Company lists · Data refreshed October 2026

Top 25 Surveillance and electronic security system equipment maintenance services based in the United States

RevenueBase identified 2,403 company matches for surveillance and electronic security system equipment maintenance services associated with the United States as of October 2026 and tracks 27,666 professional contacts across them, including 7,052 with verified work emails. Houston is the largest hub.

This list covers company matches for surveillance and electronic security system equipment maintenance services associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 19, 2026 How this list was built
2,403Companies
27,666Contacts tracked
7,052Verified emails
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The 25 largest surveillance and electronic security system equipment maintenance services based in the United States

Ranked by team size
Top 25 of 2,403 company matches for surveillance and electronic security system equipment maintenance services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchIrving, TX, United StatesHQ recorded Oct 19, 20261,001-5,0002,098 contacts →

Exact match

“Everon is a leading national provider of commercial security, video, fire, sprinkler, and life safety solutions for complex, multi-site businesses and organizations.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Oct 19, 20261,001-5,0001,148 contacts →

Exact match

“At Titan Security Group, we understand that each client is unique, with specific security needs shaped by the type of property and its location.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchWest Palm Beach, FL, United StatesHQ recorded Oct 19, 2026501-1,000882 contacts →

Exact match

“Security 101® is a nationwide leader in designing, installing, and maintaining advanced security systems tailored to the unique needs of organizations of all sizes.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchUniontown, OH, United StatesHQ recorded Oct 19, 202610001+806 contacts →

Exact match

“Securitas knows Security.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchTulsa, LA, United StatesHQ recorded Oct 19, 2026501-1,000582 contacts →

Exact match

“Alert 360 security is a trusted and best-in-class provider of reliable security solutions for homes and businesses.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchSouthfield, MI, United StatesHQ recorded Oct 19, 2026501-1,000403 contacts →

Exact match

“Guardian Alarm is one of the largest independently-owned security companies protecting both homes and businesses throughout the Midwest.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchNashville, TN, United StatesHQ recorded Oct 19, 2026201-500322 contacts →

Exact match

“Headquartered in Nashville, TN, with branches throughout the Southeastern United States, ADS Security, a Vector Security company, is the 20th largest electronic security company…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchSyosset, NY, United StatesHQ recorded Oct 19, 2026201-500301 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchOrange, CA, United StatesHQ recorded Oct 19, 202651-200252 contacts →

Exact match

“One of the largest privately held national electronic security system integrator in the USA, NAVCO keeps you one step ahead of ever-changing technology.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchAurora, IL, United StatesHQ recorded Oct 19, 2026201-500243 contacts →

Exact match

“Family owned and operated since 1968, Alarm Detection Systems, Inc.(ADS) understands that nothing is more important than the safety of your family and the protection of your…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Oct 19, 2026201-500203 contacts →

Exact match

“Since 1969, thousands of businesses across the country have entrusted their protection to DGA Security.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchPlainview, NY, United StatesHQ recorded Oct 19, 202651-200171 contacts →

Exact match

“General Security is a family owned and operated company with offices from Buffalo, NY to South East Florida.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchOmaha, NE, United StatesHQ recorded Oct 19, 202651-200160 contacts →

Exact match

“Security Equipment’s primary concern is for our client’s life safety and peace of mind.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchHauppauge, NY, United StatesHQ recorded Oct 19, 202651-200153 contacts →

Exact match

“Since 1967, Vicon has been a leading provider of mission-critical security surveillance systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchGrand Rapids, MI, United StatesHQ recorded Oct 19, 2026201-500151 contacts →

Exact match

“A home and business security provider, EPS Security was founded in Grand Rapids, Michigan.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchHammond, LA, United StatesHQ recorded Oct 19, 2026n/a151 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchMiddletown, CT, United StatesHQ recorded Oct 19, 2026201-500148 contacts →

Exact match

“Installation and monitoring of commercial and residential security systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchPlainview, NY, United StatesHQ recorded Oct 19, 202651-200146 contacts →

Exact match

“With over two decades of trusted expertise since ENS Security stands above the competition as your premier destination for wholesale security solutions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026201-500124 contacts →

Exact match

“Bulldog Security Services is a family-owned national ADT Authorized Dealer with over a decade of industry experience.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchClearwater, FL, United StatesHQ recorded Oct 19, 202651-200123 contacts →

Exact match

“Ensuring safety and security is our goal at Control Systems, Inc.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchLancaster, PA, United StatesHQ recorded Oct 19, 2026201-500122 contacts →

Exact match

“For more than 25 years, Monitronics® International has been providing professionally monitored security and life safety systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Oct 19, 202611-50116 contacts →

Exact match

“ESCC has led the way in integrated security and communications applications for commercial properties, high-end residential properties, and new development projects for over 30…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchHuntsville, AL, United StatesHQ recorded Oct 19, 202611-50112 contacts →

Exact match

“Professional Security System has been securing our neighbors homes and businesses in North Alabama for over 25 years.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchGreenville, SC, United StatesHQ recorded Oct 19, 202651-200105 contacts →

Exact match

“Priority One is a privately owned and operated security systems company located in Greenville, SC.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchPaoli, PA, United StatesHQ recorded Oct 19, 2026501-1,000100 contacts →

Exact match

“Zeus Fire & Security was established in 2021 to build a national network of fire protection and security providers recognized for execution excellence across a variety of service…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 2,403 surveillance and electronic security system equipment maintenance services based in the United States

See the full list, filter by size, metro and specialty, and access 7,052 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Surveillance and electronic security system equipment maintenance services based in the United States at a glance

As of Oct 19, 2026
25.5%Verified-email coverage
11.5Average contacts per company
1-10Median size (employees)
1.9%Largest-city concentration · Houston
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
1,217
11-50
931
51-200
199
201-500
27
501-1,000
12
1,001-5,000
8
5,001-10,000
1
10001+
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,403 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “surveillance and electronic security system equipment maintenance services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 7,052 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “surveillance and electronic security system equipment maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many surveillance and electronic security system equipment maintenance services are there based in the United States?

RevenueBase identified 2,403 company matches for surveillance and electronic security system equipment maintenance services associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Everon tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most surveillance and electronic security system equipment maintenance services?

Houston leads with 46 company records, followed by New York (44) and Miami (29).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 7,052 professional contacts with verified work emails tracked across these 2,403 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 2,403 surveillance and electronic security system equipment maintenance services based in the United States. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.