Company lists · Data refreshed September 2026

Top 25 Alarm system manufacturers worldwide

Name: Alarm system manufacturers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 7,561 companies tracked

RevenueBase identified 7,561 company matches for alarm system manufacturers worldwide as of September 2026 and tracks 98,453 professional contacts across them, including 19,595 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for alarm system manufacturers worldwide, 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 30, 2026. Country and city lists for alarm system manufacturers follow the table.

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 30, 2026 How this list was built

7,561Companies

98,453Contacts tracked

19,595Verified emails

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The 25 largest alarm system manufacturers worldwide

Ranked by team size

Top 25 of 7,561 company matches for alarm system manufacturers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Verisure	Exact match	Global Hq - Versoix, GermanyHQ recorded Sep 30, 2026	10001+	14,199 contacts →
	Exact match “Verisure is the global leader in professionally monitored security services by customers served, with a market-leading presence across Europe and Latin America.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Chubb Fire & Security	Exact match	Staines, United KingdomHQ recorded Sep 30, 2026	10001+	6,169 contacts →
	Exact match “Making the world a safer place.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Pronet Security Services	Exact match	Istanbul, TürkiyeHQ recorded Sep 30, 2026	1,001-5,000	2,126 contacts →
	Exact match “Pronet is the leading electronic security company that offers residential and commercial security solutions in Turkey.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	Everon	Exact match	Irving, TX, United StatesHQ recorded Sep 30, 2026	1,001-5,000	2,045 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 · Sep 30, 2026 · View company records in RevenueBase
5	Protection 1 Security Solutions	Exact match	Romeoville, IL, United StatesHQ recorded Sep 30, 2026	1,001-5,000	1,406 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 30, 2026 · View company records in RevenueBase
6	Vector Security	Exact match	Warrendale, PA, United StatesHQ recorded Sep 30, 2026	1,001-5,000	1,287 contacts →
	Exact match “Vector Security® has protected people and property by providing intelligent security solutions tailored to the needs of the customer for more than 50 years.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Safe Haven Security Services, LLC	Exact match	North Kansas City, MO, United StatesHQ recorded Sep 30, 2026	1,001-5,000	1,276 contacts →
	Exact match “Established in Safe Haven Security has grown to become the nation’s largest ADT-authorized dealer, trusted by homeowners and businesses across the country.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Simplisafe	Exact match	Boston, MA, United StatesHQ recorded Sep 30, 2026	501-1,000	1,253 contacts →
	Exact match “Being safe should be simple.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	ADT Commercial	Exact match	Boca Raton, FL, United StatesHQ recorded Sep 30, 2026	n/a	799 contacts →
	Exact match “ADT Commercial, LLC was acquired by GTCR and is now Everon, LLC.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	CPI Security	Exact match	Charlotte, NC, United StatesHQ recorded Sep 30, 2026	501-1,000	763 contacts →
	Exact match “For more than 30 years, CPI Security has been a leader in customized home and business security and home automation services.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	Guardian Protection	Exact match	Warrendale, PA, United StatesHQ recorded Sep 30, 2026	501-1,000	677 contacts →
	Exact match “Protecting homes and businesses since 1950, Guardian Protection is one of the nation's largest and most highly regarded security companies.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	Alert 360	Exact match	Tulsa, TX, United StatesHQ recorded Sep 30, 2026	501-1,000	572 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 · Sep 30, 2026 · View company records in RevenueBase
13	Securiton AG	Exact match	Zollikofen, SwitzerlandHQ recorded Sep 30, 2026	501-1,000	542 contacts →
	Exact match “Securiton AG has been a leading manufacturer and installer of alarm and security systems since 1948 and is part of the Swiss Securitas Group.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Kingalarm Systems	Exact match	Kingston 5, JamaicaHQ recorded Sep 30, 2026	1,001-5,000	542 contacts →
	Exact match “KingAlarm Systems began operations in March and, in a relatively short time, has become the largest Electronic Security Company not just in Jamaica but the entire Caribbean…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	Mircom Group Of Companies	Exact match	Toronto, ON, CanadaHQ recorded Sep 30, 2026	501-1,000	498 contacts →
