Company lists · Data refreshed September 2026
Top 21 Mobile application security testers based in Germany
RevenueBase identified 44 company matches for mobile application security testers associated with Germany as of September 2026 and tracks 214 professional contacts across them, including 90 with verified work emails. Berlin is the largest hub.
This list covers company matches for mobile application security testers 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 21 largest mobile application security testers based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 48 contacts → | ||||
Exact match “On March 2, 2026, OneSpan and Build38 came together to strengthen OneSpan’s core objective of protecting high-value mobile interactions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 18 contacts → | ||||
Exact match “Cure53 offers classic black-box penetration tests (zero-knowledge) as well as white-box tests and code audits.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 16 contacts → | ||||
Exact match “Book.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 15 contacts → | ||||
Exact match “Auxilium Cyber Security is independent information security consultancy company focusing mainly on the following topics- Penetration testing of IoT/automotive units, web and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 10 contacts → | ||||
Exact match “WALLSEC specializes in penetration testing and security audits for critical enterprise IT.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 7 contacts → | ||||
Exact match “Bugshell is a European penetration testing platform that enables organizations to manage security testing in a transparent, trackable, and scalable way.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 7 contacts → | ||||
Exact match “X41 D-Sec GmbH is an expert provider for application security services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 7 contacts → | ||||
Exact match “We are your automotive penetration testing experts.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 6 contacts → | ||||
Exact match “Lutra Security ist ein IT-Sicherheits- und Penetrationstest-Dienstleister mit Sitz in München, der sich auf umfassende Angriffssimulationen und anspruchsvolle Penetrationstests…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 5 contacts → | ||||
Exact match “Applied Computer Security Research & Audits Recurity Labs considers design making & breaking as our core competence, closely followed by high end security analysis services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 5 contacts → | ||||
Exact match “mediaTest digital ist Europas Marktführer für Mobile Security Lösungen im Segment des Mobile Application und Enterprise Mobility Managements.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 5 contacts → | ||||
Exact match “Bei Queryella stehen IT-Sicherheit und Datenschutz mobiler Apps im Mittelpunkt.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 4 contacts → | ||||
Exact match “Wir sind spezialisiert auf die Durchführung von Penetrationstests und SOC/SIEM Managed Services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 3 contacts → | ||||
Exact match “Our Fully Autonomous Pentesting Solution helps businesses with constrained cybersecurity resources efficiently achieve and demonstrate strong cybersecurity by reducing complexity…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “The company name “Jester” refers to the tradition of a special kind of consultant during the medieval royal courts: The Court Jester The court jester was the only one in court…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “Willkommen bei Alb Cyber Guards, Ihrem vertrauenswürdigen Partner für Penetrationstests!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “Katana Sec GmbH is your go-to expert in IT security services and consulting.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “DSecured is a Berlin based IT security company with a backgrround in offensive security and bug bounty hunting.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “Y-Security performs Attack Simulations, Penetration Tests, and Security Trainings.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “Dien8 Network and Security Offensive security services A company specialized in penetration testing, software & network security audits” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match Recorded description not available. 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 “mobile application security testers”. 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 21 of 44 mobile application security testers based in Germany
See the full list, filter by size, metro and specialty, and access 90 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Mobile application security testers 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 44 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 “mobile application security testers” 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 90 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 “mobile application security testers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many mobile application security testers are there based in Germany?
RevenueBase identified 44 company matches for mobile application security testers 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?
Build38 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most mobile application security testers?
Berlin leads with 7 company records, followed by Munich (6) and Ludwigsburg (2).
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 90 professional contacts with verified work emails tracked across these 44 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 44 mobile application security testers based in Germany. Start with a free account, no credit card.
Download this list →Related lists
Mobile application security testers by geography
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- Mobile application security testers based in France
- Mobile application security testers based in India
- Mobile application security testers based in the Netherlands
- Mobile application security testers based in the United Kingdom
- Mobile application security testers based in the United States
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
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- Lists A-Z
- New lists
- Mobile application security testers based in London, United Kingdom
- Mobile application security testers based in Australia
- Mobile application security testers based in Brazil
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Company intelligence · public preview
Top 21 mobile application security testers 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 44 matching company records for mobile application security testers based in Germany, with 214 tracked contacts and 90 verified work emails.
