Company lists · Data refreshed September 2026
Top 25 Defense cybersecurity companies based in Germany
RevenueBase identified 237 company matches for defense cybersecurity companies associated with Germany as of September 2026 and tracks 4,965 professional contacts across them, including 1,180 with verified work emails and 137 with mobile numbers. Berlin is the largest hub.
This list covers company matches for defense cybersecurity companies 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 1, 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 defense cybersecurity companies based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 762 contacts → | ||||
Exact match “MTI provides award-winning, end-to-end technology solutions and services in cyber security and data centre for over 35 years.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 2 | 620 contacts → | ||||
Exact match “secunet – Protecting Digital Infrastructures secunet is Germany’s leading cybersecurity company.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 3 | 389 contacts → | ||||
Exact match “Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 4 | 360 contacts → | ||||
Exact match “We believe in a secure digital future with minimal risk and maximum opportunities.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 5 | 131 contacts → | ||||
Exact match “Die usd AG schützt Unternehmen vor Hackern und Kriminellen.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 6 | 98 contacts → | ||||
Exact match “Rohde & Schwarz Cybersecurity is a leading IT security company that protects companies and public institutions around the world against cyberattacks.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 7 | 83 contacts → | ||||
Exact match “r-tec IT Security ist seit über 25 Jahren auf IT-Sicherheit spezialisiert.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 8 | 68 contacts → | ||||
Exact match “ditis - The Security Company!” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 9 | 64 contacts → | ||||
Exact match “As a cutting-edge technology company, we specialize in delivering state-of-the-art services that empower organizations to thrive in the digital era.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 10 | 55 contacts → | ||||
Exact match “water is a cybersecurity company that provides holistic IT security solutions to keep your business safe.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 11 | 49 contacts → | ||||
Exact match “ProSec GmbH verwandelt Unternehmen in digitale Festungen.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 12 | 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 1, 2026 · View company records in RevenueBase | |||||
| 13 | 41 contacts → | ||||
Exact match “AEGIS IT RESEARCH is a research and development company based in Germany developing and managing innovative IT solutions for numerous business sectors.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 14 | 38 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 1, 2026 · View company records in RevenueBase | |||||
| 15 | 36 contacts → | ||||
Exact match “Wir sind die Com-Sys!” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 16 | 33 contacts → | ||||
Exact match “Die DGC AG ist ein Unternehmen für All-in-One Cybersicherheitslösungen.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 17 | 27 contacts → | ||||
Exact match “Mehr Schutz vor Angriffen aus dem Cyberraum: Cyberkriminalität ist eine der größten Bedrohungen unserer Zeit.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 18 | 27 contacts → | ||||
Exact match “CYQUEO secures digital communication and business processes.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 19 | 24 contacts → | ||||
Exact match “CODE WHITE is specialized in high-end red teaming, continuous attack surface management and threat intelligence since 2014.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 20 | 22 contacts → | ||||
Exact match “We are a cyber security company based in Gelsenkirchen, Germany.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 21 | 20 contacts → | ||||
Exact match “SH4U bietet Ihnen disruptive IT-Securitylösungen, um die IT-Sicherheit signifikant zu erhöhen und Ressourcen zu entlasten.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 22 | 19 contacts → | ||||
Exact match “Moin, wir sind die Firma NetKom GmbH aus Papenburg.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 23 | 15 contacts → | ||||
Exact match “AGT helps organizations create secure environments for safer operations and better service.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 24 | 13 contacts → | ||||
Exact match “SECURNITE is a quality-oriented company that offers information security and cybersecurity services.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 25 | 13 contacts → | ||||
Exact match “ARTADA GmbH is an information technology and services company based out of Hammer Str.” Recorded in the RevenueBase company graph · Sep 1, 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 “defense cybersecurity companies”. 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 237 defense cybersecurity companies based in Germany
See the full list, filter by size, metro and specialty, and access 1,180 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Defense cybersecurity companies based in Germany at a glance
As of Sep 1, 2026Companies by employee count
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 “defense cybersecurity companies” 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 1,180 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 1, 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 “defense cybersecurity companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many defense cybersecurity companies are there based in Germany?
RevenueBase identified 237 company matches for defense cybersecurity companies 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?
MTI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most defense cybersecurity companies?
Berlin leads with 24 company records, followed by Munich (23) and Hamburg (8).
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 1,180 professional contacts with verified work emails tracked across these 237 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 1, 2026.
Ready to reach these companies? Verified emails and direct dials for all 237 defense cybersecurity companies based in Germany. Start with a free account, no credit card.
