Company lists · Data refreshed September 2026

Top 25 Gdpr compliance consulting firms based in Germany

RevenueBase identified 400 gdpr compliance consulting firms headquartered in Germany as of September 2026 and tracks 1,347 professional contacts across them, including 413 with verified work emails and 21 with mobile numbers. Berlin is the largest hub.

This list covers gdpr compliance consulting firms headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 3, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 Smart Search rating on every row Refreshed Sep 3, 2026 86% judged on-target in blind review
400Companies
1,347Contacts tracked
413Verified emails
21Mobile numbers
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest gdpr compliance consulting firms based in Germany

Ranked by team size
Top 25 of 400 gdpr compliance consulting firms based in Germany, ranked by team size, largest first. Data refreshed Sep 3, 2026. RevenueBase Smart Search rates how each company's information relates to gdpr compliance consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceBerlin, Germany51-20062 contacts →

Strong evidence

“Driven by a purpose: heyData is a fast-growing Berlin-based Compliance Software-as-a-Service company that empowers SMBs around the globe to become GDPR compliant digitally.”

Source: RevenueBase Database · checked Sep 3, 2026
2Indirect evidenceBerlin, Germany11-5062 contacts →

Indirect evidence

“At Privacy Company we believe in a world in which every organization works actively on data protection.”

Source: RevenueBase Database · checked Sep 3, 2026
3Indirect evidenceAugsburg, Germany11-5043 contacts →

Indirect evidence

“SKALIERUNG MITTELSTAND Wir sind eine unabhängige Wirtschaftskanzlei im Raum Augsburg.”

Source: RevenueBase Database · checked Sep 3, 2026
4Indirect evidenceCologne, Germany51-20037 contacts →

Indirect evidence

“KINAST Rechtsanwälte is a law practice company based in Cologne, North Rhine-Westphalia, Germany.”

Source: RevenueBase Database · checked Sep 3, 2026
5Partial evidenceBerlin, Germany11-5023 contacts →

Partial evidence

“Recht – Datenschutz – Compliance.”

Source: RevenueBase Database · checked Sep 3, 2026
6Partial evidenceRegensburg, Germany51-20022 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 3, 2026
7Indirect evidenceHutthurm, Germany11-5021 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
8Partial evidenceDusseldorf, Germany11-5021 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
9Partial evidenceHerford, Germany11-5019 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
10Indirect evidenceBerlin, Germany11-5018 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
11Partial evidenceBerlin, Germany11-5017 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
12Indirect evidenceHamburg, Germany11-5016 contacts →

Indirect evidence

“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 -…”

Source: RevenueBase Database · checked Sep 3, 2026
13Indirect evidenceFrankfurt, Germany11-5015 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 3, 2026
14Indirect evidenceBonn, Germany11-5014 contacts →

Indirect evidence

“Scheja & Partners GmbH & Co.”

Source: RevenueBase Database · checked Sep 3, 2026
15Indirect evidenceHamburg, Germany11-5014 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
16Indirect evidenceHannover, Germany11-5013 contacts →

Indirect evidence

“Unser Anspruch ist Datenschutz auf höchstem Niveau.”

Source: RevenueBase Database · checked Sep 3, 2026
17Partial evidenceTettnang, Germany11-5011 contacts →

Partial evidence

“Wir sind Ihr Partner rund um das Thema Datenschutz, Informationssicherheit und Compliance.”

Source: RevenueBase Database · checked Sep 3, 2026
18Indirect evidenceDachau, Germany11-5010 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
19Partial evidenceLimburg An Der Lahn, Germany11-509 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
20Indirect evidenceBerlin, Germany11-509 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
21Indirect evidenceHannover, Germany11-508 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 3, 2026
22Indirect evidenceMunster, Germany11-508 contacts →

Indirect evidence

“Datenschutz und Datensicherheit”

Source: RevenueBase Database · checked Sep 3, 2026
23Indirect evidenceBerlin, Germany11-507 contacts →

Indirect evidence

“Die tacticx GmbH ist eine der führenden Beratungsunternehmen im Bereich Datenschutz und Informationssicherheit.”

Source: RevenueBase Database · checked Sep 3, 2026
24Indirect evidenceDresden, Germany11-506 contacts →

Indirect evidence

“Rechtsberatung in allen Fragen des Wirtschaftsrechts Datenschutzerklärung aufrufbar unter Impressum aufrufbar unter”

Source: RevenueBase Database · checked Sep 3, 2026
25Indirect evidenceLindlar, Germany11-506 contacts →

Indirect evidence

“We, the fox-on team, can help you in every aspect when it comes to data protection.”

Source: RevenueBase Database · checked Sep 3, 2026

Showing 25 of 400 gdpr compliance consulting firms based in Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 413 reachable decision-makers.

Free signup · no credit card

View the full list →

Gdpr compliance consulting firms based in Germany at a glance

As of Sep 3, 2026
30.7%Verified-email coverage
1.6%Mobile-number coverage
3.4Average contacts per company
1-10Median size (employees)
10.0%Largest-city concentration · Berlin
Sep 3, 2026Page data refreshed

Companies by employee count

1-10
315
11-50
64
51-200
5
201-500
1

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among gdpr compliance consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Germany whose own description of what they do matches “gdpr compliance consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names gdpr compliance consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among gdpr compliance consulting firms, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 413 across the full list. 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 3, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names gdpr compliance consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many gdpr compliance consulting firms are there based in Germany?

RevenueBase identified 400 gdpr compliance consulting firms headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Heydata, headquartered in Berlin, tops this list with the largest team on record.

Which city has the most gdpr compliance consulting firms?

Berlin leads with 40 headquartered companies, followed by Hamburg (29) and Munchen (23).

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 413 verified decision-maker contacts tracked across these 400 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 3, 2026.

Ready to reach these companies? Verified emails and direct dials for all 400 gdpr compliance consulting firms based in Germany. Start with a free account, no credit card.

Download this list →

Related lists

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 Smart Search, 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.