Company lists · Data verified August 2026

Top 25 Cloud data security companies based in the United States

Name: Cloud data security 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 366 companies tracked

There are 366 cloud data security companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 30,565 professional contacts across them, including 16,817 with verified work emails and 9,071 with mobile numbers. New York is the largest hub.

This list covers cloud data security 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.

366Companies

30,565Contacts tracked

16,817Verified emails

9,071Mobile numbers

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

Ranked by team size

Top 25 of 366 cloud data security 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	Cohesity	Santa Clara, CA	1,001-5,000	4,905	3,691
2	Rubrik	Reston, VA	1,001-5,000	4,381	2,545
3	Netskope	Santa Clara, CA	1,001-5,000	3,025	1,996
4	Varonis	Scottsdale, AZ	1,001-5,000	2,741	1,673
5	WIZ	West New York, NY	1,001-5,000	2,528	1,647
6	DRUVA	Denver, CO	1,001-5,000	1,213	785
7	CYERA	San Francisco, CA	1,001-5,000	1,121	642
8	BIGID	New York, NY	501-1,000	674	300
9	Skyhigh Security	San Jose, CA	501-1,000	647	313
10	Securiti	San Jose, CA	501-1,000	635	268
11	Protegrity	Stamford, CT	201-500	353	186
12	Nsfocus	Santa Clara, CA	1,001-5,000	284	23
13	Hycu, INC	Boston, MA	201-500	232	154
14	Virtru	Washington, DC	201-500	220	146
15	Concentric AI	San Jose, CA	201-500	202	122
16	ZIX	Dallas, TX	501-1,000	200	64
17	Nextlabs	San Mateo, CA	51-200	186	91
18	Carbonite	Boston, MA	1,001-5,000	182	70
19	Sentra	New York	51-200	141	55
20	Relyance AI	San Francisco, CA	51-200	140	61
21	Safetica	San Jose, CA	51-200	138	92
22	Bluestaq	Colorado Springs, CO	51-200	137	2
23	Skyflow	Palo Alto, CA	51-200	120	79
24	OTAVA	Indianapolis, IN	51-200	115	94
25	Visory	Swanzey, NH	51-200	101	54

Showing 25 of 366 cloud data security companies based in the United States

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

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 30 HQs

9,071Contacts with mobile numbers

92Emails re-verified in last 30 days

Companies by employee count

1-10

114

11-50

146

51-200

201-500

501-1,000

1,001-5,000

10001+

Cloud data security companies by metro

Metro	Companies
Cloud data security companies in New York	30
Cloud data security companies in San Francisco	20
Cloud data security companies in San Jose	13
Cloud data security companies in Santa Clara	8
Cloud data security companies in Boston	8
Cloud data security companies in Washington	8
Cloud data security companies in Denver	7
Cloud data security companies in Palo Alto	7

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 data security 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; 92 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 data security companies are there based in the United States?

There are 366 cloud data security companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Cohesity, headquartered in Santa Clara, tops this list with the largest team on record.

Which city has the most cloud data security companies?

New York leads with 30 headquartered companies, followed by San Francisco (20) and San Jose (13).

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 16,817 verified decision-maker contacts tracked across these 366 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.