Company lists · Data verified August 2026

Top 25 Cloud security operations companies based in the United States

Name: Cloud security operations 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 1,020 companies tracked

There are 1,020 cloud security operations companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 40,861 professional contacts across them, including 21,889 with verified work emails and 12,418 with mobile numbers. New York is the largest hub.

This list covers cloud security operations 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.

1,020Companies

40,861Contacts tracked

21,889Verified emails

12,418Mobile numbers

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The 25 largest cloud security operations companies based in the United States

Ranked by team size

Top 25 of 1,020 cloud security operations 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	Sentinelone	Mountain View, CA	1,001-5,000	3,046	1,926
2	Qualys	Foster City, CA	1,001-5,000	3,042	2,121
3	WIZ	West New York, NY	1,001-5,000	2,528	1,647
4	Netenrich	San Jose, CA	501-1,000	885	261
5	Huntress	Columbia, MD	501-1,000	694	135
6	Sysdig	San Francisco, CA	501-1,000	653	407
7	Vikingcloud	Chicago, IL	1,001-5,000	618	436
8	Ultraviolet Cyber	Phoenix, AZ	501-1,000	517	258
9	Rapidscale	Raleigh, NC	501-1,000	463	302
10	Cyberproof	Aliso Viejo, CA	501-1,000	429	160
11	Ecloudvalley Digital Technology	Seattle	501-1,000	422	164
12	RED Canary, A Zscaler Company	Denver, CO	201-500	402	270
13	TORQ	New York, NY	201-500	350	197
14	1901 Group	Reston, VA	201-500	305	8
15	Anomali	Redwood City, CA	201-500	270	128
16	Aptly Technology Corporation	Bellevue, WA	1,001-5,000	236	5
17	Corestack	Bellevue, WA	201-500	231	77
18	Centroid Systems	Troy, MI	501-1,000	228	148
19	Netdata Cybersecurity	Miami, FL	201-500	209	78
20	Appomni	Bay, CA	201-500	190	132
21	KR Elixir, Inc.	Alpharetta, GA	501-1,000	189	3
22	Deepseas	n/a	201-500	185	132
23	Alert Logic	Eden Prairie, MN	501-1,000	176	105
24	Effectual	Portland, OR	201-500	171	124
25	Ntirety	Austin, TX	1,001-5,000	166	134

Showing 25 of 1,020 cloud security operations companies based in the United States

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Cloud security operations companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 44 HQs

12,418Contacts with mobile numbers

116Emails re-verified in last 30 days

Companies by employee count

1-10

393

11-50

403

51-200

146

201-500

501-1,000

1,001-5,000

10001+

Cloud security operations companies by metro

Metro	Companies
Cloud security operations companies in New York	44
Cloud security operations companies in San Francisco	32
Cloud security operations companies in Dallas	28
Cloud security operations companies in Austin	27
Cloud security operations companies in Miami	22
Cloud security operations companies in San Diego	18
Cloud security operations companies in Houston	17
Cloud security operations companies in Chicago	16

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 security operations 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; 116 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 security operations companies are there based in the United States?

There are 1,020 cloud security operations companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Sentinelone, headquartered in Mountain View, tops this list with the largest team on record.

Which city has the most cloud security operations companies?

New York leads with 44 headquartered companies, followed by San Francisco (32) and Dallas (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 21,889 verified decision-maker contacts tracked across these 1,020 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.