HWP Planungsgesellschaft MBH	Frankfurt Am Main	51-200	81	11
10	Synaforce	Mainz	51-200	79	33
11	Mispa Technologies Gmbh	Langenfeld Rheinland	51-200	63	23
12	Comconsult Gmbh	Aachen	51-200	53	40
13	CMS It-Consulting Gmbh	Neukeferloh	51-200	50	33
14	Demando Gmbh	Kaiserslautern	51-200	50	20
15	TMK Thomas Mack Kommunikation Gmbh	Muenzenberg	51-200	49	34
16	Ezcon Network Gmbh	Aalen	51-200	46	30
17	HCD Consulting Gmbh	Inning A. Ammersee	51-200	43	23
18	Rewion	Murr	51-200	38	22
19	X-Ion Gmbh	Hamburg	51-200	36	20
20	Alsbridge	Montabaur	201-500	36	6
21	Prior1 Gmbh	Sankt Augustin	51-200	35	22
22	Etomer Gmbh	Berlin	51-200	31	23
23	Circular Informationssysteme Gmbh	Stuttgart	51-200	31	3
24	Planen & Bauen Gmbh	Bensheim	51-200	30	15
25	Evoila Germany	Mainz	201-500	30	2

Showing 25 of 414 data center consulting firms based in Germany

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Data center consulting firms based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 26 HQs

317Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

222

11-50

131

51-200

201-500

501-1,000

1,001-5,000

Data center consulting firms by metro

Metro	Companies
Data center consulting firms in Berlin	26
Data center consulting firms in Hamburg	24
Data center consulting firms in Munchen	16
Data center consulting firms in Koln	14
Data center consulting firms in Frankfurt	13
Data center consulting firms in Dusseldorf	12
Data center consulting firms in Munich	11
Data center consulting firms in Frankfurt Am Main	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 “data center consulting firms”, with match quality audited by blind human judging, and headquartered in Germany.
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; 5 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 Germany?

There are 414 data center consulting firms headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

ACP Gruppe, headquartered in Koln, tops this list with the largest team on record.

Which city has the most data center consulting firms?

Berlin leads with 26 headquartered companies, followed by Hamburg (24) and Munchen (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 2,089 verified decision-maker contacts tracked across these 414 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.