Company lists · Data refreshed September 2026
Top 25 Data exfiltration prevention companies based in the United States
RevenueBase identified 212 company matches for data exfiltration prevention companies associated with the United States as of September 2026 and tracks 4,866 professional contacts across them, including 1,910 with verified work emails. New York is the largest hub.
This list covers company matches for data exfiltration prevention companies 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 19, 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 data exfiltration prevention companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 497 contacts → | ||||
Exact match “Seclore is the Data Security Intelligence company for the era of enterprise AI, helping organizations turn data and AI risk into readiness.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 348 contacts → | ||||
Exact match “Protegrity protects the sensitive data and enterprise knowledge that power AI.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 276 contacts → | ||||
Exact match “In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 255 contacts → | ||||
Exact match “Cyberhaven is a leader in Data Security for the Agentic Enterprise, trusted by the world's most innovative companies to protect their most sensitive data.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 253 contacts → | ||||
Exact match “Owl Cyber Defense provides hardened network security checkpoints for absolute threat prevention and secure data availability through cross domain and data diode solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 154 contacts → | ||||
Exact match “Digital Guardian is Fortra's solution for data loss prevention.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 128 contacts → | ||||
Exact match “LinkShadow is redefining cybersecurity with CyberMeshX, a unified platform that integrates Data, Identity, and Network protection.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 125 contacts → | ||||
Exact match “As the global leader for insider risk management, DTEX empowers organizations to prevent data loss and support a trusted workforce by stopping insider risks from becoming insider…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 108 contacts → | ||||
Exact match “LayerX agentless AI & Browser Security Platform protects organizations against AI, SaaS, web & data leakage risks across any browser, application, device, and identity, with no…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 106 contacts → | ||||
Exact match “ThreatDown is a standalone leader in elite Managed Detection and Response (MDR), purpose-built to empower resource-constrained security teams with high-efficacy protection…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 89 contacts → | ||||
Exact match “Nightfall AI the AI-native, all-in-one data loss prevention platform.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 83 contacts → | ||||
Exact match “GTB Technologies® delivers a data-centric platform unifying DLP and DSPM to protect sensitive data across endpoints, network, cloud, and SaaS-leveraging deep content inspection to…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 81 contacts → | ||||
Exact match “ACTFORE delivers AI/ML-powered data mining response solutions for legal teams, insurance carriers, and corporations.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 61 contacts → | ||||
Exact match “MIND is on a mission to help organizations thrive in a digital world by protecting their most sensitive information.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 61 contacts → | ||||
Exact match “Founded in 2014, IronNet Cybersecurity is a global cybersecurity leader that is revolutionizing how enterprises, industries, and governments secure their networks.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 59 contacts → | ||||
Exact match “SecureData delivers enterprise-grade data security products and managed IT services trusted by organizations of every size across regulated industries worldwide.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 54 contacts → | ||||
Exact match “Certes has been a pioneer in delivering advanced cybersecurity solutions focused on Data Protection and Risk Mitigation (DPRM) for more than 20 years.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 38 contacts → | ||||
Exact match “ManTech Cyber Solutions International (MCSI) delivers advanced cybersecurity and information security products to the federal and commercial marketplace.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 36 contacts → | ||||
Exact match “In a world that relies more and more on data, understanding and protecting it is crucial.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 34 contacts → | ||||
Exact match “We took a different path when developing our threat detection and response solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 34 contacts → | ||||
Exact match “Established in 2001, Zecurion has emerged as a worldwide authority in IT security solutions, safeguarding the interests of more than corporate clients spanning across 70+…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 32 contacts → | ||||
Exact match “Vormetric Data Security was acquired by Thales in March 2016.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 31 contacts → | ||||
Exact match “ObserveIT was acquired by Proofpoint.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 30 contacts → | ||||
Exact match “Arista’s suite of security solutions helps customers accelerate their journey toward zero-trust maturity.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 29 contacts → | ||||
Exact match “Baffle secures data in the cloud and when shared across the entire analytics pipeline with no performance impact on the user experience.” Recorded in the RevenueBase company graph · Sep 19, 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 “data exfiltration prevention 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 212 data exfiltration prevention companies based in the United States
See the full list, filter by size, metro and specialty, and access 1,910 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Data exfiltration prevention companies based in the United States at a glance
As of Sep 19, 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 212 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 “data exfiltration prevention 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 1,910 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 19, 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 “data exfiltration prevention companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many data exfiltration prevention companies are there based in the United States?
