Company lists · Data refreshed November 2026

Top 25 Alarm system integrators worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 18,742 companies tracked

RevenueBase identified 18,742 company matches for alarm system integrators worldwide as of November 2026 and tracks 242,850 professional contacts across them, including 52,228 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for alarm system integrators 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 November 6, 2026. Country and city lists for alarm system integrators 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 Nov 6, 2026 How this list was built

18,742Companies

242,850Contacts tracked

52,228Verified emails

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The 25 largest alarm system integrators worldwide

Ranked by team size

Top 25 of 18,742 company matches for alarm system integrators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 2026	10001+	16,176 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 and number one…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Chubb Fire & Security	Exact match	Staines, United KingdomHQ recorded Nov 6, 2026	10001+	6,705 contacts →
	Exact match “Making the world a safer place.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Convergint	Exact match	Hoffman Estates, IL, United StatesHQ recorded Nov 6, 2026	10001+	6,031 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 · Nov 6, 2026 · View company records in RevenueBase
4	Automated Systems Design, INC	Exact match	Alpharetta, GA, United StatesHQ recorded Nov 6, 2026	n/a	2,754 contacts →
	Exact match “Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Pronet Security Services	Exact match	Istanbul, TürkiyeHQ recorded Nov 6, 2026	1,001-5,000	2,367 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 · Nov 6, 2026 · View company records in RevenueBase
6	Everon	Exact match	Irving, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,178 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 · Nov 6, 2026 · View company records in RevenueBase
7	Protection 1 Security Solutions	Exact match	Romeoville, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,467 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 · Nov 6, 2026 · View company records in RevenueBase
8	Vector Security	Exact match	Warrendale, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,365 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 · Nov 6, 2026 · View company records in RevenueBase
9	Safe Haven Security Services, LLC	Exact match	North Kansas City, MO, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,288 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 · Nov 6, 2026 · View company records in RevenueBase
10	Solid Security Sp. Z O.O	Exact match	Warsaw, PolandHQ recorded Nov 6, 2026	10001+	1,154 contacts →
	Exact match “Solid Security to doświadczenie, wiedza oraz profesjonalizm działań na rynku ochrony osób i mienia.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Sector Alarm Norge	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	1,001-5,000	1,052 contacts →
	Exact match “Sector Alarm er en av Europas ledende leverandører av sikkerhet, og har mer enn 650 fornøyde og trygge kunder i Europa.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Securitas Perú	Exact match	Magdalena Del Mar, PeruHQ recorded Nov 6, 2026	1,001-5,000	1,034 contacts →
	Exact match “Securitas es socio líder en soluciones de protección inteligente.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Strong Segurança, S.A	Exact match	Amadora, PortugalHQ recorded Nov 6, 2026	5,001-10,000	969 contacts →
	Exact match “Security Company Electronics developers Systems integrator” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Security 101	Exact match	West Palm Beach, TN, United StatesHQ recorded Nov 6, 2026	501-1,000	927 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 · Nov 6, 2026 · View company records in RevenueBase
15	Koorsen Fire And Security	Exact match	Indianapolis, KY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	861 contacts →
	Exact match “Koorsen Fire & Security is a family-owned operation that has kept homes and businesses safe for more than 70 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	PT Sigap Prima Astrea	Exact match	Jakarta, IndonesiaHQ recorded Nov 6, 2026	5,001-10,000	848 contacts →
	Exact match “PT Sigap Prima Astrea or commonly called "SIGAP" is Astra's Security Services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Chubb Fire & Security Canada	Exact match	Mississauga, NS, CanadaHQ recorded Nov 6, 2026	1,001-5,000	841 contacts →
	Exact match “Chubb provides an unparalleled portfolio of security and life safety solutions to Canadian institutions, businesses and residences.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Securitas Electronic Security, INC	Exact match	Uniontown, IL, United StatesHQ recorded Nov 6, 2026	10001+	837 contacts →
	Exact match “Securitas knows Security.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	CPI Security	Exact match	Charlotte, SC, United StatesHQ recorded Nov 6, 2026	501-1,000	798 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 · Nov 6, 2026 · View company records in RevenueBase
20	ADT Commercial	Exact match	Boca Raton, FL, United StatesHQ recorded Nov 6, 2026	n/a	769 contacts →
	Exact match “ADT Commercial, LLC was acquired by GTCR and is now Everon, LLC.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Grupo Control Seguridad	Exact match	Almería, SpainHQ recorded Nov 6, 2026	1,001-5,000	759 contacts →
	Exact match “Grupo Control es una empresa especializada en ofrecer soluciones integrales de seguridad y vigilancia por lo que es una empresa homologada y certificada, con exigentes controles…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Sabico Seguridad	Exact match	SpainHQ recorded Nov 6, 2026	1,001-5,000	756 contacts →
	Exact match “comienzos de 1989 se funda SABICO SEGURIDAD S.A, estando inscrita en el Registro de Empresas de Seguridad con el nº 1731.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Bahri & Mazroei Technical Systems Company LLC Bmts	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	1,001-5,000	722 contacts →
	Exact match “Bahri & Mazroei Technical Systems Co.(BMTS) is a regional system integrator in Gulf region since many decades with has its origin since 1968 through Bahri & Mazroei Trading…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Guardian Protection	Exact match	Warrendale, PA, United StatesHQ recorded Nov 6, 2026	501-1,000	721 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 · Nov 6, 2026 · View company records in RevenueBase
25	Troy Life & Fire Safety LTD	Exact match	Owen Sound, NL, CanadaHQ recorded Nov 6, 2026	1,001-5,000	644 contacts →
	Exact match “We are Canada's complete fire alarm and suppression, signalling, nurse call, communications, security and energy saving solutions provider As one of Canada’s leading life safety…” Recorded in the RevenueBase company graph · Nov 6, 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 integrators”. 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 18,742 alarm system integrators worldwide

See the full list, filter by size, metro and specialty, and access 52,228 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Alarm system integrators worldwide at a glance

As of Nov 6, 2026

21.5%Verified-email coverage

13.0Average contacts per company

1-10Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

9,286

11-50

6,555

51-200

1,823

201-500

403

501-1,000

142

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 integrators are linked below.
What qualifies: Company records worldwide whose business descriptions match “alarm system integrators” 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 52,228 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 6, 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 integrators by location

72 lists · largest first

Every Alarm system integrators 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 integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many alarm system integrators are there worldwide?

RevenueBase identified 18,742 company matches for alarm system integrators worldwide 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?

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 integrators?

The United States leads with 4,137 companies, followed by the United Kingdom (2,105) and Brazil (1,140). Every alarm system integrators list by country and city is linked on this page.

Which city has the most alarm system integrators?

Sao Paulo leads with 222 company records, followed by London (219) and Houston (80).

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 52,228 professional contacts with verified work emails tracked across these 18,742 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 6, 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.