Company lists · Data refreshed September 2026

Top 25 Smart city security companies based in the United States

RevenueBase identified 1,541 company matches for smart city security companies associated with the United States as of September 2026 and tracks 138,642 professional contacts across them, including 35,852 with verified work emails. Houston is the largest hub.

This list covers company matches for smart city security companies 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 September 29, 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 Sep 29, 2026 How this list was built
1,541Companies
138,642Contacts tracked
35,852Verified emails
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The 25 largest smart city security companies based in the United States

Ranked by team size
Top 25 of 1,541 company matches for smart city security companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchIrvine, CA, United StatesHQ recorded Sep 29, 202610001+62,804 contacts →

Exact match

“Allied Universal®, a leading security and facility services company, provides proactive security services and cutting-edge smart technology to deliver evolving, tailored solutions…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202610001+21,296 contacts →

Exact match

“About Motorola Solutions | Solving for safer Safety and security are at the heart of everything we do at Motorola Solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchHoffman Estates, IL, United StatesHQ recorded Sep 29, 202610001+5,707 contacts →

Exact match

“Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchScottsdale, AZ, United StatesHQ recorded Sep 29, 20261,001-5,0004,637 contacts →

Exact match

“Axon is the global leader in public safety technology, relentlessly innovating to protect more lives in more places.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchSan Mateo, CA, United StatesHQ recorded Sep 29, 20261,001-5,0002,683 contacts →

Exact match

“Transforming how organizations protect people and places.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchAurora, IL, United StatesHQ recorded Sep 29, 20265,001-10,0002,266 contacts →

Exact match

“Andy Frain Services.America's leading provider of integrated solutions to security and events needs for over 90 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchDenver, CO, United StatesHQ recorded Sep 29, 20265,001-10,0001,727 contacts →

Exact match

“HSS is now Tarian!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchRomeoville, IL, United StatesHQ recorded Sep 29, 20261,001-5,0001,406 contacts →

Exact match

“As of May 2016, Protection 1 and ADT merged together to become the leading company in the electronic security industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchIndianapolis, IN, United StatesHQ recorded Sep 29, 202610001+983 contacts →

Exact match

“For every place that matters Our purpose reflects on the contribution we bring to society: We are where our communities come together - from places across town or across the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchWest Palm Beach, FL, United StatesHQ recorded Sep 29, 2026501-1,000849 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 · Sep 29, 2026 · View company records in RevenueBase
11Exact matchUniontown, OH, United StatesHQ recorded Sep 29, 202610001+839 contacts →

Exact match

“Securitas knows Security.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchAmerican Fork, UT, United StatesHQ recorded Sep 29, 2026501-1,000697 contacts →

Exact match

“LVT provides rapidly-deployable surveillance hardware that runs on our proprietary SaaS platform.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchFalls Church, VA, United StatesHQ recorded Sep 29, 2026501-1,000686 contacts →

Exact match

“Kastle is a leading provider of property technology solutions, protecting commercial real estate, multi-family residential, global enterprises, educational institutions and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchSt. Louis, MO, United StatesHQ recorded Sep 29, 2026501-1,000569 contacts →

Exact match

“Interface Systems combines AI-powered technologies with expert remote video monitoring from its US-based Interactive Security Operations Centers (iSOCs).”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchChantilly, VA, United StatesHQ recorded Sep 29, 20261,001-5,000558 contacts →

Exact match

“Pavion Connects and Protects by providing Fire, Security, and Integration solutions to customers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchBethesda, MD, United StatesHQ recorded Sep 29, 2026501-1,000541 contacts →

Exact match

“Brivo is the global leader in cloud-native physical security, with more than 2 million devices deployed across locations in 80 countries.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchAustin, TX, United StatesHQ recorded Sep 29, 2026n/a534 contacts →

Exact match

“Eagle Eye Networks has now merged with Brivo.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchNorth Miami Beach, FL, United StatesHQ recorded Sep 29, 20261,001-5,000417 contacts →

Exact match

“At Kent, we’re able to pull from an unequaled pool of business and security products and services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchFresno, CA, United StatesHQ recorded Sep 29, 2026501-1,000378 contacts →

Exact match

“Pelco, a global leader in security hardware, engineers devices that help set a new standard for security, safety and operational efficiency.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchPittsford, NY, United StatesHQ recorded Sep 29, 2026201-500362 contacts →

Exact match

“LenelS2 is a global leader in advanced physical security solutions, including access control, video surveillance and mobile credentialing.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchAustin, TX, United StatesHQ recorded Sep 29, 2026201-500329 contacts →

Exact match

“Moving security forward-intelligently, confidently, together.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchNorwalk, CT, United StatesHQ recorded Sep 29, 2026501-1,000304 contacts →

Exact match

“At Protos Security we believe in a modern security experience that never settles and dynamically adapts to the evolving needs of businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchSyosset, NY, United StatesHQ recorded Sep 29, 2026201-500302 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchIndianapolis, United StatesHQ recorded Sep 29, 202610001+302 contacts →

Exact match

“Sonitrol is the industry leader in verified electronic security and provides customers with a single source of integrated security solutions for intrusion, video, access and fire.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchRockville Centre, NY, United StatesHQ recorded Sep 29, 20261,001-5,000275 contacts →

Exact match

“Welcome to Doyle Security Services (DSS) where a team of responsive security professionals stands ready to meet your needs in this ever-changing business environment.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 1,541 smart city security companies based in the United States

See the full list, filter by size, metro and specialty, and access 35,852 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Smart city security companies based in the United States at a glance

As of Sep 29, 2026
25.9%Verified-email coverage
90.0Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · Houston
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
589
11-50
627
51-200
217
201-500
45
501-1,000
29
1,001-5,000
17
5,001-10,000
4
10001+
12

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 1,541 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 “smart city security companies” 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 35,852 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 September 29, 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 “smart city security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many smart city security companies are there based in the United States?

RevenueBase identified 1,541 company matches for smart city security companies associated with the United States as of September 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?

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

Which city has the most smart city security companies?

Houston leads with 34 company records, followed by New York (34) 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 35,852 professional contacts with verified work emails tracked across these 1,541 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 September 29, 2026.

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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.