This public preview shows 21 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 21 mobile application security testers 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 |  Build38build38.comHQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 48 contacts → |
“On March 2, 2026, OneSpan and Build38 came together to strengthen OneSpan’s core objective of protecting high-value mobile interactions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Cure53cure53.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 18 contacts → |
“Cure53 offers classic black-box penetration tests (zero-knowledge) as well as white-box tests and code audits.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  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. | |||||
| 4 |  Auxilium Cyber Securityauxiliumcybersec.comHQ: Ettlingen, GermanyReported employees: 11-50 | Ettlingen, Germany | 11-50 | Exact match | 15 contacts → |
“Auxilium Cyber Security is independent information security consultancy company focusing mainly on the following topics- Penetration testing of IoT/automotive units, web and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Wallsecwallsec.deHQ: Walldorf, GermanyReported employees: 11-50 | Walldorf, Germany | 11-50 | Exact match | 10 contacts → |
“WALLSEC specializes in penetration testing and security audits for critical enterprise IT.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Bugshellbugshell.comHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 7 contacts → |
“Bugshell is a European penetration testing platform that enables organizations to manage security testing in a transparent, trackable, and scalable way.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  X41 D-Sec Gmbhx41-dsec.deHQ: Aachen, GermanyReported employees: 1-10 | Aachen, Germany | 1-10 | Exact match | 7 contacts → |
“X41 D-Sec GmbH is an expert provider for application security services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Breachlabzbreachlabz.comHQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 7 contacts → |
“We are your automotive penetration testing experts.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Lutra Securitylutrasecurity.comHQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 6 contacts → |
“Lutra Security ist ein IT-Sicherheits- und Penetrationstest-Dienstleister mit Sitz in München, der sich auf umfassende Angriffssimulationen und anspruchsvolle Penetrationstests…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Recurity Labs Gmbhrecurity-labs.comHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 5 contacts → |
“Applied Computer Security Research & Audits Recurity Labs considers design making & breaking as our core competence, closely followed by high end security analysis services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Appvisoryappvisory.comHQ: Hanover, GermanyReported employees: 11-50 | Hanover, Germany | 11-50 | Exact match | 5 contacts → |
“mediaTest digital ist Europas Marktführer für Mobile Security Lösungen im Segment des Mobile Application und Enterprise Mobility Managements.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Queryella Gmbhqueryella.deHQ: Wetter, GermanyReported employees: 1-10 | Wetter, Germany | 1-10 | Exact match | 5 contacts → |
“Bei Queryella stehen IT-Sicherheit und Datenschutz mobiler Apps im Mittelpunkt.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Redlings Gmbhredlings.comHQ: Mannheim, GermanyReported employees: 1-10 | Mannheim, Germany | 1-10 | Exact match | 4 contacts → |
“Wir sind spezialisiert auf die Durchführung von Penetrationstests und SOC/SIEM Managed Services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  SQURsqur.aiHQ: Weingarten, GermanyReported employees: 1-10 | Weingarten, Germany | 1-10 | Exact match | 3 contacts → |
“Our Fully Autonomous Pentesting Solution helps businesses with constrained cybersecurity resources efficiently achieve and demonstrate strong cybersecurity by reducing complexity…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Jester Secure IT Gmbhjsec.deHQ: Bergisch Gladbach, GermanyReported employees: 11-50 | Bergisch Gladbach, Germany | 11-50 | Exact match | 3 contacts → |
“The company name “Jester” refers to the tradition of a special kind of consultant during the medieval royal courts: The Court Jester The court jester was the only one in court…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  ALB Cyber Guardsalbcyberguards.comHQ: Albstadt, GermanyReported employees: 1-10 | Albstadt, Germany | 1-10 | Exact match | 2 contacts → |
“Willkommen bei Alb Cyber Guards, Ihrem vertrauenswürdigen Partner für Penetrationstests!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Katana SEC Gmbhkatana-sec.comHQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 1 contacts → |
“Katana Sec GmbH is your go-to expert in IT security services and consulting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Dsecureddsecured.comHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 1 contacts → |
“DSecured is a Berlin based IT security company with a backgrround in offensive security and bug bounty hunting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Y-Securityy-security.deHQ: Essen, GermanyReported employees: 1-10 | Essen, Germany | 1-10 | Exact match | 1 contacts → |
“Y-Security performs Attack Simulations, Penetration Tests, and Security Trainings.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Dien8 Gmbhdien8.comHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 1 contacts → |
“Dien8 Network and Security Offensive security services A company specialized in penetration testing, software & network security audits” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Rootsektor It-Securityrootsektor.de HQ: Arnsberg, GermanyReported employees: 1-10 | Arnsberg, Germany | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 21 of 44 company matches
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Mobile application security testers: 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
44 records in the displayed employee bands.
0 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 44 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 mobile application security testers?
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 mobile application security testers did RevenueBase find based in Germany?
The saved snapshot records 44 matching company records, 214 tracked contacts and 90 verified emails. The public preview displays 21 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
Mobile application security testers by geography
- Mobile application security testers based in London, United Kingdom
- Mobile application security testers based in Australia
- Mobile application security testers based in Brazil
- Mobile application security testers based in Canada
- Mobile application security testers based in France
- Mobile application security testers based in India
- Mobile application security testers based in the Netherlands
- Mobile application security testers based in the United Kingdom
- Mobile application security testers based in the United States
Cite this list
RevenueBase Data Team. Top 21 mobile application security testers based in Germany. Snapshot: September 28, 2026. https://revenuebase.ai/companies/mobile-application-security-testers/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
- Mobile application security testers based in London, United Kingdom
- Mobile application security testers based in Australia
- Mobile application security testers based in Brazil
- Mobile application security testers based in Canada
- Mobile application security testers based in France
- Mobile application security testers based in India
Company intelligence · public preview
Top 21 mobile application security testers based in Germany
RevenueBase records 44 matching company records for mobile application security testers based in Germany, with 214 tracked contacts and 90 verified work emails.
