Company lists · Data refreshed September 2026
Top 25 Llm security testing firms based in the United States
RevenueBase identified 141 company matches for llm security testing firms associated with the United States as of September 2026 and tracks 1,730 professional contacts across them, including 628 with verified work emails. New York is the largest hub.
This list covers company matches for llm security testing firms associated with the United States, 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 llm security testing firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 344 contacts → | ||||
Exact match “Bishop Fox is recognized as the leading authority in offensive security, providing solutions ranging from continuous penetration testing, red teaming, and attack surface…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 186 contacts → | ||||
Exact match “Kualitatem empowers businesses to deliver quality software.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 81 contacts → | ||||
Exact match “RagaAI builds AI agents for healthcare and clinical research, taking the manual, repetitive work off teams so they can focus on patients and outcomes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 44 contacts → | ||||
Exact match “Founded in 2010, Secure Ideas is a small-business consulting firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 43 contacts → | ||||
Exact match “Gray Swan AI is an AI safety and security company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 39 contacts → | ||||
Exact match “Anvil is an information security consulting firm focused on top tier consulting.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 31 contacts → | ||||
Exact match “With offices all over the United States and Canada, Atredis Partners was created by a number of security industry veterans who wanted to prioritize offering quality and client…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 27 contacts → | ||||
Exact match “Calif secures the AI you use every day.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 27 contacts → | ||||
Exact match “Roka Security, LLC is a computer security firm located in the Washington D.C.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 25 contacts → | ||||
Exact match “SPLX is the leading AI security platform for Fortune 500 companies and global enterprises.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 24 contacts → | ||||
Exact match “As artificial intelligence continues to revolutionize industries and become increasingly prevalent in day-to-day use, the associated risks also rise.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 21 contacts → | ||||
Exact match “Abricto Security is a team of security leaders, consultants, ethical hackers and cloud professionals working together to test and strengthen your company’s security posture.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 21 contacts → | ||||
Exact match “Gotham Digital Science (GDS) was acquired in 2016 by Stroz Friedberg, an Aon company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 20 contacts → | ||||
Exact match “Kulkan Security - Creative minds breaking your Apps.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 20 contacts → | ||||
Exact match “Rhino Security Labs is a top penetration testing and security assessment firm with a focus on cloud pentesting (AWS, GCP, Azure), network pentesting, web application pentesting…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 20 contacts → | ||||
Exact match “Integrating High-Risk AI Safely.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 19 contacts → | ||||
Exact match “Promptfoo is the leading open-core platform for AI application security, enabling enterprises to identify and remediate vulnerabilities in LLMs, RAG systems, and AI agents before…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 19 contacts → | ||||
Exact match “ONSEC.io - is a penetration testing & in-depth security audit company with more than 13 years of experience on the market.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 17 contacts → | ||||
Exact match “Include Security is a premiere security consulting company executing thousands of assessments of all types of technology for hundreds of clients since 2011.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 14 contacts → | ||||
Exact match “TrustFoundry is a full service security firm that focuses on penetration testing and secure design.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “Carve Systems is now part of iVision.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 13 contacts → | ||||
Exact match “Ethical hacking : Vulnerability Assessment, Penetration Testing, Source Code Security Testing, Apps Security Testing, ATM and PoS pentesting, transactional switches testing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 12 contacts → | ||||
Exact match “Founded in 2006, Netragard has established a reputation for providing high-quality penetration testing and security advisory services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 11 contacts → | ||||
Exact match “Teisoft helps organizations understand where they are exposed, determine which weaknesses create meaningful business risk, and take action before those weaknesses can be exploited.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 10 contacts → | ||||
Exact match “Kryptowire is now Quokka.io” 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 “llm security testing 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 141 llm security testing firms based in the United States
See the full list, filter by size, metro and specialty, and access 628 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Llm security testing firms based in the United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 141 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 the United States whose business descriptions match “llm security testing 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 628 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 “llm security testing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many llm security testing firms are there based in the United States?
RevenueBase identified 141 company matches for llm security testing firms associated with the United States 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?
Bishop FOX tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most llm security testing firms?
New York leads with 9 company records, followed by Miami (7) and San Francisco (7).
