Company lists · Data refreshed November 2026

Top 25 Network security system installers worldwide

RevenueBase identified 8,627 company matches for network security system installers worldwide as of November 2026 and tracks 61,175 professional contacts across them, including 14,646 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for network 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 November 5, 2026. Country and city lists for network 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 Nov 5, 2026 How this list was built
8,627Companies
61,175Contacts tracked
14,646Verified emails
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The 25 largest network security system installers worldwide

Ranked by team size
Top 25 of 8,627 company matches for network security system installers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchWest Palm Beach, TN, United StatesHQ recorded Nov 5, 2026501-1,000927 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 5, 2026 · View company records in RevenueBase
2Exact matchZollikofen, SwitzerlandHQ recorded Nov 5, 2026501-1,000567 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 · Nov 5, 2026 · View company records in RevenueBase
3Exact matchIssy-les-moulineaux, FranceHQ recorded Nov 5, 2026201-500465 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 · Nov 5, 2026 · View company records in RevenueBase
4Exact matchBradford, United KingdomHQ recorded Nov 5, 2026501-1,000352 contacts →

Exact match

“Kings Secure Technologies (KST) is a high-end, enterprise-level systems integrator.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchSantiago, ChileHQ recorded Nov 5, 2026201-500336 contacts →

Exact match

“Novared is a leading Security Services Provider founded in 1995.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchSyosset, NY, United StatesHQ recorded Nov 5, 2026201-500306 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchBellevue, CA, United StatesHQ recorded Nov 5, 202651-200284 contacts →

Exact match

“Network Computing Architects, Inc.(NCA) is a rapidly growing, quality-driven technology provider of services and telecommunication products for businesses of all sizes.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchFremont, United StatesHQ recorded Nov 5, 2026201-500278 contacts →

Exact match

“Northland Controls designs, installs, manages and harmonizes physical security systems across the globe with unparalleled services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchOrange, NJ, United StatesHQ recorded Nov 5, 202651-200258 contacts →

Exact match

“One of the largest privately held national electronic security system integrator in the USA, NAVCO keeps you one step ahead of ever-changing technology.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchCharlotte, NC, United StatesHQ recorded Nov 5, 2026201-500256 contacts →

Exact match

“GLS is a managed network and security services provider founded in 1998.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchAurora, IL, United StatesHQ recorded Nov 5, 2026201-500245 contacts →

Exact match

“Family owned and operated since 1968, Alarm Detection Systems, Inc.(ADS) understands that nothing is more important than the safety of your family and the protection of your…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchSpring, TX, United StatesHQ recorded Nov 5, 2026201-500241 contacts →

Exact match

“At Electra Link, you’ll find a place where technology, engineering and innovation come together to reinvent the way people think about Network Structured Cabling Systems and Audio…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchBoca Raton, FL, United StatesHQ recorded Nov 5, 20261,001-5,000239 contacts →

Exact match

“At Red Hawk Fire & Security, we install, test and inspect, integrate, service and monitor a comprehensive range of advanced technologies custom designed for your specific business…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchSalt Lake City, CA, United StatesHQ recorded Nov 5, 2026201-500210 contacts →

Exact match

“Stone Security has been driving the implementation of network-based surveillance, access control and intrusion systems for over 15 years.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchTel Aviv, IsraelHQ recorded Nov 5, 202651-200198 contacts →

Exact match

“2Bsecure Ltd.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchWenatchee, WA, United StatesHQ recorded Nov 5, 2026n/a192 contacts →

Exact match

“Convergint Technologies is an industry-leading systems integrator that designs, installs, and services electronic security, fire alarm, and life safety systems.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchLeeds, United KingdomHQ recorded Nov 5, 202651-200184 contacts →

Exact match

“A premier provider of security products and services across England, Gough & Kelly was formed in 1988 to influence and inspire the security and electrical marketplace by providing…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchYainville, FranceHQ recorded Nov 5, 202651-200178 contacts →

Exact match

“Depuis 1986, IVT Security s’adapte aux évolutions technologiques en matière de sécurité destinée aux professionnels.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchBracknell, United KingdomHQ recorded Nov 5, 202651-200164 contacts →

Exact match

“Norbain is a leading UK security distributor, covering video surveillance, access control & intruder detection solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchSunnyvale, CA, United StatesHQ recorded Nov 5, 202651-200160 contacts →

Exact match

“Comtel is a full service systems integrator providing communications and security systems to the Commercial, Healthcare and Education markets since 1982.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchHammond, LA, United StatesHQ recorded Nov 5, 2026n/a160 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchBrazilHQ recorded Nov 5, 202651-200158 contacts →

Exact match

“Um dos diferenciais da nossa empresa é o constante aprimoramento do seu quadro de colaboradores, através do investimento em treinamento, aperfeiçoamento e valorização pessoal e…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchHuntsville, AL, United StatesHQ recorded Nov 5, 2026n/a154 contacts →

Exact match

“HiWAAY's Network Services specializes in network design, business process analysis, information security and managed IT services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchGrand Rapids, MI, United StatesHQ recorded Nov 5, 2026201-500153 contacts →

Exact match

“A home and business security provider, EPS Security was founded in Grand Rapids, Michigan.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchMiddletown, CT, United StatesHQ recorded Nov 5, 2026201-500152 contacts →

Exact match

“Installation and monitoring of commercial and residential security systems.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 8,627 network security system installers worldwide

See the full list, filter by size, metro and specialty, and access 14,646 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Network security system installers worldwide at a glance

As of Nov 5, 2026
23.9%Verified-email coverage
7.1Average contacts per company
1-10Median size (employees)
1.4%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
5,128
11-50
2,681
51-200
525
201-500
74
501-1,000
12
1,001-5,000
15
5,001-10,000
3
10001+
5

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 network security system installers are linked below.
What qualifies
Company records worldwide whose business descriptions match “network 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 14,646 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 5, 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.

Network security system installers by location

26 lists · largest first

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

How many network security system installers are there worldwide?

RevenueBase identified 8,627 company matches for network security system installers 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?

Security 101 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most network security system installers?

The United States leads with 2,139 companies, followed by the United Kingdom (1,054) and France (420). Every network security system installers list by country and city is linked on this page.

Which city has the most network security system installers?

London leads with 123 company records, followed by Sao Paulo (78) and New York (45).

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 14,646 professional contacts with verified work emails tracked across these 8,627 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 5, 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.