Company lists · Data verified August 2026

Top 25 Checkout security system vendors based in the United States

Name: Checkout security system vendors 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 283 companies tracked

There are 283 checkout security system vendors headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 6,566 professional contacts across them, including 1,901 with verified work emails and 2,408 with mobile numbers. Miami is the largest hub.

This list covers checkout security system vendors 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.

283Companies

6,566Contacts tracked

1,901Verified emails

2,408Mobile numbers

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The 25 largest checkout security system vendors based in the United States

Ranked by team size

Top 25 of 283 checkout security system vendors 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	Metro ONE Security	Quincy, MA	5,001-10,000	1,484	390
2	Cook Solutions Group	Corona, CA	201-500	311	183
3	INVUE	Charlotte, NC	201-500	285	170
4	Wittenbach	Hunt Valley, MD	201-500	247	111
5	LTS	Chicago, IL	201-500	188	77
6	Vicon Industries	Hauppauge, NY	51-200	156	92
7	Envysion, A Motorola Solutions Company	Westminster, CO	51-200	147	59
8	Dunbar	Vienna, VA	201-500	121	22
9	JMG Security Systems, INC	Escondido, CA	51-200	80	33
10	IC Realtime	Goodyear, AZ	51-200	67	33
11	Branchserv Convergint	Pelham, NH	5,001-10,000	67	32
12	Indyme	San Diego, CA	51-200	55	29
13	Ellsworth Systems	Franklin, TN	51-200	53	31
14	Securewatch 24	Moonachie, NJ	11-50	53	17
15	Se-Kure Controls, INC	Franklin Park, IL	51-200	51	21
16	Kenton Brothers Systems For Security	Kansas City, MO	11-50	50	28
17	Citywide Solutions, INC	Dublin, OH	11-50	43	16
18	Sennco Solutions, INC	Melbourne, FL	51-200	40	29
19	Savvytech	City Of Industry, CA	201-500	38	5
20	Brown Security Solutions, LLC	Latham, NY	51-200	30	17
21	WG Security Products INC	Campbell, CA	501-1,000	30	9
22	Eagle Security Systems	Chico, CA	11-50	28	1
23	Alpha High-Theft Solutions	Thorofare, NJ	1,001-5,000	26	2
24	Observint Technologies	Austin, TX	51-200	25	8
25	Bankers Security Safe & Vault	Raytown, MO	51-200	21	13

Showing 25 of 283 checkout security system vendors based in the United States

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Checkout security system vendors based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

MiamiLargest hub · 6 HQs

2,408Contacts with mobile numbers

10Emails re-verified in last 30 days

Companies by employee count

1-10

112

11-50

113

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Checkout security system vendors by metro

Metro	Companies
Checkout security system vendors in Miami	6
Checkout security system vendors in Houston	5
Checkout security system vendors in Charlotte	5
Checkout security system vendors in Austin	4
Checkout security system vendors in Chicago	4
Checkout security system vendors in Savannah	4
Checkout security system vendors in Las Vegas	4
Checkout security system vendors in Rancho Cucamonga	3

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 “checkout security system vendors”, 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; 10 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 checkout security system vendors are there based in the United States?

There are 283 checkout security system vendors headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Metro ONE Security, headquartered in Quincy, tops this list with the largest team on record.

Which city has the most checkout security system vendors?

Miami leads with 6 headquartered companies, followed by Houston (5) and Charlotte (5).

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 1,901 verified decision-maker contacts tracked across these 283 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.