Company lists · Data verified August 2026

Top 25 Cybersecurity software for utilities based in the United States

Name: Cybersecurity software for utilities 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 250 companies tracked

There are 250 cybersecurity software for utilities headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 10,508 professional contacts across them, including 4,395 with verified work emails and 2,562 with mobile numbers. Houston is the largest hub.

This list covers cybersecurity software for utilities 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.

250Companies

10,508Contacts tracked

4,395Verified emails

2,562Mobile numbers

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The 25 largest cybersecurity software for utilities based in the United States

Ranked by team size

Top 25 of 250 cybersecurity software for utilities 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	Trellix	Plano, TX	1,001-5,000	3,490	1,633
2	PAS	Houston, TX	201-500	1,227	25
3	SSH Communications Security	New York, NY	51-200	590	105
4	Dragos, INC	Houston, TX	501-1,000	544	382
5	Securityhq	New York, NY	501-1,000	492	279
6	Niksun	Princeton, NJ	201-500	274	56
7	Shift5	Arlington, VA	51-200	137	79
8	Gridware	San Francisco, CA	51-200	136	86
9	Helpsystems	Eden Prairie, MN	1,001-5,000	132	27
10	Tripwire	Portland, OR	201-500	127	65
11	Foxguard	Christiansburg, VA	51-200	115	70
12	Vertek Corporation	Burlington, VT	51-200	76	49
13	Redlattice, INC	Washington, DC	501-1,000	74	55
14	Origin	Las Vegas, NV	51-200	74	51
15	Delviom, LLC	Ashburn, VA	51-200	64	19
16	Sourcefire, Part Of Cisco	Columbia, MD	501-1,000	63	6
17	Ironnet	Vienna, VA	11-50	62	12
18	Cybastion	Arlington, VA	51-200	56	19
19	Guard 1 Services	Houston, TX	51-200	53	6
20	Mantech Cyber Solutions International	Sacramento, CA	n/a	38	4
21	Vigilant	Cincinnati, OH	201-500	34	19
22	SIGA	Wilmington	11-50	33	2
23	Aria Cybersecurity INC	Lowell, MA	51-200	31	18
24	Runsafe Security INC	Huntsville, AL	11-50	31	16
25	Emeter Corporation, A Siemens Business	San Mateo, CA	51-200	30	13

Showing 25 of 250 cybersecurity software for utilities based in the United States

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Cybersecurity software for utilities based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

HoustonLargest hub · 13 HQs

2,562Contacts with mobile numbers

9Emails re-verified in last 30 days

Companies by employee count

1-10

105

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Cybersecurity software for utilities by metro

Metro	Companies
Cybersecurity software for utilities in Houston	13
Cybersecurity software for utilities in Austin	7
Cybersecurity software for utilities in New York	7
Cybersecurity software for utilities in Wilmington	4
Cybersecurity software for utilities in Phoenix	4
Cybersecurity software for utilities in Atlanta	4
Cybersecurity software for utilities in Miami	4
Cybersecurity software for utilities in Columbia	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 “cybersecurity software for utilities”, 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; 9 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 software for utilities are there based in the United States?

There are 250 cybersecurity software for utilities headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Trellix, headquartered in Plano, tops this list with the largest team on record.

Which city has the most cybersecurity software for utilities?

Houston leads with 13 headquartered companies, followed by Austin (7) and New York (7).

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 4,395 verified decision-maker contacts tracked across these 250 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.