Company lists · Data refreshed September 2026

Top 25 AI security solutions software companies based in the United States

RevenueBase identified 957 AI security solutions software companies headquartered in the United States as of September 2026 and tracks 114,924 professional contacts across them, including 62,530 with verified work emails. New York is the largest hub.

This list covers AI security solutions software companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
957Companies
114,924Contacts tracked
62,530Verified emails
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The 25 largest AI security solutions software companies based in the United States

Ranked by team size
Top 25 of 957 AI security solutions software companies based in the United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to AI security solutions software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSanta Clara, CA, United StatesHQ checked Sep 14, 202610001+18,431 contacts →

Indirect evidence

“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.”

Source: RevenueBase Database · checked Sep 14, 2026
2Indirect evidenceSunnyvale, CA, United StatesHQ checked Sep 14, 202610001+14,289 contacts →

Indirect evidence

“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.”

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceRemote, United StatesHQ checked Sep 14, 20265,001-10,00010,118 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceRedwood City, CA, United StatesHQ checked Sep 14, 20265,001-10,0007,668 contacts →

Partial evidence

“Check Point Software Technologies Ltd.”

Source: RevenueBase Database · checked Sep 14, 2026
5Strong evidencePalo Alto, CA, United StatesHQ checked Sep 14, 20261,001-5,0004,448 contacts →

Strong evidence

“Rubrik (NYSE: RBRK), the Security and AI company, operates at the intersection of data protection, cyber resilience and enterprise AI acceleration.”

Source: RevenueBase Database · checked Sep 14, 2026
6Strong evidenceMiami, FL, United StatesHQ checked Sep 14, 20265,001-10,0004,276 contacts →

Strong evidence

“Kaseya is the leading global provider of AI-powered IT management and cybersecurity software.”

Source: RevenueBase Database · checked Sep 14, 2026
7Partial evidencePlano, TX, United StatesHQ checked Sep 14, 20261,001-5,0003,447 contacts →

Partial evidence

“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.”

Source: RevenueBase Database · checked Sep 14, 2026
8Strong evidenceSanta Clara, CA, United StatesHQ checked Sep 14, 20261,001-5,0003,056 contacts →

Strong evidence

“Netskope (NASDAQ: NTSK), a leader in modern security and networking for the cloud and AI era, addresses the needs of both security and networking teams by providing optimized…”

Source: RevenueBase Database · checked Sep 14, 2026
9Partial evidenceMountain View, CA, United StatesHQ checked Sep 14, 20261,001-5,0003,052 contacts →

Partial evidence

“SentinelOne is the world's leading AI-powered cybersecurity platform.”

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidenceBoston, MA, United StatesHQ checked Sep 14, 20261,001-5,0002,822 contacts →

Partial evidence

“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.”

Source: RevenueBase Database · checked Sep 14, 2026
11Strong evidenceMiami, FL, United StatesHQ checked Sep 14, 20261,001-5,0002,715 contacts →

Strong evidence

“Varonis unifies AI-native data security, AI security and governance, and behavior-based threat detection.”

Source: RevenueBase Database · checked Sep 14, 2026
12Strong evidenceSouth Jordan, UT, United StatesHQ checked Sep 14, 20261,001-5,0002,691 contacts →

Strong evidence

“Ivanti is a global enterprise IT and security software company that provides the trusted data authority for AI-driven, autonomous endpoint management.”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidenceCampbell, CA, United StatesHQ checked Sep 14, 20261,001-5,0002,157 contacts →

Indirect evidence

“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.”

Source: RevenueBase Database · checked Sep 14, 2026
14Strong evidenceEden Prairie, MN, United StatesHQ checked Sep 14, 20261,001-5,0001,648 contacts →

Strong evidence

“Fortra delivers AI-amplified cybersecurity solutions that help organizations use and protect data with confidence.”

