Company lists · Data refreshed November 2026

Top 25 Warning system suppliers based in the United States

RevenueBase identified 258 company matches for warning system suppliers associated with the United States as of November 2026 and tracks 5,974 professional contacts across them, including 2,674 with verified work emails. New York is the largest hub.

This list covers company matches for warning system suppliers 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 November 3, 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 Nov 3, 2026 How this list was built
258Companies
5,974Contacts tracked
2,674Verified emails
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The 25 largest warning system suppliers based in the United States

Ranked by team size
Top 25 of 258 company matches for warning system suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 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 matchChester, CT, United StatesHQ recorded Nov 3, 20261,001-5,000811 contacts →

Exact match

“Whelen Engineering is a family-owned company with a pioneering spirit and a passion to protect the lives of those who protect and serve others.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
2Exact matchSyosset, NY, United StatesHQ recorded Nov 3, 2026201-500306 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Nov 3, 202651-200298 contacts →

Exact match

“CENTEGIX is the leader in incident response solutions.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchCoppell, TX, United StatesHQ recorded Nov 3, 2026201-500293 contacts →

Exact match

“Pioneering Life Safety Solutions Since 1989 Kings is a leading authority in emergency communication systems and monitoring services, with over three decades of dedicated…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
5Exact matchCasselberry, FL, United StatesHQ recorded Nov 3, 2026201-500284 contacts →

Exact match

“DynaFire, a leader in Fire & Life Safety, offers unparalleled services across fire alarm systems, fire suppression systems, fire sprinkler systems, fire extinguishers, BDA…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
6Exact matchStafford, TX, United StatesHQ recorded Nov 3, 2026501-1,000226 contacts →

Exact match

“With over 200 years of combined experience, the experts at FireTron, Inc.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
7Exact matchDes Moines, IA, United StatesHQ recorded Nov 3, 202651-200211 contacts →

Exact match

“Since 1946, Electronic Engineering has been the electronics and communication specialist people depend on.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
8Exact matchSan Diego, CA, United StatesHQ recorded Nov 3, 2026201-500180 contacts →

Exact match

“Genasys is the global leader in Protective Communications Solutions that ensure private organizations and public safety agencies are “Ready when it matters.” Genasys solutions…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
9Exact matchMadison, WI, United StatesHQ recorded Nov 3, 202651-200178 contacts →

Exact match

“Protect.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
10Exact matchLanham, CO, United StatesHQ recorded Nov 3, 202651-200169 contacts →

Exact match

“WHAT SAFEWARE MEANS FOR YOUR BUSINESS Safeware, the national leader in public preparedness, has been providing public safety products to our nation’s heroes for over 40 years.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
11Exact matchBaltimore, MD, United StatesHQ recorded Nov 3, 202651-200156 contacts →

Exact match

“Alertus - Redefining Mass Notification for 20+ Years Our Mission is to enable organizations to disseminate information to help protect lives, secure assets, and maintain business…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchReading, PA, United StatesHQ recorded Nov 3, 2026201-500122 contacts →

Exact match

“GAI-TRONICS is the world’s largest provider of emergency communications equipment for industrial environments.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
13Exact matchUniversity Park, IL, United StatesHQ recorded Nov 3, 2026201-500105 contacts →

Exact match

“At Federal Signal, safety isn’t just a priority; it’s our purpose.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
14Exact matchCincinnati, KY, United StatesHQ recorded Nov 3, 202651-20097 contacts →

Exact match

“Integrated Protection Services (IPS) helps building owners and operators by designing, installing, and maintaining fire alarm, security, access control, and video surveillance…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 3, 202651-20067 contacts →

Exact match

“Wilson Fire Equipment”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
16Exact matchJohnson City, TN, United StatesHQ recorded Nov 3, 202651-20060 contacts →

Exact match

“Fleenor Security Systems, Inc.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
17Exact matchBoston, MA, United StatesHQ recorded Nov 3, 202651-20055 contacts →

Exact match

“ATI Systems is a leader in the design, manufacturing and installation of world-class reliable emergency warning and mass notification systems.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchTemecula, CA, United StatesHQ recorded Nov 3, 202651-20054 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
19Exact matchLongwood, FL, United StatesHQ recorded Nov 3, 202651-20049 contacts →

Exact match

“Student and staff safety is the top priority at any educational facility.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
20Exact matchHackensack, NJ, United StatesHQ recorded Nov 3, 202651-20041 contacts →

Exact match

“At Eastern DataComm, our mission is to empower schools, businesses, and municipalities by serving as trusted integrators of innovative safety, communication, and IT…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchPompano Beach, FL, United StatesHQ recorded Nov 3, 202651-20041 contacts →

Exact match

“Bass-United is a full-service provider specializing in sales, installation, maintenance and monitoring of commercial fire alarms, burglar alarms, fire sprinklers, access control…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
22Exact matchNiles, IL, United StatesHQ recorded Nov 3, 202651-20040 contacts →

Exact match

“Jeron Electronic Systems, Inc.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchHolland, MI, United StatesHQ recorded Nov 3, 202611-5036 contacts →

Exact match

“Tele-Rad is proud to be Michigan's leader in safety technology solutions.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
24Exact matchDoral, FL, United StatesHQ recorded Nov 3, 202651-20035 contacts →

Exact match

“WISE Building Technologies – Securing the Future, One Building at a Time With over 20 years of experience, 80+ professionals, and 30+ service trucks, WISE Building Technologies is…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchPflugerville, TX, United StatesHQ recorded Nov 3, 202651-20033 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase

Showing 25 of 258 warning system suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 2,674 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Warning system suppliers based in the United States at a glance

As of Nov 3, 2026
44.8%Verified-email coverage
23.2Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · New York
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
86
11-50
112
51-200
48
201-500
8
501-1,000
3
1,001-5,000
1

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 258 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 “warning system suppliers” 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 2,674 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 November 3, 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 “warning system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many warning system suppliers are there based in the United States?

RevenueBase identified 258 company matches for warning system suppliers associated with the United States as of November 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?

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

Which city has the most warning system suppliers?

New York leads with 5 company records, followed by Houston (4) and Atlanta (3).

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 2,674 professional contacts with verified work emails tracked across these 258 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 November 3, 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.