This public preview shows 21 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 21 mobile application security testers 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 | Build38build38.com HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 48 contacts → |
“On March 2, 2026, OneSpan and Build38 came together to strengthen OneSpan’s core objective of protecting high-value mobile interactions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Cure53cure53.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 18 contacts → |
“Cure53 offers classic black-box penetration tests (zero-knowledge) as well as white-box tests and code audits.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | 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. | |||||
| 4 | Auxilium Cyber Securityauxiliumcybersec.com HQ: Ettlingen, GermanyReported employees: 11-50 | Ettlingen, Germany | 11-50 | Exact match | 15 contacts → |
“Auxilium Cyber Security is independent information security consultancy company focusing mainly on the following topics- Penetration testing of IoT/automotive units, web and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Wallsecwallsec.de HQ: Walldorf, GermanyReported employees: 11-50 | Walldorf, Germany | 11-50 | Exact match | 10 contacts → |
“WALLSEC specializes in penetration testing and security audits for critical enterprise IT.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Bugshellbugshell.com HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 7 contacts → |
“Bugshell is a European penetration testing platform that enables organizations to manage security testing in a transparent, trackable, and scalable way.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | X41 D-Sec Gmbhx41-dsec.de HQ: Aachen, GermanyReported employees: 1-10 | Aachen, Germany | 1-10 | Exact match | 7 contacts → |
“X41 D-Sec GmbH is an expert provider for application security services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Breachlabzbreachlabz.com HQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 7 contacts → |
“We are your automotive penetration testing experts.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Lutra Securitylutrasecurity.com HQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 6 contacts → |
“Lutra Security ist ein IT-Sicherheits- und Penetrationstest-Dienstleister mit Sitz in München, der sich auf umfassende Angriffssimulationen und anspruchsvolle Penetrationstests…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Recurity Labs Gmbhrecurity-labs.com HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 5 contacts → |
“Applied Computer Security Research & Audits Recurity Labs considers design making & breaking as our core competence, closely followed by high end security analysis services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Appvisoryappvisory.com HQ: Hanover, GermanyReported employees: 11-50 | Hanover, Germany | 11-50 | Exact match | 5 contacts → |
“mediaTest digital ist Europas Marktführer für Mobile Security Lösungen im Segment des Mobile Application und Enterprise Mobility Managements.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Queryella Gmbhqueryella.de HQ: Wetter, GermanyReported employees: 1-10 | Wetter, Germany | 1-10 | Exact match | 5 contacts → |
“Bei Queryella stehen IT-Sicherheit und Datenschutz mobiler Apps im Mittelpunkt.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Redlings Gmbhredlings.com HQ: Mannheim, GermanyReported employees: 1-10 | Mannheim, Germany | 1-10 | Exact match | 4 contacts → |
“Wir sind spezialisiert auf die Durchführung von Penetrationstests und SOC/SIEM Managed Services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | SQURsqur.ai HQ: Weingarten, GermanyReported employees: 1-10 | Weingarten, Germany | 1-10 | Exact match | 3 contacts → |
“Our Fully Autonomous Pentesting Solution helps businesses with constrained cybersecurity resources efficiently achieve and demonstrate strong cybersecurity by reducing complexity…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Jester Secure IT Gmbhjsec.de HQ: Bergisch Gladbach, GermanyReported employees: 11-50 | Bergisch Gladbach, Germany | 11-50 | Exact match | 3 contacts → |
“The company name “Jester” refers to the tradition of a special kind of consultant during the medieval royal courts: The Court Jester The court jester was the only one in court…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ALB Cyber Guardsalbcyberguards.com HQ: Albstadt, GermanyReported employees: 1-10 | Albstadt, Germany | 1-10 | Exact match | 2 contacts → |
“Willkommen bei Alb Cyber Guards, Ihrem vertrauenswürdigen Partner für Penetrationstests!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Katana SEC Gmbhkatana-sec.com HQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 1 contacts → |
“Katana Sec GmbH is your go-to expert in IT security services and consulting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dsecureddsecured.com HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 1 contacts → |
“DSecured is a Berlin based IT security company with a backgrround in offensive security and bug bounty hunting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Y-Securityy-security.de HQ: Essen, GermanyReported employees: 1-10 | Essen, Germany | 1-10 | Exact match | 1 contacts → |
“Y-Security performs Attack Simulations, Penetration Tests, and Security Trainings.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dien8 Gmbhdien8.com HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 1 contacts → |
“Dien8 Network and Security Offensive security services A company specialized in penetration testing, software & network security audits” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Rootsektor It-Securityrootsektor.de HQ: Arnsberg, GermanyReported employees: 1-10 | Arnsberg, Germany | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 21 of 44 company matches
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Mobile application security testers: 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
44 records in the displayed employee bands.
0 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 44 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 mobile application security testers?
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 mobile application security testers did RevenueBase find based in Germany?
The saved snapshot records 44 matching company records, 214 tracked contacts and 90 verified emails. The public preview displays 21 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 21 mobile application security testers based in Germany. Snapshot: September 28, 2026. https://revenuebase.ai/companies/mobile-application-security-testers/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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