Company lists · Data verified August 2026

Top 25 Cybersecurity consulting agencies based in Germany

Name: Cybersecurity consulting agencies based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 865 companies tracked

There are 865 cybersecurity consulting agencies headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 8,542 professional contacts across them, including 2,763 with verified work emails and 186 with mobile numbers. Berlin is the largest hub.

This list covers cybersecurity consulting agencies 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.

865Companies

8,542Contacts tracked

2,763Verified emails

186Mobile numbers

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The 25 largest cybersecurity consulting agencies based in Germany

Ranked by team size

Top 25 of 865 cybersecurity consulting agencies 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	MTI	Munchen	201-500	762	75
2	Secunet Security Networks AG	Essen	1,001-5,000	620	59
3	G Data Cyberdefense	Bochum	501-1,000	389	154
4	Telekom Security	Bonn	1,001-5,000	360	183
5	USD AG	Neu-Isenburg	51-200	131	92
6	SEC Consult Group	Bochum	201-500	98	36
7	Exclusive Networks Deutschland Gmbh	Munster	51-200	85	45
8	R-Tec IT Security Gmbh	Wuppertal	51-200	83	47
9	Intersoft Consulting Services AG	Koln	51-200	70	45
10	Indevis Gmbh	Munich	51-200	70	36
11	Syss Gmbh	Frankfurt	51-200	70	6
12	SRC Security Research And Consulting Gmbh	Bonn	51-200	69	43
13	Ditis Systeme	Heidenheim An Der Brenz	51-200	68	37
14	Mispa Technologies Gmbh	Langenfeld Rheinland	51-200	63	23
15	Trusteq Gmbh	Munchen	51-200	59	30
16	Water IT Security & Defense	Dusseldorf	51-200	55	20
17	Proxcel	Berlin	51-200	52	31
18	Blaze Information Security	Berlin	51-200	51	30
19	Concentrade Gmbh	Koln	51-200	51	30
20	Medialine Security	Stuttgart	51-200	51	19
21	CMS It-Consulting Gmbh	Neukeferloh	51-200	50	33
22	Prosec Gmbh	Munchen	51-200	49	29
23	Hvs-Consulting	Garching	51-200	46	27
24	Forenova Technologies Gmbh	Nuremberg	51-200	45	13
25	Trusted Security Solutions - TSS	Berlin	201-500	43	14

Showing 25 of 865 cybersecurity consulting agencies based in Germany

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Cybersecurity consulting agencies based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 78 HQs

186Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

527

11-50

262

51-200

201-500

501-1,000

1,001-5,000

Cybersecurity consulting agencies by metro

Metro	Companies
Cybersecurity consulting agencies in Berlin	78
Cybersecurity consulting agencies in Munich	32
Cybersecurity consulting agencies in Munchen	31
Cybersecurity consulting agencies in Hamburg	29
Cybersecurity consulting agencies in Koln	26
Cybersecurity consulting agencies in Frankfurt	21
Cybersecurity consulting agencies in Dusseldorf	19

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 consulting agencies”, 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 cybersecurity consulting agencies are there based in Germany?

There are 865 cybersecurity consulting agencies headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

MTI, headquartered in Munchen, tops this list with the largest team on record.

Which city has the most cybersecurity consulting agencies?

Berlin leads with 78 headquartered companies, followed by Munich (32) and Munchen (31).

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 2,763 verified decision-maker contacts tracked across these 865 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.