Company lists · Data refreshed September 2026

Top 25 Gcp security consulting firms based in Germany

RevenueBase identified 260 gcp security consulting firms headquartered in Germany as of September 2026 and tracks 1,727 professional contacts across them, including 682 with verified work emails. Munich is the largest hub.

This list covers gcp security 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 28, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
260Companies
1,727Contacts tracked
682Verified emails
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The 25 largest gcp security consulting firms based in Germany

Ranked by team size
Top 25 of 260 gcp security consulting firms based in Germany, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to gcp security 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
1Indirect evidenceNeu-isenburg, GermanyHQ checked Sep 28, 202651-200130 contacts →

Indirect evidence

“Die usd AG schützt Unternehmen vor Hackern und Kriminellen.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceUlm, GermanyHQ checked Sep 28, 202651-20069 contacts →

Partial evidence

“ditis - The Security Company!”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceDortmund, GermanyHQ checked Sep 28, 202651-20052 contacts →

Indirect evidence

“Just stronger Cybersecurity - Bestmöglichen Schutz vor Cyberangriffen aufzubauen und auf hohem Niveau zu halten, ist Kernkompetenz der concentrade.”

Source: RevenueBase Database · checked Sep 28, 2026
4Strong evidenceGarching, GermanyHQ checked Sep 28, 202651-20046 contacts →

Strong evidence

“HvS-Consulting AG is consulting large and medium-sized companies on the topic of cyber security since 2002.”

Source: RevenueBase Database · checked Sep 28, 2026
5Strong evidenceFulda, GermanyHQ checked Sep 28, 202651-20044 contacts →

Strong evidence

“Our SAP consulting firm, based in Fulda, is at the forefront of innovation in the field of SAP Security.”

Source: RevenueBase Database · checked Sep 28, 2026
6Strong evidenceDüsseldorf, GermanyHQ checked Sep 28, 202611-5032 contacts →

Strong evidence

“CLOUDYRION is a start-up for IT security consulting from Düsseldorf.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceMunich, GermanyHQ checked Sep 28, 202611-5028 contacts →

Partial evidence

“Simplifying Your Security Journey Welcome to mgm security partners GmbH – your reliable partner for simple and effective IT security solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceFrankfurt, GermanyHQ checked Sep 28, 202611-5020 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceHerzogenaurach, GermanyHQ checked Sep 28, 202611-5020 contacts →

Indirect evidence

“Die atarax Unternehmensgruppe ist ein flexibles Team mit dem Schwerpunkt strategische Unternehmenssicherheit.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceBayern, GermanyHQ checked Sep 28, 202651-20019 contacts →

Indirect evidence

“link protect GmbH is an information technology and services company based out of Münchner Straße 92, Kirchseeon, Bavaria, Germany.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceHerford, GermanyHQ checked Sep 28, 202611-5019 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceUlm, GermanyHQ checked Sep 28, 202611-5019 contacts →

Partial evidence

“SCHUTZWERK GmbH is an international IT security consultancy.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceKöln, GermanyHQ checked Sep 28, 202651-20018 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceBraunschweiger, GermanyHQ checked Sep 28, 202611-5017 contacts →

Partial evidence

“Full-Hand Security – Integrating Governance, Cyber & Physical Protection Wir schützen Unternehmen, Organisationen und Behörden umfassend vor Cyberangriffen, Datenverlusten…”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceBonn, GermanyHQ checked Sep 28, 202611-5017 contacts →

Partial evidence

“Laokoon SecurITy is a high-class boutique consultancy for the financial sector and hidden champions.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceBerlin, GermanyHQ checked Sep 28, 202611-5017 contacts →

Indirect evidence

“Data grows at an exponential speed.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceDarmstadt, GermanyHQ checked Sep 28, 202651-20016 contacts →

Partial evidence

“DIESEC, founded by Carl Dietzel in 2009, is dedicated to securing your most valuable asset - your data.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceUnterhaching, GermanyHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

“Protection with Passion Seit über 20 Jahren entwickeln und implementieren wir Sicherheitsstrategien, die den Unternehmenserfolg unserer Kunden in den Mittelpunkt stellen.”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceDüsseldorf, GermanyHQ checked Sep 28, 202611-5016 contacts →

Strong evidence

“protectONE - akkreditiertes und autorisiertes Consulting- & Trainingsunternehmen für IT Security Lösungen.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceMunich, GermanyHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

“Book.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceDüsseldorf, GermanyHQ checked Sep 28, 202611-5015 contacts →

Indirect evidence

“Über den "Anmelden"-Button gelangst du zu unserem neusten Webinar.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceUlm, GermanyHQ checked Sep 28, 202611-5014 contacts →

Indirect evidence

“At systemzwo, we are always looking for talented and dedicated professionals who share our passion for IT innovation and want to drive our vision forward.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceDortmund, GermanyHQ checked Sep 28, 202611-5013 contacts →

Partial evidence

“Security Assist – Die Sicherheitsarchitekten® Security Assist ist ein Spezialist mit langjähriger Erfahrung und Wissen in der Sicherheitsberatung in unterschiedlichsten Branchen…”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceGermanyHQ checked Sep 28, 202611-5013 contacts →

Indirect evidence

“Concepture ist ein unabhängiges Beratungsunternehmen für ganzheitliche Sicherheit.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceHamburg, GermanyHQ checked Sep 28, 202611-5012 contacts →

Indirect evidence

“Schön, dass Sie den Weg zur Wolkenwerft gefunden haben.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 260 gcp security consulting firms based in Germany

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Gcp security consulting firms based in Germany at a glance

As of Sep 28, 2026
39.5%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
8.8%Largest-city concentration · Munich
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
168
11-50
80
51-200
9
201-500
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 260 companies.

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 gcp security 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 “gcp security 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 gcp security 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 gcp security 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, 682 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 28, 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 gcp security 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 gcp security consulting firms are there based in Germany?

RevenueBase identified 260 gcp security 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?

USD AG, headquartered in Neu-Isenburg, tops this list with the largest team on record.

Which city has the most gcp security consulting firms?

Munich leads with 23 headquartered companies, followed by Berlin (19) and Hamburg (10).

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 682 verified decision-maker contacts tracked across these 260 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 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 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.