Company lists · Data verified August 2026

Top 25 Cloud security software companies based in the United States

Name: Cloud 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 752 companies tracked

There are 752 cloud security software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 74,122 professional contacts across them, including 37,018 with verified work emails and 19,542 with mobile numbers. New York is the largest hub.

This list covers cloud 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.

752Companies

74,122Contacts tracked

37,018Verified emails

19,542Mobile numbers

Unlock all 752 companies Free account · no credit card · 2 minutes

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

Ranked by team size

Top 25 of 752 cloud 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	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	Ivanti	San Jose	1,001-5,000	2,666	1,783
8	WIZ	West New York, NY	1,001-5,000	2,528	1,647
9	Bitdefender	Fort Lauderdale, FL	1,001-5,000	2,141	1,230
10	Barracuda	Alpharetta, GA	1,001-5,000	2,108	1,463
11	Forcepoint	Austin, TX	1,001-5,000	1,620	1,084
12	Thales Cybersecurity Products	Austin, TX	1,001-5,000	1,252	645
13	DRUVA	Denver, CO	1,001-5,000	1,213	785
14	Imperva	Austin, TX	10001+	1,211	829
15	Securonix	Plano, TX	501-1,000	700	312
16	Keeper Security, INC	Chicago, IL	501-1,000	690	493
17	BIGID	New York, NY	501-1,000	674	300
18	Sysdig	San Francisco, CA	501-1,000	653	407
19	Skyhigh Security	San Jose, CA	501-1,000	647	313
20	Vikingcloud	Chicago, IL	1,001-5,000	618	436
21	Rapidscale	Raleigh, NC	501-1,000	463	302
22	DUO Security	Austin, TX	501-1,000	429	21
23	RED Canary, A Zscaler Company	Denver, CO	201-500	402	270
24	Protegrity	Stamford, CT	201-500	353	186
25	Reversinglabs	Cambridge, MA	201-500	343	234

Showing 25 of 752 cloud security software companies based in the United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 37,018 reachable decision-makers.

Free account · no credit card

See all 752 companies

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

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 45 HQs

19,542Contacts with mobile numbers

188Emails re-verified in last 30 days

Companies by employee count

1-10

264

11-50

296

51-200

101

201-500

501-1,000

1,001-5,000

10001+

Cloud security software companies by metro

Metro	Companies
Cloud security software companies in New York	45
Cloud security software companies in San Francisco	32
Cloud security software companies in Austin	25
Cloud security software companies in San Jose	18
Cloud security software companies in Boston	17
Cloud security software companies in Santa Clara	16
Cloud security software companies in Houston	14
Cloud security software companies in Chicago	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 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; 188 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 software companies are there based in the United States?

There are 752 cloud 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 cloud security software companies?

New York leads with 45 headquartered companies, followed by San Francisco (32) and Austin (25).

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 37,018 verified decision-maker contacts tracked across these 752 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.

Ready to reach these companies? Verified emails and direct dials for all 752 cloud security software companies based in the United States. Start with a free account, no credit card.

Get the full list

Related lists

Cloud security software companies by geography

Browse the directory

Browse: Companies home · All United States lists · All Cloud security software companies lists · New lists

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.