Company lists · Data verified August 2026

Top 25 Cybersecurity startups based in Germany

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 510 companies tracked

There are 510 cybersecurity startups headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 7,200 professional contacts across them, including 2,219 with verified work emails and 273 with mobile numbers. Berlin is the largest hub.

This list covers cybersecurity startups 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.

510Companies

7,200Contacts tracked

2,219Verified emails

273Mobile numbers

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The 25 largest cybersecurity startups based in Germany

Ranked by team size

Top 25 of 510 cybersecurity startups 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	Onapsis	Heidelberg	201-500	338	187
6	STOÏK	Munich	51-200	141	94
7	Comforte AG	Wiesbaden	51-200	140	4
8	USD AG	Neu-Isenburg	51-200	131	92
9	Securepoint Gmbh	Potsdam	201-500	111	2
10	Rohde & Schwarz Cybersecurity	Munchen	201-500	98	40
11	R-Tec IT Security Gmbh	Wuppertal	51-200	83	47
12	Secuinfra Gmbh	Berlin	51-200	71	44
13	Indevis Gmbh	Munich	51-200	70	36
14	Ditis Systeme	Heidenheim An Der Brenz	51-200	68	37
15	Enginsight Gmbh	Jena	51-200	65	43
16	Knodtec Solutions Private Limited	Cologne	51-200	64	21
17	Mispa Technologies Gmbh	Langenfeld Rheinland	51-200	63	23
18	Water IT Security & Defense	Dusseldorf	51-200	55	20
19	Drivelock SE	Muenchen	51-200	52	36
20	Blaze Information Security	Berlin	51-200	51	30
21	Concentrade Gmbh	Koln	51-200	51	30
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	Consecur Gmbh	Bochum	51-200	38	23

Showing 25 of 510 cybersecurity startups based in Germany

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Cybersecurity startups based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 55 HQs

273Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

300

11-50

150

51-200

201-500

501-1,000

1,001-5,000

Cybersecurity startups by metro

Metro	Companies
Cybersecurity startups in Berlin	55
Cybersecurity startups in Munich	31
Cybersecurity startups in Bochum	15
Cybersecurity startups in Koln	15
Cybersecurity startups in Hamburg	13
Cybersecurity startups in Munchen	13
Cybersecurity startups in Frankfurt	13

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 startups”, 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; 4 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 startups are there based in Germany?

There are 510 cybersecurity startups 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 startups?

Berlin leads with 55 headquartered companies, followed by Munich (31) and Bochum (15).

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 2,219 verified decision-maker contacts tracked across these 510 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.