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 628 professional contacts with verified work emails tracked across these 141 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 141 llm security testing firms based in the United States. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 25 llm security testing firms based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 141 matching company records for llm security testing firms based in the United States, with 1,730 tracked contacts and 628 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 llm security testing firms based in the United States
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 |  Bishop FOXbishopfox.comHQ: Tempe, AZ, United StatesReported employees: 201-500 | Tempe, AZ, United States | 201-500 | Exact match | 344 contacts → |
“Bishop Fox is recognized as the leading authority in offensive security, providing solutions ranging from continuous penetration testing, red teaming, and attack surface…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Kualitatem INCkualitatem.comHQ: NY, United StatesReported employees: 201-500 | NY, United States | 201-500 | Exact match | 186 contacts → |
“Kualitatem empowers businesses to deliver quality software.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Ragaai INCraga.aiHQ: San Francisco Bay, CA, United StatesReported employees: 51-200 | San Francisco Bay, CA, United States | 51-200 | Exact match | 81 contacts → |
“RagaAI builds AI agents for healthcare and clinical research, taking the manual, repetitive work off teams so they can focus on patients and outcomes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Secure Ideas, LLCsecureideas.comHQ: Jacksonville, FL, United StatesReported employees: 11-50 | Jacksonville, FL, United States | 11-50 | Exact match | 44 contacts → |
“Founded in 2010, Secure Ideas is a small-business consulting firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Gray Swangrayswan.aiHQ: Pittsburgh, PA, United StatesReported employees: 11-50 | Pittsburgh, PA, United States | 11-50 | Exact match | 43 contacts → |
“Gray Swan AI is an AI safety and security company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Anvil Secureanvilsecure.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 39 contacts → |
“Anvil is an information security consulting firm focused on top tier consulting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Atredis Partnersatredis.comHQ: All Over The Us, United StatesReported employees: 11-50 | All Over The Us, United States | 11-50 | Exact match | 31 contacts → |
“With offices all over the United States and Canada, Atredis Partners was created by a number of security industry veterans who wanted to prioritize offering quality and client…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  CALIFcalif.ioHQ: Sunnyvale, CA, United StatesReported employees: 51-200 | Sunnyvale, CA, United States | 51-200 | Exact match | 27 contacts → |
“Calif secures the AI you use every day.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Roka Security, LLCrokasecurity.comHQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 27 contacts → |
“Roka Security, LLC is a computer security firm located in the Washington D.C.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Splx, A Zscaler Companysplx.aiHQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 25 contacts → |
“SPLX is the leading AI security platform for Fortune 500 companies and global enterprises.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Calypsoaicalypsoai.com HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 24 contacts → |
“As artificial intelligence continues to revolutionize industries and become increasingly prevalent in day-to-day use, the associated risks also rise.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Abricto Securityabrictosecurity.comHQ: Alpharetta, GA, United StatesReported employees: 11-50 | Alpharetta, GA, United States | 11-50 | Exact match | 21 contacts → |
“Abricto Security is a team of security leaders, consultants, ethical hackers and cloud professionals working together to test and strengthen your company’s security posture.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Gotham Digital Science, A Stroz Friedberg Companygdssecurity.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 21 contacts → |
“Gotham Digital Science (GDS) was acquired in 2016 by Stroz Friedberg, an Aon company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Kulkan Securitykulkan.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 20 contacts → |
“Kulkan Security - Creative minds breaking your Apps.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Rhino Security Labs, INCrhinosecuritylabs.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 20 contacts → |
“Rhino Security Labs is a top penetration testing and security assessment firm with a focus on cloud pentesting (AWS, GCP, Azure), network pentesting, web application pentesting…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Artificial Intelligence Risk, INCaicrisk.comHQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 20 contacts → |
“Integrating High-Risk AI Safely.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Promptfoopromptfoo.devHQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 19 contacts → |
“Promptfoo is the leading open-core platform for AI application security, enabling enterprises to identify and remediate vulnerabilities in LLMs, RAG systems, and AI agents before…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  onsec.ioonsec.ioHQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 19 contacts → |
“ONSEC.io - is a penetration testing & in-depth security audit company with more than 13 years of experience on the market.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Include Securityincludesecurity.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 17 contacts → |