Download this list →Related lists
Defense cybersecurity companies by geography
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- Defense cybersecurity companies based in France
- Defense cybersecurity companies based in Australia
- Defense cybersecurity companies based in Mexico
- Defense cybersecurity companies based in Spain
- Defense cybersecurity companies based in Italy
- Defense cybersecurity companies based in Israel
- Defense cybersecurity companies based in the Netherlands
- Defense cybersecurity companies based in South Africa
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
- Defense cybersecurity companies based in the United States
- Defense cybersecurity companies based in the United Kingdom
- Defense cybersecurity companies based in Canada
- Defense cybersecurity companies based in Brazil
- Defense cybersecurity companies based in France
- Defense cybersecurity companies based in Australia
Company intelligence · public preview
Top 25 defense cybersecurity companies 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 237 matching company records for defense cybersecurity companies based in Germany, with 4,965 tracked contacts and 1,180 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 1, 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 defense cybersecurity companies 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 |  MTImti.comHQ: HQ not recorded; location: Munich, GermanyReported employees: 201-500 | HQ not recorded; location: Munich, Germany | 201-500 | Exact match | 762 contacts → |
“MTI provides award-winning, end-to-end technology solutions and services in cyber security and data centre for over 35 years.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Secunet Security Networks AGsecunet.comHQ: HQ not recorded; location: Essen, GermanyReported employees: 1,001-5,000 | HQ not recorded; location: Essen, Germany | 1,001-5,000 | Exact match | 620 contacts → |
“secunet – Protecting Digital Infrastructures secunet is Germany’s leading cybersecurity company.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  G Data Cyberdefensegdata.deHQ: HQ not recorded; location: Bochum, GermanyReported employees: 501-1,000 | HQ not recorded; location: Bochum, Germany | 501-1,000 | Exact match | 389 contacts → |
“Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Telekom Securitysecurity.telekom.deHQ: HQ not recorded; location: Bonn, GermanyReported employees: 1,001-5,000 | HQ not recorded; location: Bonn, Germany | 1,001-5,000 | Exact match | 360 contacts → |
“We believe in a secure digital future with minimal risk and maximum opportunities.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  USD AGusd.deHQ: HQ not recorded; location: Neu-Isenburg, GermanyReported employees: 51-200 | HQ not recorded; location: Neu-Isenburg, Germany | 51-200 | Exact match | 131 contacts → |
“Die usd AG schützt Unternehmen vor Hackern und Kriminellen.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Rohde & Schwarz Cybersecurityrohde-schwarz.comHQ: HQ not recorded; location: Munich, GermanyReported employees: 201-500 | HQ not recorded; location: Munich, Germany | 201-500 | Exact match | 98 contacts → |
“Rohde & Schwarz Cybersecurity is a leading IT security company that protects companies and public institutions around the world against cyberattacks.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  R-Tec IT Security Gmbhr-tec.netHQ: HQ not recorded; location: Wuppertal, GermanyReported employees: 51-200 | HQ not recorded; location: Wuppertal, Germany | 51-200 | Exact match | 83 contacts → |
“r-tec IT Security ist seit über 25 Jahren auf IT-Sicherheit spezialisiert.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Ditis Systemeditis.deHQ: HQ not recorded; location: Heidenheim An Der Brenz, GermanyReported employees: 51-200 | HQ not recorded; location: Heidenheim An Der Brenz, Germany | 51-200 | Exact match | 68 contacts → |
“ditis - The Security Company!” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Knodtec Solutions Private Limitedknodtec.comHQ: HQ not recorded; location: Cologne, GermanyReported employees: 51-200 | HQ not recorded; location: Cologne, Germany | 51-200 | Exact match | 64 contacts → |
“As a cutting-edge technology company, we specialize in delivering state-of-the-art services that empower organizations to thrive in the digital era.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Water IT Security & Defensewater-security.deHQ: HQ not recorded; location: Dusseldorf, GermanyReported employees: 51-200 | HQ not recorded; location: Dusseldorf, Germany | 51-200 | Exact match | 55 contacts → |
“water is a cybersecurity company that provides holistic IT security solutions to keep your business safe.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Prosec Gmbhprosec-networks.comHQ: HQ not recorded; location: Munich, GermanyReported employees: 51-200 | HQ not recorded; location: Munich, Germany | 51-200 | Exact match | 49 contacts → |
