Company lists · Data verified August 2026

Top 25 Cloud threat detection companies based in the United States

Name: Cloud threat detection 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 780 companies tracked

There are 780 cloud threat detection companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 60,408 professional contacts across them, including 28,714 with verified work emails and 16,499 with mobile numbers. New York is the largest hub.

This list covers cloud threat detection 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.

780Companies

60,408Contacts tracked

28,714Verified emails

16,499Mobile numbers

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The 25 largest cloud threat detection companies based in the United States

Ranked by team size

Top 25 of 780 cloud threat detection 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	Rubrik	Reston, VA	1,001-5,000	4,381	2,545
3	Sentinelone	Mountain View, CA	1,001-5,000	3,046	1,926
4	Qualys	Foster City, CA	1,001-5,000	3,042	2,121
5	Netskope	Santa Clara, CA	1,001-5,000	3,025	1,996
6	Varonis	Scottsdale, AZ	1,001-5,000	2,741	1,673
7	WIZ	West New York, NY	1,001-5,000	2,528	1,647
8	Barracuda	Alpharetta, GA	1,001-5,000	2,108	1,463
9	Huntress	Columbia, MD	501-1,000	694	135
10	Sysdig	San Francisco, CA	501-1,000	653	407
11	Ultraviolet Cyber	Phoenix, AZ	501-1,000	517	258
12	Cyberproof	Aliso Viejo, CA	501-1,000	429	160
13	RED Canary, A Zscaler Company	Denver, CO	201-500	402	270
14	Gurucul	El Segundo, CA	201-500	319	164
15	Nsfocus	Santa Clara, CA	1,001-5,000	284	23
16	GM Sectec	Santurce	1,001-5,000	241	69
17	AXUR	Miami, FL	201-500	233	124
18	Netdata Cybersecurity	Miami, FL	201-500	209	78
19	Netwitness	Boston, MA	1,001-5,000	192	98
20	Appomni	Bay, CA	201-500	190	132
21	Deepseas	n/a	201-500	185	132
22	Alert Logic	Eden Prairie, MN	501-1,000	176	105
23	At&t Cybersecurity	Dallas, TX	1,001-5,000	158	29
24	Uptycs	Lexington, MA	201-500	145	56
25	Helpsystems	Eden Prairie, MN	1,001-5,000	132	27

Showing 25 of 780 cloud threat detection companies based in the United States

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Cloud threat detection companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 37 HQs

16,499Contacts with mobile numbers

150Emails re-verified in last 30 days

Companies by employee count

1-10

311

11-50

300

51-200

101

201-500

501-1,000

1,001-5,000

10001+

Cloud threat detection companies by metro

Metro	Companies
Cloud threat detection companies in New York	37
Cloud threat detection companies in San Francisco	25
Cloud threat detection companies in Austin	17
Cloud threat detection companies in Miami	17
Cloud threat detection companies in Dallas	14
Cloud threat detection companies in Houston	14
Cloud threat detection companies in San Diego	13

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 “cloud threat detection 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; 150 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 cloud threat detection companies are there based in the United States?

There are 780 cloud threat detection 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 cloud threat detection companies?

New York leads with 37 headquartered companies, followed by San Francisco (25) and Austin (17).

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 28,714 verified decision-maker contacts tracked across these 780 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.