Company lists · Data refreshed October 2026

Top 25 Home security system companies worldwide

RevenueBase identified 8,631 company matches for home security system companies worldwide as of October 2026 and tracks 130,548 professional contacts across them, including 24,192 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for home security system companies 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 October 1, 2026. Country and city lists for home security system companies 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 Oct 1, 2026 How this list was built
8,631Companies
130,548Contacts tracked
24,192Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest home security system companies worldwide

Ranked by team size
Top 25 of 8,631 company matches for home security system companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 matchBoca Raton, FL, United StatesHQ recorded Oct 1, 2026n/a20,475 contacts →

Exact match

“ADT is the most trusted name in smart home security, helping protect and connect what matters most at home and beyond.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchGlobal Hq - Versoix, GermanyHQ recorded Oct 1, 202610001+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 · Oct 1, 2026 · View company records in RevenueBase
3Exact matchLehi, UT, United StatesHQ recorded Oct 1, 202610001+7,551 contacts →

Exact match

“Vivint, an NRG company, is the only smart home provider that brings security, energy management, and automation together in a single, integrated system-all controlled from one app.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchStaines, United KingdomHQ recorded Oct 1, 202610001+6,169 contacts →

Exact match

“Making the world a safer place.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchIstanbul, TürkiyeHQ recorded Oct 1, 20261,001-5,0002,126 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 · Oct 1, 2026 · View company records in RevenueBase
6Exact matchSanta Monica, CA, United StatesHQ recorded Oct 1, 20261,001-5,0001,504 contacts →

Exact match

“Making Neighborhoods Safer”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchRomeoville, IL, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
8Exact matchWarrendale, PA, United StatesHQ recorded Oct 1, 20261,001-5,0001,287 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 · Oct 1, 2026 · View company records in RevenueBase
9Exact matchNorth Kansas City, MO, United StatesHQ recorded Oct 1, 20261,001-5,0001,276 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 · Oct 1, 2026 · View company records in RevenueBase
10Exact matchBoston, MA, United StatesHQ recorded Oct 1, 2026501-1,0001,253 contacts →

Exact match

“Being safe should be simple.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchDallas, TX, United StatesHQ recorded Oct 1, 20261,001-5,0001,220 contacts →

Exact match

“Brinks Home, headquartered in Dallas, Texas, stands for platinum-grade protection.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchIndianapolis, IN, United StatesHQ recorded Oct 1, 20261,001-5,000885 contacts →

Exact match

“DEFENDERS is a leader in the home security industry, providing safety and peace of mind to more than 1.5 million families nationwide.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchWest Palm Beach, FL, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
14Exact matchCharlotte, NC, United StatesHQ recorded Oct 1, 2026501-1,000763 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 · Oct 1, 2026 · View company records in RevenueBase
15Exact matchWarrendale, PA, United StatesHQ recorded Oct 1, 2026501-1,000677 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 · Oct 1, 2026 · View company records in RevenueBase
16Exact matchTulsa, TX, United StatesHQ recorded Oct 1, 2026501-1,000572 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 · Oct 1, 2026 · View company records in RevenueBase
17Exact matchZollikofen, SwitzerlandHQ recorded Oct 1, 2026501-1,000542 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 · Oct 1, 2026 · View company records in RevenueBase
18Exact matchKingston 5, JamaicaHQ recorded Oct 1, 20261,001-5,000542 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 · Oct 1, 2026 · View company records in RevenueBase
19Exact matchLehi, UT, United StatesHQ recorded Oct 1, 2026501-1,000444 contacts →

Exact match

“When you partner with SafeStreets, you’re joining forces with America’s #1 choice for helping them protect the things they value most.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchAmityville, NY, United StatesHQ recorded Oct 1, 2026501-1,000427 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 · Oct 1, 2026 · View company records in RevenueBase
21Exact matchSpringfield, MO, United StatesHQ recorded Oct 1, 2026201-500402 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 · Oct 1, 2026 · View company records in RevenueBase
22Exact matchSouthfield, MI, United StatesHQ recorded Oct 1, 2026501-1,000389 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 · Oct 1, 2026 · View company records in RevenueBase
23Exact matchMississauga, ON, CanadaHQ recorded Oct 1, 20261,001-5,000356 contacts →

Exact match

“At ADT by TELUS, helping to protect our customers has been our sole mission for over 125 years.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24Exact matchOlivos, ArgentinaHQ recorded Oct 1, 2026501-1,000338 contacts →

Exact match

“LoJack ahora es Strix.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25Exact matchNashville, TN, United StatesHQ recorded Oct 1, 2026201-500324 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 · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 8,631 home security system companies worldwide

See the full list, filter by size, metro and specialty, and access 24,192 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Home security system companies worldwide at a glance

As of Oct 1, 2026
18.5%Verified-email coverage
15.1Average contacts per company
1-10Median size (employees)
1.0%Largest-city concentration · London
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
4,911
11-50
2,684
51-200
681
201-500
146
501-1,000
49
1,001-5,000
43
5,001-10,000
5
10001+
14

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 home security system companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “home security system 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. 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 24,192 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 October 1, 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.

Home security system companies by location

24 lists · largest first

Every Home security system companies 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 “home security system companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many home security system companies are there worldwide?

RevenueBase identified 8,631 company matches for home security system companies worldwide as of October 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?

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

Which country has the most home security system companies?

The United States leads with 2,403 companies, followed by the United Kingdom (746) and Brazil (477). Every home security system companies list by country and city is linked on this page.

Which city has the most home security system companies?

London leads with 87 company records, followed by Sao Paulo (87) and Houston (41).

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 24,192 professional contacts with verified work emails tracked across these 8,631 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 October 1, 2026.

Ready to reach these companies? Verified emails and direct dials for all 8,631 home security system companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.