“ProSec GmbH verwandelt Unternehmen in digitale Festungen.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Hvs-Consultinghvs-consulting.deHQ: HQ not recorded; location: Garching, GermanyReported employees: 51-200 | HQ not recorded; location: 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 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Aegis IT Researchaegisresearch.euHQ: HQ not recorded; location: Braunschweig, GermanyReported employees: 11-50 | HQ not recorded; location: Braunschweig, Germany | 11-50 | Exact match | 41 contacts → |
“AEGIS IT RESEARCH is a research and development company based in Germany developing and managing innovative IT solutions for numerous business sectors.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  BDO Cyber Security Gmbhbdosecurity.deHQ: HQ not recorded; location: Dusseldorf, GermanyReported employees: 51-200 | HQ not recorded; location: Dusseldorf, Germany | 51-200 | Exact match | 38 contacts → |
“BDO Cyber Security GmbH is your competent partner in all in all cyber security matters.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Communication Systems Gmbhcom-sys.de HQ: HQ not recorded; location: Neu-Isenburg, GermanyReported employees: 51-200 | HQ not recorded; location: Neu-Isenburg, Germany | 51-200 | Exact match | 36 contacts → |
“Wir sind die Com-Sys!” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  DGC AGdgc.orgHQ: HQ not recorded; location: Flensburg, GermanyReported employees: 51-200 | HQ not recorded; location: Flensburg, Germany | 51-200 | Exact match | 33 contacts → |
“Die DGC AG ist ein Unternehmen für All-in-One Cybersicherheitslösungen.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Allgeier Cyris Gmbhallgeier-cyris.deHQ: HQ not recorded; location: Bremen, GermanyReported employees: 51-200 | HQ not recorded; location: Bremen, Germany | 51-200 | Exact match | 27 contacts → |
“Mehr Schutz vor Angriffen aus dem Cyberraum: Cyberkriminalität ist eine der größten Bedrohungen unserer Zeit.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Cyqueocyqueo.comHQ: HQ not recorded; location: Munich, GermanyReported employees: 11-50 | HQ not recorded; location: Munich, Germany | 11-50 | Exact match | 27 contacts → |
“CYQUEO secures digital communication and business processes.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Code White Gmbhcode-white.comHQ: HQ not recorded; location: Ulm, GermanyReported employees: 51-200 | HQ not recorded; location: Ulm, Germany | 51-200 | Exact match | 24 contacts → |
“CODE WHITE is specialized in high-end red teaming, continuous attack surface management and threat intelligence since 2014.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Aware7 Gmbha7.deHQ: HQ not recorded; location: Gelsenkirchen, GermanyReported employees: 11-50 | HQ not recorded; location: Gelsenkirchen, Germany | 11-50 | Exact match | 22 contacts → |
“We are a cyber security company based in Gelsenkirchen, Germany.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Systemhaus For YOU Gmbhsh4u.deHQ: HQ not recorded; location: Hamburg, GermanyReported employees: 11-50 | HQ not recorded; location: Hamburg, Germany | 11-50 | Exact match | 20 contacts → |
“SH4U bietet Ihnen disruptive IT-Securitylösungen, um die IT-Sicherheit signifikant zu erhöhen und Ressourcen zu entlasten.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Netkom Gmbhnetkom-pbg.deHQ: HQ not recorded; location: Osnabruck, GermanyReported employees: 11-50 | HQ not recorded; location: Osnabruck, Germany | 11-50 | Exact match | 19 contacts → |
“Moin, wir sind die Firma NetKom GmbH aus Papenburg.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Agt-Advanced German Technologyagt-technology.comHQ: HQ not recorded; location: Berlin, GermanyReported employees: 51-200 | HQ not recorded; location: Berlin, Germany | 51-200 | Exact match | 15 contacts → |
“AGT helps organizations create secure environments for safer operations and better service.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Securnite Gmbhsecurnite.comHQ: HQ not recorded; location: Dusseldorf, GermanyReported employees: 11-50 | HQ not recorded; location: Dusseldorf, Germany | 11-50 | Exact match | 13 contacts → |
“SECURNITE is a quality-oriented company that offers information security and cybersecurity services.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Artada Gmbhartada.deHQ: HQ not recorded; location: Werl, GermanyReported employees: 11-50 | HQ not recorded; location: Werl, Germany | 11-50 | Exact match | 13 contacts → |
“ARTADA GmbH is an information technology and services company based out of Hammer Str.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 237 company matches
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Defense cybersecurity companies: dataset insights
September 1, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
236 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 1, 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 defense cybersecurity companies?
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 defense cybersecurity companies did RevenueBase find based in Germany?
