Company lists · Data verified August 2026

Top 25 Cybersecurity services companies based in Germany

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 649 companies tracked

There are 649 cybersecurity services companies headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 8,029 professional contacts across them, including 2,726 with verified work emails and 204 with mobile numbers. Berlin is the largest hub.

This list covers cybersecurity services companies 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.

649Companies

8,029Contacts tracked

2,726Verified emails

204Mobile numbers

Unlock all 649 companies Free account · no credit card · 2 minutes

The 25 largest cybersecurity services companies based in Germany

Ranked by team size

Top 25 of 649 cybersecurity services companies 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	Hornetsecurity	Darmstadt	501-1,000	474	335
4	G Data Cyberdefense	Bochum	501-1,000	389	154
5	Telekom Security	Bonn	1,001-5,000	360	183
6	STOÏK	Munich	51-200	141	94
7	USD AG	Neu-Isenburg	51-200	131	92
8	Securepoint Gmbh	Potsdam	201-500	111	2
9	SEC Consult Group	Bochum	201-500	98	36
10	Exclusive Networks Deutschland Gmbh	Munster	51-200	85	45
11	R-Tec IT Security Gmbh	Wuppertal	51-200	83	47
12	8com Gmbh & Co. KG	Neustadt An Der Weinstrasse	51-200	78	46
13	Secuinfra Gmbh	Berlin	51-200	71	44
14	Indevis Gmbh	Munich	51-200	70	36
15	Syss Gmbh	Frankfurt	51-200	70	6
16	Ditis Systeme	Heidenheim An Der Brenz	51-200	68	37
17	Techbros	Dusseldorf	501-1,000	68	15
18	Enginsight Gmbh	Jena	51-200	65	43
19	Knodtec Solutions Private Limited	Cologne	51-200	64	21
20	Mispa Technologies Gmbh	Langenfeld Rheinland	51-200	63	23
21	Water IT Security & Defense	Dusseldorf	51-200	55	20
22	Blaze Information Security	Berlin	51-200	51	30
23	Concentrade Gmbh	Koln	51-200	51	30
24	Medialine Security	Stuttgart	51-200	51	19
25	Prosec Gmbh	Munchen	51-200	49	29

Showing 25 of 649 cybersecurity services companies based in Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,726 reachable decision-makers.

Free account · no credit card

See all 649 companies

Cybersecurity services companies based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 63 HQs

204Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

372

11-50

205

51-200

201-500

501-1,000

1,001-5,000

Cybersecurity services companies by metro

Metro	Companies
Cybersecurity services companies in Berlin	63
Cybersecurity services companies in Munich	31
Cybersecurity services companies in Hamburg	25
Cybersecurity services companies in Koln	19
Cybersecurity services companies in Munchen	16
Cybersecurity services companies in Dusseldorf	16
Cybersecurity services companies in Frankfurt	15

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 services companies”, 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; 7 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 services companies are there based in Germany?

There are 649 cybersecurity services companies 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 services companies?

Berlin leads with 63 headquartered companies, followed by Munich (31) and Hamburg (25).

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 2,726 verified decision-maker contacts tracked across these 649 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.

Ready to reach these companies? Verified emails and direct dials for all 649 cybersecurity services companies based in Germany. Start with a free account, no credit card.

Get the full list

Related lists

Cybersecurity services companies by geography

Browse the directory

Browse: Companies home · All Germany lists · All Cybersecurity services companies lists · New lists

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.