Company lists · Data refreshed October 2026

Top 25 Industrial security system suppliers based in the United Kingdom

RevenueBase identified 2,084 company matches for industrial security system suppliers associated with the United Kingdom as of October 2026 and tracks 23,748 professional contacts across them, including 8,646 with verified work emails. London is the largest hub.

This list covers company matches for industrial security system suppliers associated with the United Kingdom, 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 19, 2026.

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 19, 2026 How this list was built
2,084Companies
23,748Contacts tracked
8,646Verified emails
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The 25 largest industrial security system suppliers based in the United Kingdom

Ranked by team size
Top 25 of 2,084 company matches for industrial security system suppliers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 matchStaines, United KingdomHQ recorded Oct 19, 202610001+6,400 contacts →

Exact match

“Making the world a safer place.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchBlackburn, United KingdomHQ recorded Oct 19, 2026n/a417 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 · Oct 19, 2026 · View company records in RevenueBase
3Exact matchExeter, United KingdomHQ recorded Oct 19, 2026501-1,000363 contacts →

Exact match

“Trinity’s mission statement is simple - to provide high quality design, installation, commissioning and long term after care of Fire Detection, Fire Suppression, Life Safety and…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchBradford, United KingdomHQ recorded Oct 19, 2026501-1,000347 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchManchester, United KingdomHQ recorded Oct 19, 2026501-1,000305 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 · Oct 19, 2026 · View company records in RevenueBase
6Exact matchMarlow, United KingdomHQ recorded Oct 19, 2026201-500223 contacts →

Exact match

“Founded in 1996 we have grown into one of the UK and Ireland’s leading qualified and accredited security and fire systems integrators, working across Europe to bring together…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchRomford, United KingdomHQ recorded Oct 19, 2026201-500200 contacts →

Exact match

“OpenView Security Solutions is the UK’S largest privately owned independent security company and provides unique, innovative and technologically excellent solutions to meet…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchHaslingden, United KingdomHQ recorded Oct 19, 2026201-500183 contacts →

Exact match

“Looking after the things people care about, wherever they are’.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchLeeds, United KingdomHQ recorded Oct 19, 202651-200173 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 · Oct 19, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 19, 202651-200163 contacts →

Exact match

“QCIC is an award-winning global engineering firm specialising in designing, building and running security systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 19, 2026201-500161 contacts →

Exact match

“For 40 years, LMG has delivered secure, resilient and proven digital infrastructure solutions across the built environment.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchBracknell, United KingdomHQ recorded Oct 19, 202651-200160 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchChalfont St Peter, United KingdomHQ recorded Oct 19, 202651-200146 contacts →

Exact match

“Frontline Security Solutions is a global electronic security integrator specialising in Access Control, CCTV, Intruder and Intercom systems that protect people, property and…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchGillingham, United KingdomHQ recorded Oct 19, 2026201-500130 contacts →

Exact match

“Senseco Systems Limited is the UK’s largest and highest accredited independent fire and security company, delivering integrated life safety and security solutions across complex…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchNottingham, United KingdomHQ recorded Oct 19, 202651-200126 contacts →

Exact match

“Global Fire and Security Systems are market leaders in providing quality product solutions to services through the Fire and Security market place nationwide.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchWatford, United KingdomHQ recorded Oct 19, 202651-200122 contacts →

Exact match

“TSP has a reputation for providing enterprise security solutions, as well as excellent system integration standards and exceptional aftercare support, since its founding in 1988.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchWest Midlands, United KingdomHQ recorded Oct 19, 2026201-500118 contacts →

Exact match

“Having a 34 year old presence in the security & surveillance industry, Vantage has seen the industry being conceived and mature over time and have been at the forefront of every…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchInverness, United KingdomHQ recorded Oct 19, 2026201-500117 contacts →

Exact match

“Premier quality workmanship and personal attention are characteristics of G&A Barnie.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchOxfordshire, United KingdomHQ recorded Oct 19, 202651-200114 contacts →

Exact match

“Our mission is to excel in the design, installation and maintenance of the electro-technical systems that connect to create fit for purpose building environments.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchRoyal Leamington Spa, United KingdomHQ recorded Oct 19, 2026201-500103 contacts →

Exact match

“Optilan is a leading independent security and communications systems integrator worldwide.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchWest Yorkshire, United KingdomHQ recorded Oct 19, 202651-200101 contacts →

Exact match

“Videcon is a leading trade-only distributor of CCTV, Fire, Intruder & Access Control products to the UK security market.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchMansfield, United KingdomHQ recorded Oct 19, 202651-20099 contacts →

Exact match

“Better protect your people, places and spaces.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchCardiff, United KingdomHQ recorded Oct 19, 202651-20096 contacts →

Exact match

“Formed in 2003 DVS has quickly established itself as one of Europe’s most successful multi-brand distributors of electronic surveillance and Fire products and Europe's Largest…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchChertsey, United KingdomHQ recorded Oct 19, 2026201-50086 contacts →

Exact match

“Scutum Fire & Security Ltd.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchWhiteley, United KingdomHQ recorded Oct 19, 2026501-1,00085 contacts →

Exact match

“Croma Security Solutions Group (CSSG) began in 1970 as a family-run business in Shirley, Southampton, known as County Locksmiths.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 2,084 industrial security system suppliers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 8,646 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial security system suppliers based in the United Kingdom at a glance

As of Oct 19, 2026
36.4%Verified-email coverage
11.4Average contacts per company
1-10Median size (employees)
10.1%Largest-city concentration · London
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
1,184
11-50
681
51-200
157
201-500
23
501-1,000
7
1,001-5,000
4
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 2,084 companies.

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.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “industrial security system suppliers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 8,646 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 October 19, 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.

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

How many industrial security system suppliers are there based in the United Kingdom?

RevenueBase identified 2,084 company matches for industrial security system suppliers associated with the United Kingdom 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?

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

Which city has the most industrial security system suppliers?

London leads with 211 company records, followed by Manchester (47) and Birmingham (31).

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 8,646 professional contacts with verified work emails tracked across these 2,084 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 19, 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.