Company lists · Data verified August 2026

Top 25 Cybersecurity hardware providers based in the United States

Name: Cybersecurity hardware providers 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 979 companies tracked

There are 979 cybersecurity hardware providers headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 33,406 professional contacts across them, including 10,749 with verified work emails and 7,535 with mobile numbers. New York is the largest hub.

This list covers cybersecurity hardware providers 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.

979Companies

33,406Contacts tracked

10,749Verified emails

7,535Mobile numbers

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The 25 largest cybersecurity hardware providers based in the United States

Ranked by team size

Top 25 of 979 cybersecurity hardware providers 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	Barracuda	Alpharetta, GA	1,001-5,000	2,108	1,463
3	Ubiquiti INC	New York, NY	1,001-5,000	1,413	846
4	Thales Cybersecurity Products	Austin, TX	1,001-5,000	1,252	645
5	Imperva	Austin, TX	10001+	1,211	829
6	Watchguard Technologies	Seattle, WA	1,001-5,000	1,054	631
7	Absolute Security	Seattle, WA	501-1,000	789	449
8	SSH Communications Security	New York, NY	51-200	590	105
9	Securityhq	New York, NY	501-1,000	492	279
10	Cynet Security	Boston, MA	201-500	304	225
11	Cipher A Prosegur Company	Miami, FL	201-500	294	70
12	Niksun	Princeton, NJ	201-500	274	56
13	Hirsch USA	Santa Ana, CA	201-500	234	11
14	Hillstone Networks	Santa Clara, CA	1,001-5,000	231	1
15	Vehere	San Francisco, CA	201-500	210	138
16	Netdata Cybersecurity	Miami, FL	201-500	209	78
17	At&t Cybersecurity	Dallas, TX	1,001-5,000	158	29
18	Fidelis Security	Riverside, CA	51-200	147	47
19	ESOFT	Broomfield, CO	51-200	140	2
20	Adapt Forward	North Charleston, SC	51-200	130	36
21	PDI Security And Network Solutions	Alpharetta, GA	1,001-5,000	125	65
22	CNF Technologies	San Antonio, TX	51-200	120	2
23	Sealing Technologies, A Parsons Company	Columbia, MD	51-200	119	1
24	Threatdown	Santa Clara, CA	501-1,000	104	31
25	Morphisec	New York, NY	51-200	103	59

Showing 25 of 979 cybersecurity hardware providers based in the United States

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Cybersecurity hardware providers based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 26 HQs

7,535Contacts with mobile numbers

23Emails re-verified in last 30 days

Companies by employee count

1-10

484

11-50

345

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity hardware providers by metro

Metro	Companies
Cybersecurity hardware providers in New York	26
Cybersecurity hardware providers in Austin	19
Cybersecurity hardware providers in Dallas	18
Cybersecurity hardware providers in Houston	18
Cybersecurity hardware providers in Miami	18
Cybersecurity hardware providers in Columbia	16
Cybersecurity hardware providers in San Diego	15

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 “cybersecurity hardware providers”, 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; 23 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 cybersecurity hardware providers are there based in the United States?

There are 979 cybersecurity hardware providers 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 cybersecurity hardware providers?

New York leads with 26 headquartered companies, followed by Austin (19) and Dallas (18).

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 10,749 verified decision-maker contacts tracked across these 979 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.