Company lists · Data refreshed September 2026
Top 25 Threat detection and response companies based in the United States
RevenueBase identified 3,812 company matches for threat detection and response companies associated with the United States as of September 2026 and tracks 155,653 professional contacts across them, including 75,855 with verified work emails. New York is the largest hub.
This list covers company matches for threat detection and response 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 22, 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 threat detection and response companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 18,431 contacts → | ||||
Exact match “Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 14,289 contacts → | ||||
Exact match “Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 11,169 contacts → | ||||
Exact match “Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 10,118 contacts → | ||||
Exact match “CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 3,447 contacts → | ||||
Exact match “Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 3,145 contacts → | ||||
Exact match “Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 3,052 contacts → | ||||
Exact match “SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 2,822 contacts → | ||||
Exact match “Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 2,715 contacts → | ||||
Exact match “Varonis unifies AI-native data security, AI security and governance, and behavior-based threat detection.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 2,222 contacts → | ||||
Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 2,157 contacts → | ||||
Exact match “Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 1,648 contacts → | ||||
Exact match “Fortra delivers AI-amplified cybersecurity solutions that help organizations use and protect data with confidence.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 1,285 contacts → | ||||
Exact match “ReliaQuest exists to Make Security Possible.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 1,252 contacts → | ||||
Exact match “Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 1,232 contacts → | ||||
Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 1,217 contacts → | ||||
Exact match “On Dec.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 1,030 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 947 contacts → | ||||
Exact match “Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 944 contacts → | ||||
Exact match “Secureworks, a Sophos Company, empowers organizations worldwide with advanced Managed Detection and Response (MDR) services, our security operations platform Taegis XDR, and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 904 contacts → | ||||
Exact match “ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 889 contacts → | ||||
Exact match “Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 876 contacts → | ||||
Exact match “Exabeam is the leader in Behavior Intelligence for the agentic enterprise.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 874 contacts → | ||||
Exact match “Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 844 contacts → | ||||
Exact match “Today’s threatscape is relentless.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 726 contacts → | ||||
Exact match “ExtraHop is a leader in real-time network intelligence, empowering organizations with the high-fidelity context they need to power security and IT AI automation, detect risks…” Recorded in the RevenueBase company graph · Sep 22, 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 “threat detection and response 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 3,812 threat detection and response companies based in the United States
See the full list, filter by size, metro and specialty, and access 75,855 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Threat detection and response companies based in the United States at a glance
As of Sep 22, 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 3,812 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 “threat detection and response 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 75,855 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 22, 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.
Threat detection and response companies by metro
- Threat detection and response companies in New York133
- Threat detection and response companies in Austin74
- Threat detection and response companies in Washington72
- Threat detection and response companies in Miami71
- Threat detection and response companies in San Francisco65
- Threat detection and response companies in Dallas64
- Threat detection and response companies in Houston63
- Threat detection and response companies in Atlanta62
- Threat detection and response companies in Chicago62
- Threat detection and response companies in Tampa45
- Threat detection and response companies in Boston41
- Threat detection and response companies in San Diego40
- Threat detection and response companies in Columbia39
- Threat detection and response companies in Las Vegas37
- Threat detection and response companies in Arlington36
- Threat detection and response companies in Los Angeles34
- Threat detection and response companies in Reston34
- Threat detection and response companies in Charlotte31
- Threat detection and response companies in Denver31
- Threat detection and response companies in San Jose30
- Threat detection and response companies in Baltimore29
- Threat detection and response companies in Mclean28
- Threat detection and response companies in Phoenix26
- Threat detection and response companies in Plano26
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 “threat detection and response companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many threat detection and response companies are there based in the United States?
RevenueBase identified 3,812 company matches for threat detection and response 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?
Palo Alto Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most threat detection and response companies?
New York leads with 133 company records, followed by Austin (74) and Washington (72).
