Company lists · Data verified August 2026

Top 25 Endpoint security software companies based in the United States

Name: Endpoint 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 207 companies tracked

There are 207 endpoint security software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 25,885 professional contacts across them, including 9,466 with verified work emails and 6,494 with mobile numbers. New York is the largest hub.

This list covers endpoint 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.

207Companies

25,885Contacts tracked

9,466Verified emails

6,494Mobile numbers

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

Ranked by team size

Top 25 of 207 endpoint 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	Huntress	Columbia, MD	501-1,000	694	135
4	Guidance Software	Las Vegas, NV	501-1,000	496	40
5	Menlo Security INC	Mountain View, CA	201-500	457	265
6	K7 Computing	Cerritos, CA	201-500	358	57
7	Hirsch USA	Santa Ana, CA	201-500	234	11
8	Eset North America	San Diego, CA	51-200	180	123
9	ESOFT	Broomfield, CO	51-200	140	2
10	Authentic8	Washington, DC	51-200	124	72
11	Cylance INC	Eden Prairie, MN	5,001-10,000	110	23
12	Kandji	Miami, FL	201-500	98	31
13	HP Wolf Security	Palo Alto, CA	n/a	74	30
14	PC Matic	Sioux City, IA	51-200	69	39
15	Dune Security	New York, NY	51-200	53	6
16	Skycep	Virginia Beach, VA	11-50	46	28
17	firewalls.com	Indianapolis, IN	11-50	43	22
18	Threataware	New York, NY	11-50	41	35
19	Threattrack Security	Clearwater, FL	51-200	40	10
20	NCP Engineering Gmbh	Florida, FL	51-200	38	21
21	Zecurion	New York, NY	51-200	32	1
22	Wedge Networks INC	Southlake, TX	11-50	30	20
23	Tekwave Solutions, LLC	Alpharetta, GA	11-50	28	12
24	Smallstep	San Francisco, CA	11-50	26	17
25	Forum Systems	Needham, MA	51-200	26	16

Showing 25 of 207 endpoint security software companies based in the United States

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

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 12 HQs

6,494Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Endpoint security software companies by metro

Metro	Companies
Endpoint security software companies in New York	12
Endpoint security software companies in San Jose	6
Endpoint security software companies in Austin	6
Endpoint security software companies in San Francisco	6
Endpoint security software companies in Palo Alto	4
Endpoint security software companies in Las Vegas	4
Endpoint security software companies in Miami	4

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 “endpoint 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; 0 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 endpoint security software companies are there based in the United States?

There are 207 endpoint 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 endpoint security software companies?

New York leads with 12 headquartered companies, followed by San Jose (6) and Austin (6).

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 9,466 verified decision-maker contacts tracked across these 207 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.