Company lists · Data refreshed September 2026

Top 25 Commercial security system installers worldwide

Name: Commercial security system installers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 19,380 companies tracked

RevenueBase identified 19,380 company matches for commercial security system installers worldwide as of September 2026 and tracks 175,690 professional contacts across them, including 38,214 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for commercial security system installers 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 27, 2026. Country and city lists for commercial security system installers 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 27, 2026 How this list was built

19,380Companies

175,690Contacts tracked

38,214Verified emails

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The 25 largest commercial security system installers worldwide

Ranked by team size

Top 25 of 19,380 company matches for commercial security system installers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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	Convergint	Exact match	Hoffman Estates, IL, United StatesHQ recorded Sep 27, 2026	10001+	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 27, 2026 · View company records in RevenueBase
2	Securitas France	Exact match	Issy-les-moulineaux, FranceHQ recorded Sep 27, 2026	10001+	3,843 contacts →
	Exact match “Securitas vous apporte son savoir‑faire et ses compétences dans la sécurisation de votre entreprise.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	Automated Systems Design, INC	Exact match	Alpharetta, GA, United StatesHQ recorded Sep 27, 2026	n/a	2,678 contacts →
	Exact match “Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	Pronet Security Services	Exact match	Istanbul, TürkiyeHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
5	Everon	Exact match	Irving, TX, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
6	Protection 1 Security Solutions	Exact match	Romeoville, IL, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
7	Vector Security	Exact match	Warrendale, PA, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
8	Titan Security Group	Exact match	Chicago, IL, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,138 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 · Sep 27, 2026 · View company records in RevenueBase
9	Solid Security Sp. Z O.O	Exact match	Warsaw, PolandHQ recorded Sep 27, 2026	10001+	1,068 contacts →
	Exact match “Solid Security to doświadczenie, wiedza oraz profesjonalizm działań na rynku ochrony osób i mienia.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Strong Segurança, S.A	Exact match	Amadora, PortugalHQ recorded Sep 27, 2026	5,001-10,000	893 contacts →
	Exact match “Security Company Electronics developers Systems integrator” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	Security 101	Exact match	West Palm Beach, FL, United StatesHQ recorded Sep 27, 2026	501-1,000	849 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 27, 2026 · View company records in RevenueBase
12	Securitas Electronic Security, INC	Exact match	Uniontown, OH, United StatesHQ recorded Sep 27, 2026	10001+	839 contacts →
	Exact match “Securitas knows Security.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	ADT Commercial	Exact match	Boca Raton, FL, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
14	Chubb Fire & Security Canada	Exact match	Mississauga, ON, CanadaHQ recorded Sep 27, 2026	1,001-5,000	759 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 · Sep 27, 2026 · View company records in RevenueBase
15	Sabico Seguridad	Exact match	SpainHQ recorded Sep 27, 2026	1,001-5,000	659 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 · Sep 27, 2026 · View company records in RevenueBase
16	Alert 360	Exact match	Tulsa, TX, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
17	Ford Audio-Video	Exact match	Oklahoma City, OK, United StatesHQ recorded Sep 27, 2026	501-1,000	564 contacts →
	Exact match “Ford AV designs, installs, and services professional and commercial sound, audio-video, network infrastructure, and security surveillance systems for organizations including…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	ITI	Exact match	Bluffton, IN, United StatesHQ recorded Sep 27, 2026	n/a	545 contacts →
	Exact match “At Indiana Technical Installations we provide IT Services/Networking, Home & Business Security/Surveillance Services, Custom Audio/Video and more.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	Securiton AG	Exact match	Zollikofen, SwitzerlandHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
20	Kingalarm Systems	Exact match	Kingston 5, JamaicaHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
21	Tech Systems Inc. TSI	Exact match	Buford, GA, IndiaHQ recorded Sep 27, 2026	501-1,000	527 contacts →
	Exact match “Since 1987, Tech Systems, Inc.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Eryma Security Systems	Exact match	Issy-les-moulineaux, FranceHQ recorded Sep 27, 2026	201-500	457 contacts →
	Exact match “En tant qu’intégrateur ouvert de solutions de sûreté électroniques, nous vous accompagnons dans la protection de vos biens et personnes.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	Napco Security Technologies	Exact match	Amityville, NY, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
24	Tech Electronics	Exact match	St. Louis, MO, United StatesHQ recorded Sep 27, 2026	201-500	406 contacts →
	Exact match “Since we opened our doors in 1963, relationships have been are our strength by putting people before products.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	Global Security	Exact match	Blackburn, United KingdomHQ recorded Sep 27, 2026	n/a	393 contacts →
	Exact match “At Global Security Ltd, we are proud to be one of the UK’s trusted suppliers of CCTV, intruder alarms, access control, and fire safety systems.” Recorded in the RevenueBase company graph · Sep 27, 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 “commercial security system installers”. 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 19,380 commercial security system installers worldwide

See the full list, filter by size, metro and specialty, and access 38,214 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial security system installers worldwide at a glance

As of Sep 27, 2026

21.8%Verified-email coverage

9.1Average contacts per company

1-10Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

10,476

11-50

6,554

51-200

1,666

201-500

317

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 commercial security system installers are linked below.
What qualifies: Company records worldwide whose business descriptions match “commercial security system installers” 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 38,214 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 27, 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.

Commercial security system installers by location

58 lists · largest first

Every Commercial security system installers 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 “commercial security system installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial security system installers are there worldwide?

RevenueBase identified 19,380 company matches for commercial security system installers 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?

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

Which country has the most commercial security system installers?

The United States leads with 4,347 companies, followed by the United Kingdom (2,067) and Brazil (1,122). Every commercial security system installers list by country and city is linked on this page.

Which city has the most commercial security system installers?

Sao Paulo leads with 233 company records, followed by London (211) and Dubai (90).

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 38,214 professional contacts with verified work emails tracked across these 19,380 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 27, 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.