Company lists · Data verified August 2026

Top 25 AI security software companies based in the United States

Name: AI security software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,134 companies tracked

There are 1,134 AI security software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 88,565 professional contacts across them, including 40,284 with verified work emails and 23,425 with mobile numbers. New York is the largest hub.

This list covers AI security 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. Data current as of August 28, 2026.

1,134Companies

88,565Contacts tracked

40,284Verified emails

23,425Mobile numbers

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The 25 largest AI security software companies based in the United States

Ranked by team size

Top 25 of 1,134 AI security software companies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Symantec	San Jose, CA	10001+	11,179	876
2	Crowdstrike	Remote	5,001-10,000	10,059	7,290
3	Rubrik	Reston, VA	1,001-5,000	4,381	2,545
4	Bugcrowd	San Francisco, CA	n/a	3,566	238
5	Trellix	Plano, TX	1,001-5,000	3,490	1,633
6	Sentinelone	Mountain View, CA	1,001-5,000	3,046	1,926
7	Netskope	Santa Clara, CA	1,001-5,000	3,025	1,996
8	Varonis	Scottsdale, AZ	1,001-5,000	2,741	1,673
9	Ivanti	San Jose	1,001-5,000	2,666	1,783
10	Bitdefender	Fort Lauderdale, FL	1,001-5,000	2,141	1,230
11	Barracuda	Alpharetta, GA	1,001-5,000	2,108	1,463
12	Fortra	Eden Prairie, MN	1,001-5,000	1,640	1,037
13	Reliaquest	Sandy, UT	1,001-5,000	1,252	980
14	Imperva	Austin, TX	10001+	1,211	829
15	CYERA	San Francisco, CA	1,001-5,000	1,121	642
16	Netenrich	San Jose, CA	501-1,000	885	261
17	Exabeam	Broomfield, CO	501-1,000	873	465
18	Bitsight	Raleigh, NC	501-1,000	753	158
19	Securonix	Plano, TX	501-1,000	700	312
20	Sysdig	San Francisco, CA	501-1,000	653	407
21	Vikingcloud	Chicago, IL	1,001-5,000	618	436
22	Pentera	Burlington, MA	201-500	484	355
23	ARETE	New York, NY	201-500	462	301
24	Cyberproof	Aliso Viejo, CA	501-1,000	429	160
25	DUO Security	Austin, TX	501-1,000	429	21

Showing 25 of 1,134 AI security software companies based in the United States

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

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 65 HQs

23,425Contacts with mobile numbers

237Emails re-verified in last 30 days

Companies by employee count

1-10

434

11-50

413

51-200

181

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

AI security software companies by metro

Metro	Companies
AI security software companies in New York	65
AI security software companies in San Francisco	56
AI security software companies in San Jose	28
AI security software companies in Austin	27
AI security software companies in Boston	25
AI security software companies in Miami	24
AI security software companies in San Diego	15

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “AI security software companies”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 237 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

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

There are 1,134 AI security software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Symantec, headquartered in San Jose, tops this list with the largest team on record.

Which city has the most AI security software companies?

New York leads with 65 headquartered companies, followed by San Francisco (56) and San Jose (28).

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 40,284 verified decision-maker contacts tracked across these 1,134 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.