Company lists · Data verified August 2026

Top 25 Cybersecurity staffing based in Germany

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 290 companies tracked

There are 290 cybersecurity staffing headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 4,065 professional contacts across them, including 1,238 with verified work emails and 51 with mobile numbers. Berlin is the largest hub.

This list covers cybersecurity staffing 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.

290Companies

4,065Contacts tracked

1,238Verified emails

51Mobile numbers

Unlock all 290 companies Free account · no credit card · 2 minutes

The 25 largest cybersecurity staffing based in Germany

Ranked by team size

Top 25 of 290 cybersecurity staffing 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	USD AG	Neu-Isenburg	51-200	131	92
5	CS Visor	n/a	11-50	128	8
6	R-Tec IT Security Gmbh	Wuppertal	51-200	83	47
7	Indevis Gmbh	Munich	51-200	70	36
8	Syss Gmbh	Frankfurt	51-200	70	6
9	Ditis Systeme	Heidenheim An Der Brenz	51-200	68	37
10	Water IT Security & Defense	Dusseldorf	51-200	55	20
11	Concentrade Gmbh	Koln	51-200	51	30
12	Blaze Information Security	Berlin	51-200	51	30
13	Prosec Gmbh	Munchen	51-200	49	29
14	Hvs-Consulting	Garching	51-200	46	27
15	Forenova Technologies Gmbh	Nuremberg	51-200	45	13
16	BDO Cyber Security Gmbh	Dusseldorf	51-200	38	19
17	Communication Systems Gmbh	Neu-Isenburg	51-200	36	21
18	Blue Networks Gmbh	Altenstadt	51-200	24	16
19	Smart Cyber Security Gmbh	Augsburg	11-50	22	12
20	Aware7 Gmbh	Gelsenkirchen	11-50	22	6
21	Possehl Secure	Koln	11-50	17	12
22	Nside Attack Logic Gmbh	Munchen	11-50	16	11
23	Binary Gecko	Berlin	11-50	15	8
24	Largenet Gmbh	Hamburg	11-50	15	5
25	Agt-Advanced German Technology	Berlin	51-200	15	2

Showing 25 of 290 cybersecurity staffing based in Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,238 reachable decision-makers.

Free account · no credit card

See all 290 companies

Cybersecurity staffing based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 39 HQs

51Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

165

11-50

51-200

201-500

501-1,000

1,001-5,000

Cybersecurity staffing by metro

Metro	Companies
Cybersecurity staffing in Berlin	39
Cybersecurity staffing in Munich	17
Cybersecurity staffing in Hamburg	11
Cybersecurity staffing in Dusseldorf	9
Cybersecurity staffing in Koln	9
Cybersecurity staffing in Frankfurt	8
Cybersecurity staffing in Frankfurt Am Main	7

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 staffing”, 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; 2 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 staffing are there based in Germany?

There are 290 cybersecurity staffing 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 cybersecurity staffing?

Berlin leads with 39 headquartered companies, followed by Munich (17) and Hamburg (11).

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 1,238 verified decision-maker contacts tracked across these 290 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 290 cybersecurity staffing based in Germany. Start with a free account, no credit card.

Get the full list

Related lists

Cybersecurity staffing by geography

Browse the directory

Browse: Companies home · All Germany lists · All Cybersecurity staffing 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.