	Exact match “Mircom Group of Companies is global designer, manufacturer, and distributor, of intelligent building solutions, bringing innovation and flexibility to the industry.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	Rapid Response Monitoring	Exact match	Syracuse, NY, United StatesHQ recorded Sep 30, 2026	501-1,000	490 contacts →
	Exact match “Rapid Response Monitoring is a leading provider of professional monitoring services founded in 1992.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	Napco Security Technologies	Exact match	Amityville, NY, United StatesHQ recorded Sep 30, 2026	501-1,000	427 contacts →
	Exact match “NAPCO Security Technologies (NASDAQ: NSSC) is one of the world's leading manufacturers of technologically advanced electronic security equipment including intrusion and fire alarm…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Digital Monitoring Products	Exact match	Springfield, MO, United StatesHQ recorded Sep 30, 2026	201-500	402 contacts →
	Exact match “DMP specializes in delivering innovative security solutions, including burglary, fire, access control and video security products.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Marlowe Fire & Security	Exact match	Manchester, United KingdomHQ recorded Sep 30, 2026	501-1,000	389 contacts →
	Exact match “Mitie Fire & Security is part of Mitie, the UK’s leading facilities management and professional services company, delivering integrated fire and security solutions that protect…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	Guardian Alarm	Exact match	Southfield, MI, United StatesHQ recorded Sep 30, 2026	501-1,000	389 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 · Sep 30, 2026 · View company records in RevenueBase
21	Sector Alarm España	Exact match	SpainHQ recorded Sep 30, 2026	201-500	337 contacts →
	Exact match “Sector Alarm es uno de los principales proveedores de seguridad de Europa con más de clientes satisfechos y seguros.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22	ADS Security	Exact match	Nashville, TN, United StatesHQ recorded Sep 30, 2026	201-500	324 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 · Sep 30, 2026 · View company records in RevenueBase
23	Securitas Direct Suisse Schweiz	Exact match	Lausanne, SwitzerlandHQ recorded Sep 30, 2026	51-200	306 contacts →
	Exact match “Schutz vor Wasserschaden, Feuer und Einbruch für Privatpersonen und KMU – als Marktführer macht Securitas Direct die Schweiz seit 30 Jahren mit smarten Alarmsystemen sicherer.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24	AFA Protective Systems, INC	Exact match	Syosset, NY, United StatesHQ recorded Sep 30, 2026	201-500	302 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25	Sector Alarm France	Exact match	Massy, FranceHQ recorded Sep 30, 2026	501-1,000	295 contacts →
	Exact match “Sector Alarm est l’un des leaders européens de la sécurité, avec plus de 730 clients satisfaits et protégés.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “alarm system manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 7,561 alarm system manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 19,595 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Alarm system manufacturers worldwide at a glance

As of Sep 30, 2026

19.9%Verified-email coverage

13.0Average contacts per company

1-10Median size (employees)

1.1%Largest-city concentration · London

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

3,893

11-50

2,570

51-200

724

201-500

172

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for alarm system manufacturers are linked below.
What qualifies: Company records worldwide whose business descriptions match “alarm system manufacturers” 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. 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 19,595 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 30, 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.

Alarm system manufacturers by location

26 lists · largest first

Every Alarm system manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “alarm system manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many alarm system manufacturers are there worldwide?

RevenueBase identified 7,561 company matches for alarm system manufacturers worldwide 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?

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

Which country has the most alarm system manufacturers?

The United States leads with 1,847 companies, followed by the United Kingdom (925) and Brazil (386). Every alarm system manufacturers list by country and city is linked on this page.

Which city has the most alarm system manufacturers?

London leads with 83 company records, followed by Sao Paulo (63) and Istanbul (42).

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 19,595 professional contacts with verified work emails tracked across these 7,561 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 30, 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.