Company lists · Data verified August 2026

Top 25 AI cybersecurity companies based in Germany

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 159 companies tracked

There are 159 AI cybersecurity companies headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 3,321 professional contacts across them, including 1,034 with verified work emails and 37 with mobile numbers. Berlin is the largest hub.

This list covers AI cybersecurity 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.

159Companies

3,321Contacts tracked

1,034Verified emails

37Mobile numbers

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The 25 largest AI cybersecurity companies based in Germany

Ranked by team size

Top 25 of 159 AI cybersecurity 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	Secunet Security Networks AG	Essen	1,001-5,000	620	59
2	G Data Cyberdefense	Bochum	501-1,000	389	154
3	Telekom Security	Bonn	1,001-5,000	360	183
4	STOÏK	Munich	51-200	141	94
5	USD AG	Neu-Isenburg	51-200	131	92
6	Rohde & Schwarz Cybersecurity	Munchen	201-500	98	40
7	R-Tec IT Security Gmbh	Wuppertal	51-200	83	47
8	Enginsight Gmbh	Jena	51-200	65	43
9	Eset Dach	Jena	51-200	62	51
10	Water IT Security & Defense	Dusseldorf	51-200	55	20
11	Prosec Gmbh	Munchen	51-200	49	29
12	Nextron Systems	Frankfurt	51-200	45	29
13	Forenova Technologies Gmbh	Nuremberg	51-200	45	13
14	DGC AG	Flensburg	51-200	33	13
15	Allgeier Cyris Gmbh	Bremen	51-200	27	14
16	Enbw Cyber Security Gmbh	Karlsruhe	11-50	22	13
17	Smart Cyber Security Gmbh	Augsburg	11-50	22	12
18	Aware7 Gmbh	Gelsenkirchen	11-50	22	6
19	Edgeless Systems	Bochum	11-50	21	8
20	Asvin Gmbh	Stuttgart	11-50	18	11
21	Destrosolutions	Regensburg	11-50	16	2
22	Keepbit	Augsburg	11-50	14	5
23	Ujima Gmbh	Frankfurt Am Main	11-50	10	6
24	Difesa	Munich	11-50	10	1
25	Apollon Security	Monheim	11-50	9	6

Showing 25 of 159 AI cybersecurity companies based in Germany

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AI cybersecurity companies based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 25 HQs

37Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

AI cybersecurity companies by metro

Metro	Companies
AI cybersecurity companies in Berlin	25
AI cybersecurity companies in Munich	13
AI cybersecurity companies in Dusseldorf	6
AI cybersecurity companies in Frankfurt	6
AI cybersecurity companies in Bochum	5
AI cybersecurity companies in Munchen	5
AI cybersecurity companies in Frankfurt Am Main	4
AI cybersecurity companies in Regensburg	4

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 “AI cybersecurity 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; 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 AI cybersecurity companies are there based in Germany?

There are 159 AI cybersecurity companies headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

Secunet Security Networks AG, headquartered in Essen, tops this list with the largest team on record.

Which city has the most AI cybersecurity companies?

Berlin leads with 25 headquartered companies, followed by Munich (13) and Dusseldorf (6).

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 1,034 verified decision-maker contacts tracked across these 159 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.