“Include Security is a premiere security consulting company executing thousands of assessments of all types of technology for hundreds of clients since 2011.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Trustfoundrytrustfoundry.net HQ: Overland Park, KS, United StatesReported employees: 1-10 | Overland Park, KS, United States | 1-10 | Exact match | 14 contacts → |
“TrustFoundry is a full service security firm that focuses on penetration testing and secure design.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Carve Systems, An Ivision Companyivision.comHQ: Golden, CO, United StatesReported employees: 11-50 | Golden, CO, United States | 11-50 | Exact match | 13 contacts → |
“Carve Systems is now part of iVision.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Open-Secopen-sec.comHQ: Tampa, FL, United StatesReported employees: 11-50 | Tampa, FL, United States | 11-50 | Exact match | 13 contacts → |
“Ethical hacking : Vulnerability Assessment, Penetration Testing, Source Code Security Testing, Apps Security Testing, ATM and PoS pentesting, transactional switches testing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Netragard, INCnetragard.com HQ: Acton, MA, United StatesReported employees: 11-50 | Acton, MA, United States | 11-50 | Exact match | 12 contacts → |
“Founded in 2006, Netragard has established a reputation for providing high-quality penetration testing and security advisory services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Teisoftteisoftllc.comHQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 11 contacts → |
“Teisoft helps organizations understand where they are exposed, determine which weaknesses create meaningful business risk, and take action before those weaknesses can be exploited.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Kryptowire NOW Quokka.ioquokka.ioHQ: Arlington, VA, United StatesReported employees: 11-50 | Arlington, VA, United States | 11-50 | Exact match | 10 contacts → |
“Kryptowire is now Quokka.io” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 141 company matches
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Llm security testing 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
141 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 United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 141 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 llm security testing 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 llm security testing firms did RevenueBase find based in the United States?
The saved snapshot records 141 matching company records, 1,730 tracked contacts and 628 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
Llm security testing firms by geography
Cite this list
RevenueBase Data Team. Top 25 llm security testing firms based in the United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/llm-security-testing-firms/united-states.
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
- Llm security testing firms based in India
- Llm security testing firms based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
Company intelligence · public preview
Top 25 llm security testing firms based in the United States
RevenueBase records 141 matching company records for llm security testing firms based in the United States, with 1,730 tracked contacts and 628 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 llm security testing firms based in the United States
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 | Bishop FOXbishopfox.com HQ: Tempe, AZ, United StatesReported employees: 201-500 | Tempe, AZ, United States | 201-500 | Exact match | 344 contacts → |
“Bishop Fox is recognized as the leading authority in offensive security, providing solutions ranging from continuous penetration testing, red teaming, and attack surface…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Kualitatem INCkualitatem.com HQ: NY, United StatesReported employees: 201-500 | NY, United States | 201-500 | Exact match | 186 contacts → |
“Kualitatem empowers businesses to deliver quality software.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ragaai INCraga.ai HQ: San Francisco Bay, CA, United StatesReported employees: 51-200 | San Francisco Bay, CA, United States | 51-200 | Exact match | 81 contacts → |
“RagaAI builds AI agents for healthcare and clinical research, taking the manual, repetitive work off teams so they can focus on patients and outcomes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Secure Ideas, LLCsecureideas.com HQ: Jacksonville, FL, United StatesReported employees: 11-50 | Jacksonville, FL, United States | 11-50 | Exact match | 44 contacts → |
“Founded in 2010, Secure Ideas is a small-business consulting firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gray Swangrayswan.ai HQ: Pittsburgh, PA, United StatesReported employees: 11-50 | Pittsburgh, PA, United States | 11-50 | Exact match | 43 contacts → |
“Gray Swan AI is an AI safety and security company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Anvil Secureanvilsecure.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 39 contacts → |
“Anvil is an information security consulting firm focused on top tier consulting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Atredis Partnersatredis.com HQ: All Over The Us, United StatesReported employees: 11-50 | All Over The Us, United States | 11-50 | Exact match | 31 contacts → |
“With offices all over the United States and Canada, Atredis Partners was created by a number of security industry veterans who wanted to prioritize offering quality and client…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | CALIFcalif.io HQ: Sunnyvale, CA, United StatesReported employees: 51-200 | Sunnyvale, CA, United States | 51-200 | Exact match | 27 contacts → |