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 75,855 professional contacts with verified work emails tracked across these 3,812 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 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 3,812 threat detection and response companies based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Threat detection and response companies by geography
- Threat detection and response companies based in Brisbane, Australia
- Threat detection and response companies based in Melbourne, Australia
- Threat detection and response companies based in Sydney, Australia
- Threat detection and response companies based in Calgary, Canada
- Threat detection and response companies based in Montreal, Canada
- Threat detection and response companies based in Ottawa, Canada
- Threat detection and response companies based in Toronto, Canada
- Threat detection and response companies based in Vancouver, Canada
- Threat detection and response companies based in Ahmedabad, India
- Threat detection and response companies based in Bangalore, India
- Threat detection and response companies based in Chennai, India
- Threat detection and response companies based in Gurgaon, India
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 threat detection and response 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 3,812 matching company records for threat detection and response companies based in the United States, with 155,653 tracked contacts and 75,855 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 22, 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 threat detection and response 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 |  Palo Alto Networkspaloaltonetworks.comHQ: Santa Clara, CA, United StatesReported employees: 10001+ | Santa Clara, CA, United States | 10001+ | Exact match | 18,431 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Fortinetfortinet.comHQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 14,289 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Symantecbroadcom.comHQ: San Jose, CA, United StatesReported employees: 10001+ | San Jose, CA, United States | 10001+ | Exact match | 11,169 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Crowdstrikecrowdstrike.comHQ: Remote, United StatesReported employees: 5,001-10,000 | Remote, United States | 5,001-10,000 | Exact match | 10,118 contacts → |
“CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Trellixtrellix.comHQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,447 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Arctic Wolfarcticwolf.comHQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 3,145 contacts → |
“Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Sentinelonesentinelone.comHQ: Mountain View, CA, United StatesReported employees: 1,001-5,000 | Mountain View, CA, United States | 1,001-5,000 | Exact match | 3,052 contacts → |
“SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Rapid7r-7.coHQ: Boston, MA, United StatesReported employees: 1,001-5,000 | Boston, MA, United States | 1,001-5,000 | Exact match | 2,822 contacts → |
“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Varonisvaronis.comHQ: Miami, FL, United StatesReported employees: 1,001-5,000 | Miami, FL, United States | 1,001-5,000 | Exact match | 2,715 contacts → |
“Varonis unifies AI-native data security, AI security and governance, and behavior-based threat detection.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  OPTIVoptiv.comHQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Barracudabarracuda.comHQ: Campbell, CA, United StatesReported employees: 1,001-5,000 | Campbell, CA, United States | 1,001-5,000 | Exact match | 2,157 contacts → |
“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Fortrafortra.comHQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 1,648 contacts → |
“Fortra delivers AI-amplified cybersecurity solutions that help organizations use and protect data with confidence.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Reliaquestreliaquest.comHQ: Tampa, FL, United StatesReported employees: 1,001-5,000 | Tampa, FL, United States | 1,001-5,000 | Exact match | 1,285 contacts → |
“ReliaQuest exists to Make Security Possible.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Thales Cybersecurity Productscpl.thalesgroup.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,252 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Guidepoint Securityguidepointsecurity.comHQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,232 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Impervaimperva.comHQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 1,217 contacts → |
“On Dec.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Recorded Futurerecordedfuture.comHQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 1,030 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 |  Coalfirecoalfire.comHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 947 contacts → |
“Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Secureworkssophos.comHQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 944 contacts → |
“Secureworks, a Sophos Company, empowers organizations worldwide with advanced Managed Detection and Response (MDR) services, our security operations platform Taegis XDR, and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Zerofoxzerofox.comHQ: Baltimore, MD, United StatesReported employees: 501-1,000 | Baltimore, MD, United States | 501-1,000 | Exact match | 904 contacts → |
“ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Netenrichnetenrich.comHQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 889 contacts → |
“Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Exabeamexabeam.comHQ: Broomfield, CO, United StatesReported employees: 501-1,000 | Broomfield, CO, United States | 501-1,000 | Exact match | 876 contacts → |
“Exabeam is the leader in Behavior Intelligence for the agentic enterprise.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Trustwave, A Levelblue Companylevelblue.comHQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 874 contacts → |
“Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Cyderescyderes.comHQ: Kansas City, MO, United StatesReported employees: 1,001-5,000 | Kansas City, MO, United States | 1,001-5,000 | Exact match | 844 contacts → |
“Today’s threatscape is relentless.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Extrahopextrahop.comHQ: Seattle, WA, United StatesReported employees: 501-1,000 | Seattle, WA, United States | 501-1,000 | Exact match | 726 contacts → |
“ExtraHop is a leader in real-time network intelligence, empowering organizations with the high-fidelity context they need to power security and IT AI automation, detect risks…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,812 company matches
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Threat detection and response companies: dataset insights
September 22, 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
3,805 records in the displayed employee bands.