RevenueBase identified 212 company matches for data exfiltration prevention companies 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?
Seclore tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most data exfiltration prevention companies?
New York leads with 18 company records, followed by Austin (8) 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 1,910 professional contacts with verified work emails tracked across these 212 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 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 212 data exfiltration prevention companies based in the United States. Start with a free account, no credit card.
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Data exfiltration prevention companies by geography
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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- New lists
- Data exfiltration prevention companies based in India
- AI companies based in the United States
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- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 data exfiltration prevention companies 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 212 matching company records for data exfiltration prevention companies based in the United States, with 4,866 tracked contacts and 1,910 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 19, 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 data exfiltration prevention companies 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 |  Secloreseclore.comHQ: Santa Clara, CA, United StatesReported employees: 201-500 | Santa Clara, CA, United States | 201-500 | Exact match | 497 contacts → |
“Seclore is the Data Security Intelligence company for the era of enterprise AI, helping organizations turn data and AI risk into readiness.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Protegrityprotegrity.comHQ: Stamford, CT, United StatesReported employees: 201-500 | Stamford, CT, United States | 201-500 | Exact match | 348 contacts → |
“Protegrity protects the sensitive data and enterprise knowledge that power AI.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Niksunniksun.comHQ: Princeton, NJ, United StatesReported employees: 201-500 | Princeton, NJ, United States | 201-500 | Exact match | 276 contacts → |
“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Cyberhavencyberhaven.comHQ: Palo Alto, United StatesReported employees: 201-500 | Palo Alto, United States | 201-500 | Exact match | 255 contacts → |
“Cyberhaven is a leader in Data Security for the Agentic Enterprise, trusted by the world's most innovative companies to protect their most sensitive data.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  OWL Cyber Defenseowlcyberdefense.comHQ: Columbia, MD, United StatesReported employees: 201-500 | Columbia, MD, United States | 201-500 | Exact match | 253 contacts → |
“Owl Cyber Defense provides hardened network security checkpoints for absolute threat prevention and secure data availability through cross domain and data diode solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Fortra's Digital Guardianfortra.comHQ: Eden Prairie, MN, United StatesReported employees: 201-500 | Eden Prairie, MN, United States | 201-500 | Exact match | 154 contacts → |
“Digital Guardian is Fortra's solution for data loss prevention.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Linkshadowlinkshadow.comHQ: Athens, GA, United StatesReported employees: 51-200 | Athens, GA, United States | 51-200 | Exact match | 128 contacts → |
“LinkShadow is redefining cybersecurity with CyberMeshX, a unified platform that integrates Data, Identity, and Network protection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Dtex Systemsdtexsystems.com HQ: Saratoga, CA, United StatesReported employees: 51-200 | Saratoga, CA, United States | 51-200 | Exact match | 125 contacts → |
“As the global leader for insider risk management, DTEX empowers organizations to prevent data loss and support a trusted workforce by stopping insider risks from becoming insider…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Layerx Securitylayerxsecurity.comHQ: New York, United StatesReported employees: 51-200 | New York, United States | 51-200 | Exact match | 108 contacts → |
“LayerX agentless AI & Browser Security Platform protects organizations against AI, SaaS, web & data leakage risks across any browser, application, device, and identity, with no…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Threatdownthreatdown.comHQ: Santa Clara, CA, United StatesReported employees: 501-1,000 | Santa Clara, CA, United States | 501-1,000 | Exact match | 106 contacts → |
“ThreatDown is a standalone leader in elite Managed Detection and Response (MDR), purpose-built to empower resource-constrained security teams with high-efficacy protection…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Nightfall AInightfall.aiHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 89 contacts → |
