Company lists · Data verified August 2026

Top 25 Data center security companies based in the United States

Name: Data center 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 1,481 companies tracked

There are 1,481 data center security companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 76,492 professional contacts across them, including 9,634 with verified work emails and 23,089 with mobile numbers. Dallas is the largest hub.

This list covers data center 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.

1,481Companies

76,492Contacts tracked

9,634Verified emails

23,089Mobile numbers

Unlock all 1,481 companies Free account · no credit card · 2 minutes

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

Ranked by team size

Top 25 of 1,481 data center 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	Securitas Security Services Usa, INC	Boise, ID	10001+	38,650	1,761
2	U.S. Security Associates, INC	Salt Lake City, UT	10001+	3,600	42
3	Paragon Systems INC	Herndon, VA	10001+	1,946	75
4	Weiser Security Services, INC	New Orleans, LA	1,001-5,000	1,389	134
5	Titan Security Group	Chicago, IL	1,001-5,000	1,133	219
6	Security 101	Charlotte, NC	501-1,000	850	343
7	Securitas Electronic Security, INC	Uniontown, OH	10001+	846	247
8	Northeast Security INC	Westwood, MA	1,001-5,000	744	185
9	Interface Systems	Monroe, LA	501-1,000	572	192
10	Pavion	Chantilly, VA	1,001-5,000	554	358
11	Mulligan Security	New York, NY	501-1,000	518	7
12	Securitas UAE	Abu Dhabi	10001+	488	27
13	United Security, Inc. USI	Boston, MA	1,001-5,000	409	72
14	Sonitrol	Indianapolis	10001+	302	2
15	Protos Security	Cherry Hill, NJ	501-1,000	298	189
16	Nsfocus	Santa Clara, CA	1,001-5,000	284	23
17	Doyle Security Services, Inc. DSS	Plantation, FL	1,001-5,000	273	40
18	GSG Protective Services	Ontario, CA	501-1,000	271	19
19	Centersquare	Coppell, TX	501-1,000	237	82
20	Central Defense Security, LLC	Nashville, TN	501-1,000	208	5
21	Acts-Aviation Security	Des Plaines, IL	1,001-5,000	203	39
22	Titan Protection And Consulting, INC	St Louis, MO	501-1,000	173	33
23	Security Solutions Of America	Newport, NC	1,001-5,000	152	37
24	VTI Security	West Allis, WI	1,001-5,000	143	81
25	Phoenix Protective Corp	Auburn, WA	501-1,000	141	12

Showing 25 of 1,481 data center security 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 9,634 reachable decision-makers.

Free account · no credit card

See all 1,481 companies

Data center security companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

DallasLargest hub · 35 HQs

23,089Contacts with mobile numbers

13Emails re-verified in last 30 days

Companies by employee count

1-10

628

11-50

526

51-200

196

201-500

501-1,000

1,001-5,000

10001+

Data center security companies by metro

Metro	Companies
Data center security companies in Dallas	35
Data center security companies in New York	34
Data center security companies in Houston	32
Data center security companies in Los Angeles	29
Data center security companies in Miami	28
Data center security companies in Austin	20
Data center security companies in Chicago	19

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 “data center 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; 13 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 data center security companies are there based in the United States?

There are 1,481 data center security companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Securitas Security Services Usa, INC, headquartered in Boise, tops this list with the largest team on record.

Which city has the most data center security companies?

Dallas leads with 35 headquartered companies, followed by New York (34) and Houston (32).

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 9,634 verified decision-maker contacts tracked across these 1,481 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 1,481 data center security companies based in the United States. Start with a free account, no credit card.

Get the full list

Related lists

Data center security companies by geography

Browse the directory

Browse: Companies home · All United States lists · All Data center security 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.