Source: RevenueBase Database · checked Sep 14, 2026
15Partial evidenceTampa, FL, United StatesHQ checked Sep 14, 20261,001-5,0001,285 contacts →

Partial evidence

“ReliaQuest exists to Make Security Possible.”

Source: RevenueBase Database · checked Sep 14, 2026
16Strong evidenceNew York, NY, United StatesHQ checked Sep 14, 20261,001-5,0001,130 contacts →

Strong evidence

“Cyera is the industry-leading AI Security Platform.”

Source: RevenueBase Database · checked Sep 14, 2026
17Partial evidenceMilpitas, CA, United StatesHQ checked Sep 14, 2026501-1,000763 contacts →

Partial evidence

“Gadgeon – Turning Industry Challenges into Tailored Technology Solutions Founded in 2011, Gadgeon has grown from an IoT and Embedded Technology services company into a…”

Source: RevenueBase Database · checked Sep 14, 2026
18Strong evidenceSeattle, WA, United StatesHQ checked Sep 14, 2026501-1,000726 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 14, 2026
19Partial evidencePlano, TX, United StatesHQ checked Sep 14, 2026501-1,000712 contacts →

Partial evidence

“Securonix is transforming how security operations are delivered, measured, and scaled.”

Source: RevenueBase Database · checked Sep 14, 2026
20Indirect evidenceAlpharetta, GA, United StatesHQ checked Sep 14, 2026501-1,000687 contacts →

Indirect evidence

“Customers of all sizes globally rely on Simeio to help secure their organizations.”

Source: RevenueBase Database · checked Sep 14, 2026
21Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026501-1,000659 contacts →

Partial evidence

“Good-enough security isn’t good enough.”

Source: RevenueBase Database · checked Sep 14, 2026
22Partial evidenceSan Jose, CA, United StatesHQ checked Sep 14, 2026501-1,000651 contacts →

Partial evidence

“Vectra AI is the cybersecurity AI leader in protecting modern networks from modern attacks.”

Source: RevenueBase Database · checked Sep 14, 2026
23Strong evidencePlano, TX, United StatesHQ checked Sep 14, 2026501-1,000641 contacts →

Strong evidence

“At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.”

Source: RevenueBase Database · checked Sep 14, 2026
24Strong evidenceSt Louis, MO, United StatesHQ checked Sep 14, 2026501-1,000569 contacts →

Strong evidence

“Interface Systems combines AI-powered technologies with expert remote video monitoring from its US-based Interactive Security Operations Centers (iSOCs).”

Source: RevenueBase Database · checked Sep 14, 2026
25Indirect evidenceRidgefield Park, NJ, United StatesHQ checked Sep 14, 2026501-1,000531 contacts →

Indirect evidence

“AlgoSec, a global cybersecurity leader, empowers organizations to securely accelerate application delivery up to 10 times faster by automating application connectivity and…”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 957 AI security solutions software companies based in the United States

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AI security solutions software companies based in the United States at a glance

As of Sep 14, 2026
54.4%Verified-email coverage
120.1Average contacts per company
11-50Median size (employees)
5.5%Largest-city concentration · New York
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
346
11-50
367
51-200
149
201-500
47
501-1,000
20
1,001-5,000
18
5,001-10,000
5
10001+
4

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 957 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among AI security solutions software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “AI security solutions software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names AI security solutions software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among AI security solutions software companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 62,530 across the full list. 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 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

AI security solutions software companies by metro

  • AI security solutions software companies in New York53
  • AI security solutions software companies in San Francisco49

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names AI security solutions software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many AI security solutions software companies are there based in the United States?

RevenueBase identified 957 AI security solutions software companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Palo Alto Networks, headquartered in Santa Clara, tops this list with the largest team on record.

Which city has the most AI security solutions software companies?

New York leads with 53 headquartered companies, followed by San Francisco (49) and Miami (24).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 62,530 verified decision-maker contacts tracked across these 957 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, 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.