7 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 3,812 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 22, 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 ↗
Threat detection and response companies by metro
- Threat detection and response companies in New York133
- Threat detection and response companies in Austin74
- Threat detection and response companies in Washington72
- Threat detection and response companies in Miami71
- Threat detection and response companies in San Francisco65
- Threat detection and response companies in Dallas64
- Threat detection and response companies in Houston63
- Threat detection and response companies in Atlanta62
- Threat detection and response companies in Chicago62
- Threat detection and response companies in Tampa45
- Threat detection and response companies in Boston41
- Threat detection and response companies in San Diego40
- Threat detection and response companies in Columbia39
- Threat detection and response companies in Las Vegas37
- Threat detection and response companies in Arlington36
- Threat detection and response companies in Los Angeles34
- Threat detection and response companies in Reston34
- Threat detection and response companies in Charlotte31
- Threat detection and response companies in Denver31
- Threat detection and response companies in San Jose30
- Threat detection and response companies in Baltimore29
- Threat detection and response companies in Mclean28
- Threat detection and response companies in Phoenix26
- Threat detection and response companies in Plano26
Questions about this company list
What does Exact match mean for threat detection and response 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 threat detection and response companies did RevenueBase find based in the United States?
The saved snapshot records 3,812 matching company records, 155,653 tracked contacts and 75,855 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 22, 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
Threat detection and response companies by geography
- Threat detection and response companies based in Brisbane, Australia
- Threat detection and response companies based in Melbourne, Australia
- Threat detection and response companies based in Sydney, Australia
- Threat detection and response companies based in Calgary, Canada
- Threat detection and response companies based in Montreal, Canada
- Threat detection and response companies based in Ottawa, Canada
- Threat detection and response companies based in Toronto, Canada
- Threat detection and response companies based in Vancouver, Canada
- Threat detection and response companies based in Ahmedabad, India
- Threat detection and response companies based in Bangalore, India
- Threat detection and response companies based in Chennai, India
- Threat detection and response companies based in Gurgaon, India
Cite this list
RevenueBase Data Team. Top 25 threat detection and response companies based in the United States. Snapshot: September 22, 2026. https://revenuebase.ai/companies/threat-detection-and-response-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
- Threat detection and response companies based in Brisbane, Australia
- Threat detection and response companies based in Melbourne, Australia
- Threat detection and response companies based in Sydney, Australia
- Threat detection and response companies based in Calgary, Canada
- Threat detection and response companies based in Montreal, Canada
- Threat detection and response companies based in Ottawa, Canada
Company intelligence · public preview
Top 25 threat detection and response companies based in the United States
RevenueBase records 3,812 matching company records for threat detection and response companies based in the United States, with 155,653 tracked contacts and 75,855 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 22, 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 threat detection and response 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 | Palo Alto Networkspaloaltonetworks.com HQ: Santa Clara, CA, United StatesReported employees: 10001+ | Santa Clara, CA, United States | 10001+ | Exact match | 18,431 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Fortinetfortinet.com HQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 14,289 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Symantecbroadcom.com HQ: San Jose, CA, United StatesReported employees: 10001+ | San Jose, CA, United States | 10001+ | Exact match | 11,169 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Crowdstrikecrowdstrike.com HQ: Remote, United StatesReported employees: 5,001-10,000 | Remote, United States | 5,001-10,000 | Exact match | 10,118 contacts → |
“CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Trellixtrellix.com HQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,447 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Arctic Wolfarcticwolf.com HQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 3,145 contacts → |
“Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Sentinelonesentinelone.com HQ: Mountain View, CA, United StatesReported employees: 1,001-5,000 | Mountain View, CA, United States | 1,001-5,000 | Exact match | 3,052 contacts → |
“SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Rapid7r-7.co HQ: Boston, MA, United StatesReported employees: 1,001-5,000 | Boston, MA, United States | 1,001-5,000 | Exact match | 2,822 contacts → |
“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Varonisvaronis.com HQ: Miami, FL, United StatesReported employees: 1,001-5,000 | Miami, FL, United States | 1,001-5,000 | Exact match | 2,715 contacts → |
“Varonis unifies AI-native data security, AI security and governance, and behavior-based threat detection.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | OPTIVoptiv.com HQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Barracudabarracuda.com HQ: Campbell, CA, United StatesReported employees: 1,001-5,000 | Campbell, CA, United States | 1,001-5,000 | Exact match | 2,157 contacts → |
“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fortrafortra.com HQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 1,648 contacts → |
“Fortra delivers AI-amplified cybersecurity solutions that help organizations use and protect data with confidence.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Reliaquestreliaquest.com HQ: Tampa, FL, United StatesReported employees: 1,001-5,000 | Tampa, FL, United States | 1,001-5,000 | Exact match | 1,285 contacts → |
