Company lists · Data verified August 2026

Top 17 Cybersecurity training courses based in Germany

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 53 companies tracked

There are 53 cybersecurity training courses headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 356 professional contacts across them, including 49 with verified work emails and 6 with mobile numbers. Berlin is the largest hub.

This list covers cybersecurity training courses 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.

53Companies

356Contacts tracked

49Verified emails

6Mobile numbers

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The 17 largest cybersecurity training courses based in Germany

Ranked by team size

Top 17 of 53 cybersecurity training courses 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	CS Visor	n/a	11-50	128	8
2	Isits AG International School Of IT Security	Bochum	11-50	27	6
3	Simedia Akademie Gmbh	Bonn	11-50	23	1
4	Schönbrunn Tasc Gmbh	Leonberg	11-50	18	7
5	Cyber Samurai Gmbh	Vaterstetten	11-50	16	10
6	It-Seal Gmbh	Darmstadt	11-50	8	4
7	Neonotu Cybersecurity	Hamburg	11-50	6	1
8	Csx-Academy Gmbh	Oldenburg Oldb.	1-10	5	1
9	Hacking-Akademie	Berlin	1-10	3	2
10	Breakinlabs	Regensburg	1-10	3	2
11	Increase Your Skills Gmbh	Leipzig	11-50	2	1
12	Secutain	Berlin	11-50	2	1
13	ISMT	Mannheim	1-10	2	1
14	Marble Madness Gmbh	Baldham	1-10	1	1
15	Microapp Deutschland Gmbh	Furstenwalde	1-10	1	1
16	Vusi Gmbh	Geltendorf	1-10	1	1
17	JB Digital	Koln	1-10	1	1

Showing 17 of 53 cybersecurity training courses based in Germany

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Cybersecurity training courses based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 5 HQs

6Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cybersecurity training courses by metro

Metro	Companies
Cybersecurity training courses in Berlin	5
Cybersecurity training courses in Frankfurt	3
Cybersecurity training courses in Koln	3
Cybersecurity training courses in Dusseldorf	3
Cybersecurity training courses in Bonn	2
Cybersecurity training courses in Hamburg	2
Cybersecurity training courses in Bochum	2
Cybersecurity training courses in Munchen	2

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 training courses”, 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; 0 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 training courses are there based in Germany?

There are 53 cybersecurity training courses headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

CS Visor, headquartered in Germany, tops this list with the largest team on record.

Which city has the most cybersecurity training courses?

Berlin leads with 5 headquartered companies, followed by Frankfurt (3) and Koln (3).

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 49 verified decision-maker contacts tracked across these 53 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.