“Nightfall AI the AI-native, all-in-one data loss prevention platform.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  GTB Technologies INCgttb.comHQ: West Palm Beach, FL, United StatesReported employees: 51-200 | West Palm Beach, FL, United States | 51-200 | Exact match | 83 contacts → |
“GTB Technologies® delivers a data-centric platform unifying DLP and DSPM to protect sensitive data across endpoints, network, cloud, and SaaS-leveraging deep content inspection to…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Actforeactfore.comHQ: Reston, VA, United StatesReported employees: 51-200 | Reston, VA, United States | 51-200 | Exact match | 81 contacts → |
“ACTFORE delivers AI/ML-powered data mining response solutions for legal teams, insurance carriers, and corporations.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  MINDmind.ioHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 61 contacts → |
“MIND is on a mission to help organizations thrive in a digital world by protecting their most sensitive information.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ironnetironnet.comHQ: Vienna, VA, United StatesReported employees: 11-50 | Vienna, VA, United States | 11-50 | Exact match | 61 contacts → |
“Founded in 2014, IronNet Cybersecurity is a global cybersecurity leader that is revolutionizing how enterprises, industries, and governments secure their networks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Securedatasecuredata.comHQ: Los Angeles, CA, United StatesReported employees: 51-200 | Los Angeles, CA, United States | 51-200 | Exact match | 59 contacts → |
“SecureData delivers enterprise-grade data security products and managed IT services trusted by organizations of every size across regulated industries worldwide.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Certescertes.aiHQ: Pittsburgh, PA, United StatesReported employees: 51-200 | Pittsburgh, PA, United States | 51-200 | Exact match | 54 contacts → |
“Certes has been a pioneer in delivering advanced cybersecurity solutions focused on Data Protection and Risk Mitigation (DPRM) for more than 20 years.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Mantech Cyber Solutions Internationalmcsi.mantech.comHQ: Sacramento, CA, United StatesReported employees: Not recorded | Sacramento, CA, United States | Not recorded | Exact match | 38 contacts → |
“ManTech Cyber Solutions International (MCSI) delivers advanced cybersecurity and information security products to the federal and commercial marketplace.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Spirionspirion.comHQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 36 contacts → |
“In a world that relies more and more on data, understanding and protecting it is crucial.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Aria Cybersecurity INCariacybersecurity.comHQ: Lowell, MA, United StatesReported employees: 51-200 | Lowell, MA, United States | 51-200 | Exact match | 34 contacts → |
“We took a different path when developing our threat detection and response solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Zecurionzecurion.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 34 contacts → |
“Established in 2001, Zecurion has emerged as a worldwide authority in IT security solutions, safeguarding the interests of more than corporate clients spanning across 70+…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Vormetric, INCvormetric.comHQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 32 contacts → |
“Vormetric Data Security was acquired by Thales in March 2016.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Observeitobserveit.comHQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 31 contacts → |
“ObserveIT was acquired by Proofpoint.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Arista Securityarista.comHQ: Santa Clara, CA, United StatesReported employees: 1,001-5,000 | Santa Clara, CA, United States | 1,001-5,000 | Exact match | 30 contacts → |
“Arista’s suite of security solutions helps customers accelerate their journey toward zero-trust maturity.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Baffle, INCbaffle.ioHQ: Santa Clara, CA, United StatesReported employees: 11-50 | Santa Clara, CA, United States | 11-50 | Exact match | 29 contacts → |
“Baffle secures data in the cloud and when shared across the entire analytics pipeline with no performance impact on the user experience.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 212 company matches
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Data exfiltration prevention companies: dataset insights
September 19, 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
211 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.
