Company lists · Data refreshed September 2026
Top 25 Due diligence security firms based in Germany
RevenueBase identified 258 company matches for due diligence security firms associated with Germany as of September 2026 and tracks 1,562 professional contacts across them, including 716 with verified work emails. Berlin is the largest hub.
This list covers company matches for due diligence security firms 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.
The 25 largest due diligence security firms based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 81 contacts → | ||||
Exact match “neam IT-Services GmbH – founded in 1996 – is a Systems Integrator based in Paderborn, Germany and operating in various projects all over Europe.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 69 contacts → | ||||
Exact match “ditis - The Security Company!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 67 contacts → | ||||
Exact match “SRC Security Research & Consulting is committed to providing service in the areas of information technology and information security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 46 contacts → | ||||
Exact match “HvS-Consulting AG is consulting large and medium-sized companies on the topic of cyber security since 2002.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 40 contacts → | ||||
Exact match “BDO Cyber Security GmbH is your competent partner in all in all cyber security matters.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 37 contacts → | ||||
Exact match “As an owner-managed company, admeritia GmbH turned to industrial IT security shortly after its foundation in 2004.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 32 contacts → | ||||
Exact match “CLOUDYRION is a start-up for IT security consulting from Düsseldorf.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 31 contacts → | ||||
Exact match “At 2B Advice, we are the trusted partner in integrated risk management, helping businesses navigate data protection, compliance, and risk with confidence.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 28 contacts → | ||||
Exact match “Simplifying Your Security Journey Welcome to mgm security partners GmbH – your reliable partner for simple and effective IT security solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 23 contacts → | ||||
Exact match “Aus s-consit wird ETL consit.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 20 contacts → | ||||
Exact match “secori advisors is a management consultancy with a focus on security, risk, and compliance.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 20 contacts → | ||||
Exact match “Die atarax Unternehmensgruppe ist ein flexibles Team mit dem Schwerpunkt strategische Unternehmenssicherheit.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 19 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 | |||||
| 14 | 19 contacts → | ||||
Exact match “SCHUTZWERK GmbH is an international IT security consultancy.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 18 contacts → | ||||
Exact match “TTS is a security consulting company specialised on business continuity and crisis management, information security management systems (incl.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 17 contacts → | ||||
Exact match “Full-Hand Security – Integrating Governance, Cyber & Physical Protection Wir schützen Unternehmen, Organisationen und Behörden umfassend vor Cyberangriffen, Datenverlusten…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 17 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 · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 17 contacts → | ||||
Exact match “Independent firm offering innovative solutions for Managed Security, Information Security & Risk, Business Continuity, Certification (ISO & PCI) and Computer Forensics.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 16 contacts → | ||||
Exact match “DIESEC, founded by Carl Dietzel in 2009, is dedicated to securing your most valuable asset - your data.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 16 contacts → | ||||
Exact match “Protection with Passion Seit über 20 Jahren entwickeln und implementieren wir Sicherheitsstrategien, die den Unternehmenserfolg unserer Kunden in den Mittelpunkt stellen.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 16 contacts → | ||||
Exact match “protectONE - akkreditiertes und autorisiertes Consulting- & Trainingsunternehmen für IT Security Lösungen.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 16 contacts → | ||||
Exact match “UNSERE VISION Komplexe Risiken, exzellente Beratung, klare Lösungen: MACONIA schützt Unternehmen und Institutionen!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 16 contacts → | ||||
Exact match “Book.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 15 contacts → | ||||
Exact match “Über den "Anmelden"-Button gelangst du zu unserem neusten Webinar.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 14 contacts → | ||||
Exact match “ARTADA GmbH is an information technology and services company based out of Hammer Str.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “due diligence security firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 258 due diligence security firms based in Germany
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Due diligence security firms based in Germany at a glance
As of Sep 28, 2026Companies by employee count
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 258 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 “due diligence security firms” 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 716 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.
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 “due diligence security firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many due diligence security firms are there based in Germany?
RevenueBase identified 258 company matches for due diligence security firms 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?
Neam It-Services Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most due diligence security firms?
Berlin leads with 18 company records, followed by Frankfurt (16) and Munich (15).
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 716 professional contacts with verified work emails tracked across these 258 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.
Ready to reach these companies? Verified emails and direct dials for all 258 due diligence security firms based in Germany. Start with a free account, no credit card.
