Company lists · Data refreshed September 2026

Top 25 Data protection audit services based in Germany

RevenueBase identified 353 company matches for data protection audit services associated with Germany as of September 2026 and tracks 1,114 professional contacts across them, including 413 with verified work emails. Hamburg is the largest hub.

This list covers company matches for data protection audit services associated with Germany, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
353Companies
1,114Contacts tracked
413Verified emails
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The 25 largest data protection audit services based in Germany

Ranked by team size
Top 25 of 353 company matches for data protection audit services based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHamburg, GermanyHQ recorded Sep 28, 202651-20071 contacts →

Exact match

“intersoft consulting ist ein spezialisiertes Beratungsunternehmen in den Bereichen Datenschutz, IT-Sicherheit und IT-Forensik.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchHutthurm, GermanyHQ recorded Sep 28, 202611-5021 contacts →

Exact match

“More than 20 years of experience have teached us the importance of data protection and IT security in companies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchHanover, GermanyHQ recorded Sep 28, 202611-5021 contacts →

Exact match

“Althammer & Kill – Ihr Partner für Datenschutz, Informationssicherheit, Compliance und Künstliche Intelligenz (KI).”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchRegensburg, GermanyHQ recorded Sep 28, 202651-20020 contacts →

Exact match

“Projekt 29 – Ihr Partner für Datenschutz und IT-Compliance Mit über 4.500 Kunden, die bereits unter dem P29-Group-Schutzschild stehen, bieten wir umfassenden Schutz und…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchCottbus, GermanyHQ recorded Sep 28, 202651-20020 contacts →

Exact match

“1991 wurde mit der Wieder- Gründung der Stadtwerke Cottbus GmbH ein modernes Versorgungsunternehmen gegründet.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchHerford, GermanyHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“Ihr zuverlässiger Partner für Consulting, Training und Services im Bereich Datenschutz und Informationssicherheit.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchMunich, GermanyHQ recorded Sep 28, 202611-5018 contacts →

Exact match

“activeMind bietet kompetente Leistungen in den Bereichen Datenschutz und Qualitätsmanagement.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchBerlin, GermanyHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“Data Privacy Office Europe is an innovative consulting and training company focused on personal data protection and responsible AI governance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchBremen, GermanyHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“FIRST PRIVACY is member of the DSN GROUP – a leading provider of services for the management and assessment of corporate data protection.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchHamburg, GermanyHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“PLANIT // LEGAL offers advisory services for IT- and data protection law, services as EU-Representative, Data Protection Officers and Legal Tech (Data Privacy Managment Software -…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchRatingen, GermanyHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Die Tengelmann Audit GmbH ist eine Prüfungs- und Beratungsgesellschaft mit einem vielfältigen Leistungsportfolio rund um die Themen Datenschutz, IT-Sicherheit und Revision.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchBonn, GermanyHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Scheja & Partners GmbH & Co.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchHamburg, GermanyHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“We advise companies and organisations on all facets of data protection law as well as on online services, social media and marketing strategies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchMünster, GermanyHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Unser Anspruch ist Datenschutz auf höchstem Niveau.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchHamburg, GermanyHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“Die ANMATHO AG ist Ihr Spezialist für Beratungsleistungen in den Bereichen Informationssicherheit, Datenschutz und Technische Sicherheit.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchKarlsruhe, GermanyHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“Als Consulting-Pionier im Bereich Informationssicherheit und Datenschutz vereint Secorvo seit 1998 fundiertes Fachwissen mit der Freude an der Lösung herausfordernder…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchLimburg An Der Lahn, GermanyHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Die b-pi sec GmbH ist ihr qualifizierter Partner in den Bereichen Informationssicherheit, Datenschutz, Prozessmanagement und Compliance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchDachau, GermanyHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Die ituso GmbH ist ein IT-Unternehmen mit den Schwerpunkten Datenschutz, Informationssicherheit und IT-Projektmanagement.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchStuttgart, GermanyHQ recorded Sep 28, 202611-509 contacts →

Exact match

“SCHWINGE.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchHanover, GermanyHQ recorded Sep 28, 202611-508 contacts →

Exact match

“lexICT ist eine Datenschutz-Beratungsfirma mit Sitz in Hannover, die großen Wert auf eine individuelle Beratung und die Entwicklungen pragmatischer Lösungen setzt.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchMünster, GermanyHQ recorded Sep 28, 202611-508 contacts →

Exact match

“Datenschutz und Datensicherheit”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchFürstenau, GermanyHQ recorded Sep 28, 20261-108 contacts →

Exact match

“We offer- Consulting for digitalization of business processes- Support in the implementation of cloud-based projects- Appointment of external data protection officers- Consulting…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchBergisch Gladbach, GermanyHQ recorded Sep 28, 20261-108 contacts →

Exact match

“legitimis GmbH is a management consultancy based in Bergisch Gladbach, North Rhine-Westphalia, Germany with a focus on data protection consulting, the position of external data…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchBerlin, GermanyHQ recorded Sep 28, 202611-508 contacts →

Exact match

“Simpliant unterstützt Unternehmen dabei, Datenschutz, KI- und IT-Sicherheitsanforderungen pragmatisch und wirksam umzusetzen.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMunich, GermanyHQ recorded Sep 28, 202611-508 contacts →

Exact match

“Die DSGVO stellt hohe Datenschutzanforderungen an Kommunen.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 353 data protection audit services based in Germany

See the full list, filter by size, metro and specialty, and access 413 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data protection audit services based in Germany at a glance

As of Sep 28, 2026
37.1%Verified-email coverage
3.2Average contacts per company
1-10Median size (employees)
7.1%Largest-city concentration · Hamburg
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
287
11-50
56
51-200
3
201-500
2

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 353 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Germany whose business descriptions match “data protection audit services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 413 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Data protection audit services by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “data protection audit services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data protection audit services are there based in Germany?

RevenueBase identified 353 company matches for data protection audit services associated with Germany as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Intersoft Consulting Services AG tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most data protection audit services?

Hamburg leads with 25 company records, followed by Munich (22) and Berlin (20).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 413 professional contacts with verified work emails tracked across these 353 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.