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 212 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 19, 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 data exfiltration prevention 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 data exfiltration prevention companies did RevenueBase find based in the United States?
The saved snapshot records 212 matching company records, 4,866 tracked contacts and 1,910 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 19, 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
Data exfiltration prevention companies by geography
Cite this list
RevenueBase Data Team. Top 25 data exfiltration prevention companies based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/data-exfiltration-prevention-companies/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
- Data exfiltration prevention companies based in India
- 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
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 data exfiltration prevention companies based in the United States
RevenueBase records 212 matching company records for data exfiltration prevention companies based in the United States, with 4,866 tracked contacts and 1,910 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 19, 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 data exfiltration prevention companies 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 | Secloreseclore.com HQ: Santa Clara, CA, United StatesReported employees: 201-500 | Santa Clara, CA, United States | 201-500 | Exact match | 497 contacts → |
“Seclore is the Data Security Intelligence company for the era of enterprise AI, helping organizations turn data and AI risk into readiness.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Protegrityprotegrity.com HQ: Stamford, CT, United StatesReported employees: 201-500 | Stamford, CT, United States | 201-500 | Exact match | 348 contacts → |
“Protegrity protects the sensitive data and enterprise knowledge that power AI.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Niksunniksun.com HQ: Princeton, NJ, United StatesReported employees: 201-500 | Princeton, NJ, United States | 201-500 | Exact match | 276 contacts → |
“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Cyberhavencyberhaven.com HQ: Palo Alto, United StatesReported employees: 201-500 | Palo Alto, United States | 201-500 | Exact match | 255 contacts → |
“Cyberhaven is a leader in Data Security for the Agentic Enterprise, trusted by the world's most innovative companies to protect their most sensitive data.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | OWL Cyber Defenseowlcyberdefense.com HQ: Columbia, MD, United StatesReported employees: 201-500 | Columbia, MD, United States | 201-500 | Exact match | 253 contacts → |
“Owl Cyber Defense provides hardened network security checkpoints for absolute threat prevention and secure data availability through cross domain and data diode solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Fortra's Digital Guardianfortra.com HQ: Eden Prairie, MN, United StatesReported employees: 201-500 | Eden Prairie, MN, United States | 201-500 | Exact match | 154 contacts → |
“Digital Guardian is Fortra's solution for data loss prevention.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Linkshadowlinkshadow.com HQ: Athens, GA, United StatesReported employees: 51-200 | Athens, GA, United States | 51-200 | Exact match | 128 contacts → |
“LinkShadow is redefining cybersecurity with CyberMeshX, a unified platform that integrates Data, Identity, and Network protection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Dtex Systemsdtexsystems.com HQ: Saratoga, CA, United StatesReported employees: 51-200 | Saratoga, CA, United States | 51-200 | Exact match | 125 contacts → |
“As the global leader for insider risk management, DTEX empowers organizations to prevent data loss and support a trusted workforce by stopping insider risks from becoming insider…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Layerx Securitylayerxsecurity.com HQ: New York, United StatesReported employees: 51-200 | New York, United States | 51-200 | Exact match | 108 contacts → |
“LayerX agentless AI & Browser Security Platform protects organizations against AI, SaaS, web & data leakage risks across any browser, application, device, and identity, with no…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Threatdownthreatdown.com HQ: Santa Clara, CA, United StatesReported employees: 501-1,000 | Santa Clara, CA, United States | 501-1,000 | Exact match | 106 contacts → |
“ThreatDown is a standalone leader in elite Managed Detection and Response (MDR), purpose-built to empower resource-constrained security teams with high-efficacy protection…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Nightfall AInightfall.ai HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 89 contacts → |
“Nightfall AI the AI-native, all-in-one data loss prevention platform.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | GTB Technologies INCgttb.com HQ: West Palm Beach, FL, United StatesReported employees: 51-200 | West Palm Beach, FL, United States | 51-200 | Exact match | 83 contacts → |