Download this list →Related lists
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Browse the directory
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Due diligence security firms based in Melbourne, Australia
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Company intelligence · public preview
Top 25 due diligence security firms based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 258 matching company records for due diligence security firms based in Germany, with 1,562 tracked contacts and 716 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 due diligence security firms based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Neam It-Services Gmbhneam.deHQ: Paderborn, GermanyReported employees: 51-200 | Paderborn, Germany | 51-200 | Exact match | 81 contacts → |
“neam IT-Services GmbH – founded in 1996 – is a Systems Integrator based in Paderborn, Germany and operating in various projects all over Europe.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Ditis Systemeditis.deHQ: Ulm, GermanyReported employees: 51-200 | Ulm, Germany | 51-200 | Exact match | 69 contacts → |
“ditis - The Security Company!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  SRC Security Research And Consulting Gmbhsrc-gmbh.deHQ: Bonn, GermanyReported employees: 51-200 | Bonn, Germany | 51-200 | Exact match | 67 contacts → |
“SRC Security Research & Consulting is committed to providing service in the areas of information technology and information security.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Hvs-Consultinghvs-consulting.deHQ: Garching, GermanyReported employees: 51-200 | Garching, Germany | 51-200 | Exact match | 46 contacts → |
“HvS-Consulting AG is consulting large and medium-sized companies on the topic of cyber security since 2002.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  BDO Cyber Security Gmbhbdosecurity.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 40 contacts → |
“BDO Cyber Security GmbH is your competent partner in all in all cyber security matters.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Admeritia Gmbhadmeritia.deHQ: Langenfeld, GermanyReported employees: 11-50 | Langenfeld, Germany | 11-50 | Exact match | 37 contacts → |
“As an owner-managed company, admeritia GmbH turned to industrial IT security shortly after its foundation in 2004.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cloudyrioncloudyrion.comHQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 32 contacts → |
“CLOUDYRION is a start-up for IT security consulting from Düsseldorf.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  2b Advice2b-advice.comHQ: Bonn, GermanyReported employees: 51-200 | Bonn, Germany | 51-200 | Exact match | 31 contacts → |
“At 2B Advice, we are the trusted partner in integrated risk management, helping businesses navigate data protection, compliance, and risk with confidence.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  MGM Security Partners Gmbhmgm-sp.comHQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 28 contacts → |
“Simplifying Your Security Journey Welcome to mgm security partners GmbH – your reliable partner for simple and effective IT security solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  ETL Consit Gmbhetl-consit.deHQ: Bad Oldesloe, GermanyReported employees: 11-50 | Bad Oldesloe, Germany | 11-50 | Exact match | 23 contacts → |
“Aus s-consit wird ETL consit.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Secorisecori.euHQ: Frankfurt, GermanyReported employees: 11-50 | Frankfurt, Germany | 11-50 | Exact match | 20 contacts → |
“secori advisors is a management consultancy with a focus on security, risk, and compliance.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Atarax Unternehmensgruppeatarax.deHQ: Herzogenaurach, GermanyReported employees: 11-50 | Herzogenaurach, Germany | 11-50 | Exact match | 20 contacts → |
“Die atarax Unternehmensgruppe ist ein flexibles Team mit dem Schwerpunkt strategische Unternehmenssicherheit.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Audatis Groupaudatis.deHQ: Herford, GermanyReported employees: 11-50 | Herford, Germany | 11-50 | Exact match | 19 contacts → |
“Ihr zuverlässiger Partner für Consulting, Training und Services im Bereich Datenschutz und Informationssicherheit.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Schutzwerk Gmbhschutzwerk.comHQ: Ulm, GermanyReported employees: 11-50 | Ulm, Germany | 11-50 | Exact match | 19 contacts → |
“SCHUTZWERK GmbH is an international IT security consultancy.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  TTS Trusted Technologies And Solutions Gmbhtts-security.comHQ: Essen, GermanyReported employees: 11-50 | Essen, Germany | 11-50 | Exact match | 18 contacts → |
“TTS is a security consulting company specialised on business continuity and crisis management, information security management systems (incl.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  DS Data Systems Gmbhdatasystems.deHQ: Braunschweiger, GermanyReported employees: 11-50 | Braunschweiger, Germany | 11-50 | Exact match | 17 contacts → |
“Full-Hand Security – Integrating Governance, Cyber & Physical Protection Wir schützen Unternehmen, Organisationen und Behörden umfassend vor Cyberangriffen, Datenverlusten…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Frankfurt, GermanyReported employees: 11-50 | Frankfurt, Germany | 11-50 | Exact match | 17 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Security Risk Solutionssecurityrisksolutions.netHQ: Steinau, GermanyReported employees: 1-10 | Steinau, Germany | 1-10 | Exact match | 17 contacts → |
“Independent firm offering innovative solutions for Managed Security, Information Security & Risk, Business Continuity, Certification (ISO & PCI) and Computer Forensics.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Diesecdiesec.comHQ: Darmstadt, GermanyReported employees: 51-200 | Darmstadt, Germany | 51-200 | Exact match | 16 contacts → |
