Company lists · Data verified August 2026

Top 25 Cybersecurity law firms based in Germany

There are 222 cybersecurity law firms headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 1,140 professional contacts across them, including 384 with verified work emails and 16 with mobile numbers. Berlin is the largest hub.

This list covers cybersecurity law firms 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.

222Companies
1,140Contacts tracked
384Verified emails
16Mobile numbers
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The 25 largest cybersecurity law firms based in Germany

Ranked by team size
Top 25 of 222 cybersecurity law firms based in Germany, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1Ditis SystemeHeidenheim An Der Brenz51-2006837
2Water IT Security & DefenseDusseldorf51-2005520
3Hvs-ConsultingGarching51-2004627
4Gantner & Schmidt WirtschaftskanzleiAugsburg11-50431
5BDO Cyber Security GmbhDusseldorf51-2003819
6Kinast RechtsanwälteCologne51-2003716
7MKM LegalBerlin11-502315
8Enbw Cyber Security GmbhKarlsruhe11-502213
9Vogel & Partner Rechtsanwälte MBBKarlsruhe11-50223
10Aigner Business Solutions GmbhHutthurm11-502110
11Hk2 RechtsanwälteBerlin11-50159
12Largenet GmbhHamburg11-50155
13Scheja & Partners Gmbh & Co. KGBonn11-501410
14KeepbitAugsburg11-50145
15Securnite GmbhDusseldorf11-50139
16Data-Sec GmbhMarch11-50125
17Umbrella Unternehmensberatung GmbhBerlin11-50117
18Danckert & Partner RechtsanwälteBerlin11-50116
19Secorvo Security Consulting GmbhKarlsruhe11-50114
20Itmr Rechtsanwälte DüsseldorfDusseldorf11-50105
21Apollon SecurityMonheim11-5096
22It-Security Work Gmbh ISWMorfelden-Walldorf11-5096
23P29 GroupRegensburg51-20093
24Secunity GmbhPolitz11-5092
25Sigenius GmbhLeipzig11-5087

Showing 25 of 222 cybersecurity law firms based in Germany

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Cybersecurity law firms based in Germany at a glance

As of Aug 28, 2026
1-10Median size (employees)
BerlinLargest hub · 31 HQs
16Contacts with mobile numbers
2Emails re-verified in last 30 days

Companies by employee count

1-10
157
11-50
57
51-200
7

Cybersecurity law firms by metro

MetroCompanies
Cybersecurity law firms in Berlin31
Cybersecurity law firms in Munich14
Cybersecurity law firms in Hamburg12
Cybersecurity law firms in Munchen10
Cybersecurity law firms in Dusseldorf9
Cybersecurity law firms in Frankfurt6
Cybersecurity law firms in Bonn5
Cybersecurity law firms in Karlsruhe5

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 law firms”, 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 law firms are there based in Germany?

There are 222 cybersecurity law firms headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

Ditis Systeme, headquartered in Heidenheim An Der Brenz, tops this list with the largest team on record.

Which city has the most cybersecurity law firms?

Berlin leads with 31 headquartered companies, followed by Munich (14) and Hamburg (12).

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 384 verified decision-maker contacts tracked across these 222 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.