“ReliaQuest exists to Make Security Possible.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Thales Cybersecurity Productscpl.thalesgroup.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,252 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Guidepoint Securityguidepointsecurity.com HQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,232 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Impervaimperva.com HQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 1,217 contacts → |
“On Dec.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Recorded Futurerecordedfuture.com HQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 1,030 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Coalfirecoalfire.com HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 947 contacts → |
“Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Secureworkssophos.com HQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 944 contacts → |
“Secureworks, a Sophos Company, empowers organizations worldwide with advanced Managed Detection and Response (MDR) services, our security operations platform Taegis XDR, and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Zerofoxzerofox.com HQ: Baltimore, MD, United StatesReported employees: 501-1,000 | Baltimore, MD, United States | 501-1,000 | Exact match | 904 contacts → |
“ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Netenrichnetenrich.com HQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 889 contacts → |
“Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Exabeamexabeam.com HQ: Broomfield, CO, United StatesReported employees: 501-1,000 | Broomfield, CO, United States | 501-1,000 | Exact match | 876 contacts → |
“Exabeam is the leader in Behavior Intelligence for the agentic enterprise.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Trustwave, A Levelblue Companylevelblue.com HQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 874 contacts → |
“Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Cyderescyderes.com HQ: Kansas City, MO, United StatesReported employees: 1,001-5,000 | Kansas City, MO, United States | 1,001-5,000 | Exact match | 844 contacts → |
“Today’s threatscape is relentless.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Extrahopextrahop.com HQ: Seattle, WA, United StatesReported employees: 501-1,000 | Seattle, WA, United States | 501-1,000 | Exact match | 726 contacts → |
“ExtraHop is a leader in real-time network intelligence, empowering organizations with the high-fidelity context they need to power security and IT AI automation, detect risks…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,812 company matches
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Threat detection and response companies: dataset insights
September 22, 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
3,805 records in the displayed employee bands.
7 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 3,812 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 22, 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 ↗
Threat detection and response companies by metro
- Threat detection and response companies in New York133
- Threat detection and response companies in Austin74
- Threat detection and response companies in Washington72
- Threat detection and response companies in Miami71
- Threat detection and response companies in San Francisco65
- Threat detection and response companies in Dallas64
- Threat detection and response companies in Houston63
- Threat detection and response companies in Atlanta62
- Threat detection and response companies in Chicago62
- Threat detection and response companies in Tampa45
- Threat detection and response companies in Boston41
- Threat detection and response companies in San Diego40
- Threat detection and response companies in Columbia39
- Threat detection and response companies in Las Vegas37
- Threat detection and response companies in Arlington36
- Threat detection and response companies in Los Angeles34
- Threat detection and response companies in Reston34
- Threat detection and response companies in Charlotte31
- Threat detection and response companies in Denver31
- Threat detection and response companies in San Jose30
- Threat detection and response companies in Baltimore29
- Threat detection and response companies in Mclean28
- Threat detection and response companies in Phoenix26
- Threat detection and response companies in Plano26
Questions about this company list
What does Exact match mean for threat detection and response 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 threat detection and response companies did RevenueBase find based in the United States?
The saved snapshot records 3,812 matching company records, 155,653 tracked contacts and 75,855 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 22, 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
Threat detection and response companies by geography
- Threat detection and response companies based in Brisbane, Australia
- Threat detection and response companies based in Melbourne, Australia
- Threat detection and response companies based in Sydney, Australia
- Threat detection and response companies based in Calgary, Canada
- Threat detection and response companies based in Montreal, Canada
- Threat detection and response companies based in Ottawa, Canada
- Threat detection and response companies based in Toronto, Canada
- Threat detection and response companies based in Vancouver, Canada
- Threat detection and response companies based in Ahmedabad, India
- Threat detection and response companies based in Bangalore, India
- Threat detection and response companies based in Chennai, India
- Threat detection and response companies based in Gurgaon, India
Cite this list
RevenueBase Data Team. Top 25 threat detection and response companies based in the United States. Snapshot: September 22, 2026. https://revenuebase.ai/companies/threat-detection-and-response-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
- Threat detection and response companies based in Brisbane, Australia
- Threat detection and response companies based in Melbourne, Australia
- Threat detection and response companies based in Sydney, Australia
- Threat detection and response companies based in Calgary, Canada
- Threat detection and response companies based in Montreal, Canada
- Threat detection and response companies based in Ottawa, Canada