Company lists · Data refreshed November 2026

Top 25 IT audit consulting services based in Germany

RevenueBase identified 202 company matches for IT audit consulting services associated with Germany as of November 2026 and tracks 3,179 professional contacts across them, including 1,792 with verified work emails. Berlin is the largest hub.

This list covers company matches for IT audit consulting 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 November 5, 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 Nov 5, 2026 How this list was built
202Companies
3,179Contacts tracked
1,792Verified emails
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The 25 largest IT audit consulting services based in Germany

Ranked by team size
Top 25 of 202 company matches for IT audit consulting services based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchStuttgart, GermanyHQ recorded Nov 5, 20261,001-5,0001,599 contacts →

Exact match

“Wollen Sie jemanden, der Sie auch beim Sprung in neue Märkte und bei allen anstehenden Herausforderungen begleitet?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchBerlin, GermanyHQ recorded Nov 5, 2026501-1,000368 contacts →

Exact match

“PKF Fasselt is one of Germany’s leading mid-sized auditing and consulting firms.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchStuttgart, GermanyHQ recorded Nov 5, 2026201-500112 contacts →

Exact match

“Die PKF Wulf Gruppe ist eine der führenden mittelständischen Prüfungs- und Beratungsgesellschaften.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchKarlsruhe, GermanyHQ recorded Nov 5, 2026201-50094 contacts →

Exact match

“dhmp – auch wenn es komplex wird Seit mehr als 50 Jahren sind wir unabhängige Wirtschaftsprüfungs- und Steuerberatungsgesellschaft mit den Beratungsfeldern Steuern…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchGermanyHQ recorded Nov 5, 202611-5074 contacts →

Exact match

“Ernst & Young GmbH Wirtschaftsprüfungsgesellschaft is a veterinary company based out of 78 Rothenbaumchaussee, Hamburg-Rotherbaum, Germany.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchFrankfurt, GermanyHQ recorded Nov 5, 202611-5035 contacts →

Exact match

“Die GAR Gesellschaft für Aufsichtsrecht und Revision mbH Wirtschaftsprüfungsgesellschaft mit Sitz in Frankfurt am Main wurde im Juli 2009 gegründet.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchEssen, GermanyHQ recorded Nov 5, 202651-20027 contacts →

Exact match

“Als eine der führenden, unabhängigen Wirtschaftsprüfungs- und Steuerberatungsgesellschaften im Ruhrgebiet beraten wir mittelständische Unternehmen, börsennotierte Gesellschaften…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchBad Oldesloe, GermanyHQ recorded Nov 5, 202611-5027 contacts →

Exact match

“Die ETL consit ist eines der bundesweit führenden Beratungsunternehmen in den Bereichen Betriebs- und IT-Revision.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchFrankfurt, GermanyHQ recorded Nov 5, 202611-5023 contacts →

Exact match

“secori advisors is a management consultancy with a focus on security, risk, and compliance.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchUlm, GermanyHQ recorded Nov 5, 202611-5022 contacts →

Exact match

“SCHUTZWERK GmbH is an international IT security consultancy.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchCologne, GermanyHQ recorded Nov 5, 202611-5020 contacts →

Exact match

“ü, ä Regulatorische Vorgaben wie DORA und NIS2, zunehmende Cyber-Risiken und steigender Kostendruck erfordern präzises Handeln.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchHerford, GermanyHQ recorded Nov 5, 202611-5020 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchRatingen, GermanyHQ recorded Nov 5, 202611-5019 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 · Nov 5, 2026 · View company records in RevenueBase
14Exact matchCologne, GermanyHQ recorded Nov 5, 202651-20019 contacts →

Exact match

“Durch unsere Beratung helfen wir unseren Kunden die Sicherheit und Effizienz ihrer IT nachhaltig zu steigern und ihre IT-Risiken zu kontrollieren.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchFrankfurt, GermanyHQ recorded Nov 5, 202611-5016 contacts →

Exact match

“Die Cybrex wurde 2019 mit dem Ziel gegründet eine auf Fach- und Expertenwissen basierte Managementberatung langfristig im Umfeld der Informationssicherheit sowie IT-Compliance zu…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchRastatt, GermanyHQ recorded Nov 5, 202611-5013 contacts →

Exact match

“Wir sind eine Unternehmensberatung, die sich auf Informationssicherheit spezialisiert hat.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchBerlin, GermanyHQ recorded Nov 5, 202611-5011 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchVillingen-schwenningen, GermanyHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“Ein Unternehmen, ein Ziel – Unsere Kunden in eine sichere IT-Zukunft zu begleiten.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchMörfelden-walldorf, GermanyHQ recorded Nov 5, 202611-509 contacts →

Exact match

“ISW – das + für Ihr Unternehmen.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchFrankfurt, GermanyHQ recorded Nov 5, 20261-108 contacts →

Exact match

“Wir sind eine Wirtschaftsprüfungs- und Beratungsgesellschaft mit einem klaren Fokus auf den Finanz- und Technologiesektor.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchHeidelberg, GermanyHQ recorded Nov 5, 20261-108 contacts →

Exact match

“Die FALK IT Audit & Consulting GmbH Wirtschaftsprüfungsgesellschaft ist eine Tochter der FALK GmbH & Co KG.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchLeipzig, GermanyHQ recorded Nov 5, 202611-508 contacts →

Exact match

“SigeniuS is a rapidly growing cybersecurity company that focuses on providing expert consulting and services in IT security, IT risk management, DORA, NIS2, and IAM - nationwide…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchLimburg An Der Lahn, GermanyHQ recorded Nov 5, 202611-508 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 · Nov 5, 2026 · View company records in RevenueBase
24Exact matchCastrop-rauxel, GermanyHQ recorded Nov 5, 20261-108 contacts →

Exact match

“Der sichere Weg für IT, Informationssicherheit und Datenschutz“ ist für das Team der cas_data GmbH nicht eine Floskel.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchRegensburg, GermanyHQ recorded Nov 5, 20261-108 contacts →

Exact match

“Die digitale Arbeitswelt bringt neue Möglichkeiten – aber auch neue Anforderungen.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 202 IT audit consulting services based in Germany

See the full list, filter by size, metro and specialty, and access 1,792 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT audit consulting services based in Germany at a glance

As of Nov 5, 2026
56.4%Verified-email coverage
15.7Average contacts per company
1-10Median size (employees)
6.9%Largest-city concentration · Berlin
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
125
11-50
59
51-200
5
201-500
3
501-1,000
1
1,001-5,000
2
5,001-10,000
1

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 202 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 “IT audit consulting 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 1,792 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 November 5, 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.

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 “IT audit consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT audit consulting services are there based in Germany?

RevenueBase identified 202 company matches for IT audit consulting services associated with Germany as of November 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?

RSM Ebner Stolz tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most IT audit consulting services?

Berlin leads with 14 company records, followed by Frankfurt (13) and Hamburg (10).

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 1,792 professional contacts with verified work emails tracked across these 202 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 November 5, 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.