The saved snapshot records 237 matching company records, 4,965 tracked contacts and 1,180 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 1, 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
Defense cybersecurity companies by geography
- Defense cybersecurity companies based in the United States
- Defense cybersecurity companies based in the United Kingdom
- Defense cybersecurity companies based in Canada
- Defense cybersecurity companies based in Brazil
- Defense cybersecurity companies based in France
- Defense cybersecurity companies based in Australia
- Defense cybersecurity companies based in Mexico
- Defense cybersecurity companies based in Spain
- Defense cybersecurity companies based in Italy
- Defense cybersecurity companies based in Israel
- Defense cybersecurity companies based in the Netherlands
- Defense cybersecurity companies based in South Africa
Cite this list
RevenueBase Data Team. Top 25 defense cybersecurity companies based in Germany. Snapshot: September 1, 2026. https://revenuebase.ai/companies/defense-cybersecurity-companies/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
- Defense cybersecurity companies based in the United States
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Company intelligence · public preview
Top 25 defense cybersecurity companies based in Germany
RevenueBase records 237 matching company records for defense cybersecurity companies based in Germany, with 4,965 tracked contacts and 1,180 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 1, 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 defense cybersecurity companies 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 | MTImti.com HQ: HQ not recorded; location: Munich, GermanyReported employees: 201-500 | HQ not recorded; location: Munich, Germany | 201-500 | Exact match | 762 contacts → |
“MTI provides award-winning, end-to-end technology solutions and services in cyber security and data centre for over 35 years.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Secunet Security Networks AGsecunet.com HQ: HQ not recorded; location: Essen, GermanyReported employees: 1,001-5,000 | HQ not recorded; location: Essen, Germany | 1,001-5,000 | Exact match | 620 contacts → |
“secunet – Protecting Digital Infrastructures secunet is Germany’s leading cybersecurity company.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | G Data Cyberdefensegdata.de HQ: HQ not recorded; location: Bochum, GermanyReported employees: 501-1,000 | HQ not recorded; location: Bochum, Germany | 501-1,000 | Exact match | 389 contacts → |
“Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Telekom Securitysecurity.telekom.de HQ: HQ not recorded; location: Bonn, GermanyReported employees: 1,001-5,000 | HQ not recorded; location: Bonn, Germany | 1,001-5,000 | Exact match | 360 contacts → |
“We believe in a secure digital future with minimal risk and maximum opportunities.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | USD AGusd.de HQ: HQ not recorded; location: Neu-Isenburg, GermanyReported employees: 51-200 | HQ not recorded; location: Neu-Isenburg, Germany | 51-200 | Exact match | 131 contacts → |
“Die usd AG schützt Unternehmen vor Hackern und Kriminellen.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Rohde & Schwarz Cybersecurityrohde-schwarz.com HQ: HQ not recorded; location: Munich, GermanyReported employees: 201-500 | HQ not recorded; location: Munich, Germany | 201-500 | Exact match | 98 contacts → |
“Rohde & Schwarz Cybersecurity is a leading IT security company that protects companies and public institutions around the world against cyberattacks.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | R-Tec IT Security Gmbhr-tec.net HQ: HQ not recorded; location: Wuppertal, GermanyReported employees: 51-200 | HQ not recorded; location: Wuppertal, Germany | 51-200 | Exact match | 83 contacts → |
“r-tec IT Security ist seit über 25 Jahren auf IT-Sicherheit spezialisiert.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Ditis Systemeditis.de HQ: HQ not recorded; location: Heidenheim An Der Brenz, GermanyReported employees: 51-200 | HQ not recorded; location: Heidenheim An Der Brenz, Germany | 51-200 | Exact match | 68 contacts → |
“ditis - The Security Company!” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Knodtec Solutions Private Limitedknodtec.com HQ: HQ not recorded; location: Cologne, GermanyReported employees: 51-200 | HQ not recorded; location: Cologne, Germany | 51-200 | Exact match | 64 contacts → |
“As a cutting-edge technology company, we specialize in delivering state-of-the-art services that empower organizations to thrive in the digital era.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Water IT Security & Defensewater-security.de HQ: HQ not recorded; location: Dusseldorf, GermanyReported employees: 51-200 | HQ not recorded; location: Dusseldorf, Germany | 51-200 | Exact match | 55 contacts → |
“water is a cybersecurity company that provides holistic IT security solutions to keep your business safe.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Prosec Gmbhprosec-networks.com HQ: HQ not recorded; location: Munich, GermanyReported employees: 51-200 | HQ not recorded; location: Munich, Germany | 51-200 | Exact match | 49 contacts → |