“DIESEC, founded by Carl Dietzel in 2009, is dedicated to securing your most valuable asset - your data.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Protea Networks Gmbhproteanetworks.deHQ: Unterhaching, GermanyReported employees: 11-50 | Unterhaching, Germany | 11-50 | Exact match | 16 contacts → |
“Protection with Passion Seit über 20 Jahren entwickeln und implementieren wir Sicherheitsstrategien, die den Unternehmenserfolg unserer Kunden in den Mittelpunkt stellen.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Protectoneprotectone.netHQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 16 contacts → |
“protectONE - akkreditiertes und autorisiertes Consulting- & Trainingsunternehmen für IT Security Lösungen.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Maconia Gmbhmaconia.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 16 contacts → |
“UNSERE VISION Komplexe Risiken, exzellente Beratung, klare Lösungen: MACONIA schützt Unternehmen und Institutionen!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  OAK Securityoaksecurity.ioHQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 16 contacts → |
“Book.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Teal Technology Consulting Gmbhteal-consulting.deHQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 15 contacts → |
“Über den "Anmelden"-Button gelangst du zu unserem neusten Webinar.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Artada Gmbhartada.deHQ: Werl, GermanyReported employees: 11-50 | Werl, Germany | 11-50 | Exact match | 14 contacts → |
“ARTADA GmbH is an information technology and services company based out of Hammer Str.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 258 company matches
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Due diligence security firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
256 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 258 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for due diligence security firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many due diligence security firms did RevenueBase find based in Germany?
The saved snapshot records 258 matching company records, 1,562 tracked contacts and 716 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Due diligence security firms by geography
- Due diligence security firms based in Melbourne, Australia
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- Due diligence security firms based in Sao Paulo, Brazil
- Due diligence security firms based in Calgary, Canada
- Due diligence security firms based in Ottawa, Canada
- Due diligence security firms based in Toronto, Canada
- Due diligence security firms based in Paris, France
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- Due diligence security firms based in Chennai, India
- Due diligence security firms based in Mumbai, India
- Due diligence security firms based in Pune, India
- Due diligence security firms based in Stockholm, Sweden
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 due diligence security firms based in Germany. Snapshot: September 28, 2026. https://revenuebase.ai/companies/due-diligence-security-firms/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Due diligence security firms based in Melbourne, Australia
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- Due diligence security firms based in Sao Paulo, Brazil
- Due diligence security firms based in Calgary, Canada
- Due diligence security firms based in Ottawa, Canada
- Due diligence security firms based in Toronto, Canada
Company intelligence · public preview
Top 25 due diligence security firms based in Germany
RevenueBase records 258 matching company records for due diligence security firms based in Germany, with 1,562 tracked contacts and 716 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 due diligence security firms based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Neam It-Services Gmbhneam.de HQ: Paderborn, GermanyReported employees: 51-200 | Paderborn, Germany | 51-200 | Exact match | 81 contacts → |
“neam IT-Services GmbH – founded in 1996 – is a Systems Integrator based in Paderborn, Germany and operating in various projects all over Europe.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Ditis Systemeditis.de HQ: Ulm, GermanyReported employees: 51-200 | Ulm, Germany | 51-200 | Exact match | 69 contacts → |
“ditis - The Security Company!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | SRC Security Research And Consulting Gmbhsrc-gmbh.de HQ: Bonn, GermanyReported employees: 51-200 | Bonn, Germany | 51-200 | Exact match | 67 contacts → |
“SRC Security Research & Consulting is committed to providing service in the areas of information technology and information security.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Hvs-Consultinghvs-consulting.de HQ: Garching, GermanyReported employees: 51-200 | Garching, Germany | 51-200 | Exact match | 46 contacts → |
“HvS-Consulting AG is consulting large and medium-sized companies on the topic of cyber security since 2002.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | BDO Cyber Security Gmbhbdosecurity.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 40 contacts → |
“BDO Cyber Security GmbH is your competent partner in all in all cyber security matters.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Admeritia Gmbhadmeritia.de HQ: Langenfeld, GermanyReported employees: 11-50 | Langenfeld, Germany | 11-50 | Exact match | 37 contacts → |
“As an owner-managed company, admeritia GmbH turned to industrial IT security shortly after its foundation in 2004.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cloudyrioncloudyrion.com HQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 32 contacts → |