“GTB Technologies® delivers a data-centric platform unifying DLP and DSPM to protect sensitive data across endpoints, network, cloud, and SaaS-leveraging deep content inspection to…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Actforeactfore.com HQ: Reston, VA, United StatesReported employees: 51-200 | Reston, VA, United States | 51-200 | Exact match | 81 contacts → |
“ACTFORE delivers AI/ML-powered data mining response solutions for legal teams, insurance carriers, and corporations.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | MINDmind.io HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 61 contacts → |
“MIND is on a mission to help organizations thrive in a digital world by protecting their most sensitive information.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ironnetironnet.com HQ: Vienna, VA, United StatesReported employees: 11-50 | Vienna, VA, United States | 11-50 | Exact match | 61 contacts → |
“Founded in 2014, IronNet Cybersecurity is a global cybersecurity leader that is revolutionizing how enterprises, industries, and governments secure their networks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Securedatasecuredata.com HQ: Los Angeles, CA, United StatesReported employees: 51-200 | Los Angeles, CA, United States | 51-200 | Exact match | 59 contacts → |
“SecureData delivers enterprise-grade data security products and managed IT services trusted by organizations of every size across regulated industries worldwide.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Certescertes.ai HQ: Pittsburgh, PA, United StatesReported employees: 51-200 | Pittsburgh, PA, United States | 51-200 | Exact match | 54 contacts → |
“Certes has been a pioneer in delivering advanced cybersecurity solutions focused on Data Protection and Risk Mitigation (DPRM) for more than 20 years.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Mantech Cyber Solutions Internationalmcsi.mantech.com HQ: Sacramento, CA, United StatesReported employees: Not recorded | Sacramento, CA, United States | Not recorded | Exact match | 38 contacts → |
“ManTech Cyber Solutions International (MCSI) delivers advanced cybersecurity and information security products to the federal and commercial marketplace.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Spirionspirion.com HQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 36 contacts → |
“In a world that relies more and more on data, understanding and protecting it is crucial.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Aria Cybersecurity INCariacybersecurity.com HQ: Lowell, MA, United StatesReported employees: 51-200 | Lowell, MA, United States | 51-200 | Exact match | 34 contacts → |
“We took a different path when developing our threat detection and response solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Zecurionzecurion.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 34 contacts → |
“Established in 2001, Zecurion has emerged as a worldwide authority in IT security solutions, safeguarding the interests of more than corporate clients spanning across 70+…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Vormetric, INCvormetric.com HQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 32 contacts → |
“Vormetric Data Security was acquired by Thales in March 2016.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Observeitobserveit.com HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 31 contacts → |
“ObserveIT was acquired by Proofpoint.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Arista Securityarista.com HQ: Santa Clara, CA, United StatesReported employees: 1,001-5,000 | Santa Clara, CA, United States | 1,001-5,000 | Exact match | 30 contacts → |
“Arista’s suite of security solutions helps customers accelerate their journey toward zero-trust maturity.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Baffle, INCbaffle.io HQ: Santa Clara, CA, United StatesReported employees: 11-50 | Santa Clara, CA, United States | 11-50 | Exact match | 29 contacts → |
“Baffle secures data in the cloud and when shared across the entire analytics pipeline with no performance impact on the user experience.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 212 company matches
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Data exfiltration prevention companies: dataset insights
September 19, 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
211 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.
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 212 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 19, 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 data exfiltration prevention 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 data exfiltration prevention companies did RevenueBase find based in the United States?
The saved snapshot records 212 matching company records, 4,866 tracked contacts and 1,910 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 19, 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
Data exfiltration prevention companies by geography
Cite this list
RevenueBase Data Team. Top 25 data exfiltration prevention companies based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/data-exfiltration-prevention-companies/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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