“Calif secures the AI you use every day.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Roka Security, LLCrokasecurity.com HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 27 contacts → |
“Roka Security, LLC is a computer security firm located in the Washington D.C.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Splx, A Zscaler Companysplx.ai HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 25 contacts → |
“SPLX is the leading AI security platform for Fortune 500 companies and global enterprises.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Calypsoaicalypsoai.com HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 24 contacts → |
“As artificial intelligence continues to revolutionize industries and become increasingly prevalent in day-to-day use, the associated risks also rise.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Abricto Securityabrictosecurity.com HQ: Alpharetta, GA, United StatesReported employees: 11-50 | Alpharetta, GA, United States | 11-50 | Exact match | 21 contacts → |
“Abricto Security is a team of security leaders, consultants, ethical hackers and cloud professionals working together to test and strengthen your company’s security posture.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Gotham Digital Science, A Stroz Friedberg Companygdssecurity.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 21 contacts → |
“Gotham Digital Science (GDS) was acquired in 2016 by Stroz Friedberg, an Aon company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Kulkan Securitykulkan.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 20 contacts → |
“Kulkan Security - Creative minds breaking your Apps.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Rhino Security Labs, INCrhinosecuritylabs.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 20 contacts → |
“Rhino Security Labs is a top penetration testing and security assessment firm with a focus on cloud pentesting (AWS, GCP, Azure), network pentesting, web application pentesting…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Artificial Intelligence Risk, INCaicrisk.com HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 20 contacts → |
“Integrating High-Risk AI Safely.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Promptfoopromptfoo.dev HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 19 contacts → |
“Promptfoo is the leading open-core platform for AI application security, enabling enterprises to identify and remediate vulnerabilities in LLMs, RAG systems, and AI agents before…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | onsec.ioonsec.io HQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 19 contacts → |
“ONSEC.io - is a penetration testing & in-depth security audit company with more than 13 years of experience on the market.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Include Securityincludesecurity.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 17 contacts → |
“Include Security is a premiere security consulting company executing thousands of assessments of all types of technology for hundreds of clients since 2011.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Trustfoundrytrustfoundry.net HQ: Overland Park, KS, United StatesReported employees: 1-10 | Overland Park, KS, United States | 1-10 | Exact match | 14 contacts → |
“TrustFoundry is a full service security firm that focuses on penetration testing and secure design.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Carve Systems, An Ivision Companyivision.com HQ: Golden, CO, United StatesReported employees: 11-50 | Golden, CO, United States | 11-50 | Exact match | 13 contacts → |
“Carve Systems is now part of iVision.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Open-Secopen-sec.com HQ: Tampa, FL, United StatesReported employees: 11-50 | Tampa, FL, United States | 11-50 | Exact match | 13 contacts → |
“Ethical hacking : Vulnerability Assessment, Penetration Testing, Source Code Security Testing, Apps Security Testing, ATM and PoS pentesting, transactional switches testing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Netragard, INCnetragard.com HQ: Acton, MA, United StatesReported employees: 11-50 | Acton, MA, United States | 11-50 | Exact match | 12 contacts → |
“Founded in 2006, Netragard has established a reputation for providing high-quality penetration testing and security advisory services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Teisoftteisoftllc.com HQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 11 contacts → |
“Teisoft helps organizations understand where they are exposed, determine which weaknesses create meaningful business risk, and take action before those weaknesses can be exploited.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Kryptowire NOW Quokka.ioquokka.io HQ: Arlington, VA, United StatesReported employees: 11-50 | Arlington, VA, United States | 11-50 | Exact match | 10 contacts → |
“Kryptowire is now Quokka.io” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 141 company matches
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Llm security testing 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
141 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 United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 141 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 llm security testing 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 llm security testing firms did RevenueBase find based in the United States?
The saved snapshot records 141 matching company records, 1,730 tracked contacts and 628 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
Llm security testing firms by geography
Cite this list
RevenueBase Data Team. Top 25 llm security testing firms based in the United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/llm-security-testing-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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