“CLOUDYRION is a start-up for IT security consulting from Düsseldorf.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 2b Advice2b-advice.com HQ: Bonn, GermanyReported employees: 51-200 | Bonn, Germany | 51-200 | Exact match | 31 contacts → |
“At 2B Advice, we are the trusted partner in integrated risk management, helping businesses navigate data protection, compliance, and risk with confidence.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | MGM Security Partners Gmbhmgm-sp.com HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 28 contacts → |
“Simplifying Your Security Journey Welcome to mgm security partners GmbH – your reliable partner for simple and effective IT security solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ETL Consit Gmbhetl-consit.de HQ: Bad Oldesloe, GermanyReported employees: 11-50 | Bad Oldesloe, Germany | 11-50 | Exact match | 23 contacts → |
“Aus s-consit wird ETL consit.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Secorisecori.eu HQ: Frankfurt, GermanyReported employees: 11-50 | Frankfurt, Germany | 11-50 | Exact match | 20 contacts → |
“secori advisors is a management consultancy with a focus on security, risk, and compliance.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Atarax Unternehmensgruppeatarax.de HQ: Herzogenaurach, GermanyReported employees: 11-50 | Herzogenaurach, Germany | 11-50 | Exact match | 20 contacts → |
“Die atarax Unternehmensgruppe ist ein flexibles Team mit dem Schwerpunkt strategische Unternehmenssicherheit.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Audatis Groupaudatis.de HQ: Herford, GermanyReported employees: 11-50 | Herford, Germany | 11-50 | Exact match | 19 contacts → |
“Ihr zuverlässiger Partner für Consulting, Training und Services im Bereich Datenschutz und Informationssicherheit.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Schutzwerk Gmbhschutzwerk.com HQ: Ulm, GermanyReported employees: 11-50 | Ulm, Germany | 11-50 | Exact match | 19 contacts → |
“SCHUTZWERK GmbH is an international IT security consultancy.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | TTS Trusted Technologies And Solutions Gmbhtts-security.com HQ: Essen, GermanyReported employees: 11-50 | Essen, Germany | 11-50 | Exact match | 18 contacts → |
“TTS is a security consulting company specialised on business continuity and crisis management, information security management systems (incl.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | DS Data Systems Gmbhdatasystems.de HQ: Braunschweiger, GermanyReported employees: 11-50 | Braunschweiger, Germany | 11-50 | Exact match | 17 contacts → |
“Full-Hand Security – Integrating Governance, Cyber & Physical Protection Wir schützen Unternehmen, Organisationen und Behörden umfassend vor Cyberangriffen, Datenverlusten…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Frankfurt, GermanyReported employees: 11-50 | Frankfurt, Germany | 11-50 | Exact match | 17 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Security Risk Solutionssecurityrisksolutions.net HQ: Steinau, GermanyReported employees: 1-10 | Steinau, Germany | 1-10 | Exact match | 17 contacts → |
“Independent firm offering innovative solutions for Managed Security, Information Security & Risk, Business Continuity, Certification (ISO & PCI) and Computer Forensics.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Diesecdiesec.com HQ: Darmstadt, GermanyReported employees: 51-200 | Darmstadt, Germany | 51-200 | Exact match | 16 contacts → |
“DIESEC, founded by Carl Dietzel in 2009, is dedicated to securing your most valuable asset - your data.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Protea Networks Gmbhproteanetworks.de HQ: Unterhaching, GermanyReported employees: 11-50 | Unterhaching, Germany | 11-50 | Exact match | 16 contacts → |
“Protection with Passion Seit über 20 Jahren entwickeln und implementieren wir Sicherheitsstrategien, die den Unternehmenserfolg unserer Kunden in den Mittelpunkt stellen.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Protectoneprotectone.net HQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 16 contacts → |
“protectONE - akkreditiertes und autorisiertes Consulting- & Trainingsunternehmen für IT Security Lösungen.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Maconia Gmbhmaconia.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 16 contacts → |
“UNSERE VISION Komplexe Risiken, exzellente Beratung, klare Lösungen: MACONIA schützt Unternehmen und Institutionen!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | OAK Securityoaksecurity.io HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 16 contacts → |
“Book.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Teal Technology Consulting Gmbhteal-consulting.de HQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 15 contacts → |
“Über den "Anmelden"-Button gelangst du zu unserem neusten Webinar.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Artada Gmbhartada.de HQ: Werl, GermanyReported employees: 11-50 | Werl, Germany | 11-50 | Exact match | 14 contacts → |
“ARTADA GmbH is an information technology and services company based out of Hammer Str.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 258 company matches
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Due diligence security firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
256 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 258 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for due diligence security firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many due diligence security firms did RevenueBase find based in Germany?
The saved snapshot records 258 matching company records, 1,562 tracked contacts and 716 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 due diligence security firms based in Germany. Snapshot: September 28, 2026. https://revenuebase.ai/companies/due-diligence-security-firms/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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