“ProSec GmbH verwandelt Unternehmen in digitale Festungen.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Hvs-Consultinghvs-consulting.de HQ: HQ not recorded; location: Garching, GermanyReported employees: 51-200 | HQ not recorded; location: 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 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Aegis IT Researchaegisresearch.eu HQ: HQ not recorded; location: Braunschweig, GermanyReported employees: 11-50 | HQ not recorded; location: Braunschweig, Germany | 11-50 | Exact match | 41 contacts → |
“AEGIS IT RESEARCH is a research and development company based in Germany developing and managing innovative IT solutions for numerous business sectors.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | BDO Cyber Security Gmbhbdosecurity.de HQ: HQ not recorded; location: Dusseldorf, GermanyReported employees: 51-200 | HQ not recorded; location: Dusseldorf, Germany | 51-200 | Exact match | 38 contacts → |
“BDO Cyber Security GmbH is your competent partner in all in all cyber security matters.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Communication Systems Gmbhcom-sys.de HQ: HQ not recorded; location: Neu-Isenburg, GermanyReported employees: 51-200 | HQ not recorded; location: Neu-Isenburg, Germany | 51-200 | Exact match | 36 contacts → |
“Wir sind die Com-Sys!” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | DGC AGdgc.org HQ: HQ not recorded; location: Flensburg, GermanyReported employees: 51-200 | HQ not recorded; location: Flensburg, Germany | 51-200 | Exact match | 33 contacts → |
“Die DGC AG ist ein Unternehmen für All-in-One Cybersicherheitslösungen.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Allgeier Cyris Gmbhallgeier-cyris.de HQ: HQ not recorded; location: Bremen, GermanyReported employees: 51-200 | HQ not recorded; location: Bremen, Germany | 51-200 | Exact match | 27 contacts → |
“Mehr Schutz vor Angriffen aus dem Cyberraum: Cyberkriminalität ist eine der größten Bedrohungen unserer Zeit.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Cyqueocyqueo.com HQ: HQ not recorded; location: Munich, GermanyReported employees: 11-50 | HQ not recorded; location: Munich, Germany | 11-50 | Exact match | 27 contacts → |
“CYQUEO secures digital communication and business processes.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Code White Gmbhcode-white.com HQ: HQ not recorded; location: Ulm, GermanyReported employees: 51-200 | HQ not recorded; location: Ulm, Germany | 51-200 | Exact match | 24 contacts → |
“CODE WHITE is specialized in high-end red teaming, continuous attack surface management and threat intelligence since 2014.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Aware7 Gmbha7.de HQ: HQ not recorded; location: Gelsenkirchen, GermanyReported employees: 11-50 | HQ not recorded; location: Gelsenkirchen, Germany | 11-50 | Exact match | 22 contacts → |
“We are a cyber security company based in Gelsenkirchen, Germany.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Systemhaus For YOU Gmbhsh4u.de HQ: HQ not recorded; location: Hamburg, GermanyReported employees: 11-50 | HQ not recorded; location: Hamburg, Germany | 11-50 | Exact match | 20 contacts → |
“SH4U bietet Ihnen disruptive IT-Securitylösungen, um die IT-Sicherheit signifikant zu erhöhen und Ressourcen zu entlasten.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Netkom Gmbhnetkom-pbg.de HQ: HQ not recorded; location: Osnabruck, GermanyReported employees: 11-50 | HQ not recorded; location: Osnabruck, Germany | 11-50 | Exact match | 19 contacts → |
“Moin, wir sind die Firma NetKom GmbH aus Papenburg.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Agt-Advanced German Technologyagt-technology.com HQ: HQ not recorded; location: Berlin, GermanyReported employees: 51-200 | HQ not recorded; location: Berlin, Germany | 51-200 | Exact match | 15 contacts → |
“AGT helps organizations create secure environments for safer operations and better service.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Securnite Gmbhsecurnite.com HQ: HQ not recorded; location: Dusseldorf, GermanyReported employees: 11-50 | HQ not recorded; location: Dusseldorf, Germany | 11-50 | Exact match | 13 contacts → |
“SECURNITE is a quality-oriented company that offers information security and cybersecurity services.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Artada Gmbhartada.de HQ: HQ not recorded; location: Werl, GermanyReported employees: 11-50 | HQ not recorded; location: Werl, Germany | 11-50 | Exact match | 13 contacts → |
“ARTADA GmbH is an information technology and services company based out of Hammer Str.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 237 company matches
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Defense cybersecurity companies: dataset insights
September 1, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
236 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 1, 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 defense cybersecurity companies?
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 defense cybersecurity companies did RevenueBase find based in Germany?
The saved snapshot records 237 matching company records, 4,965 tracked contacts and 1,180 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 1, 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
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Cite this list
RevenueBase Data Team. Top 25 defense cybersecurity companies based in Germany. Snapshot: September 1, 2026. https://revenuebase.ai/companies/defense-cybersecurity-companies/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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