Company lists · Data refreshed October 2026
Top 25 Telecommunication security system suppliers based in the United Kingdom
RevenueBase identified 342 company matches for telecommunication security system suppliers associated with the United Kingdom as of October 2026 and tracks 3,314 professional contacts across them, including 1,098 with verified work emails. London is the largest hub.
This list covers company matches for telecommunication 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.
The 25 largest telecommunication security system suppliers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 417 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 | |||||
| 2 | 122 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 | |||||
| 3 | 103 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 | |||||
| 4 | 75 contacts → | ||||
Exact match “Providing World-class Communication Network and Security Infrastructure Solutions Novo Technologies is dedicated to projects excellence, Novo Technologies undertakes end to end…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 60 contacts → | ||||
Exact match “AlertSystems specialise in the design, installation, service, and maintenance of commercial electronic security and fire safety systems.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 58 contacts → | ||||
Exact match “Talk Straight has been looking after the communications and network security for thousands of public and private sector organisations since 2007.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 57 contacts → | ||||
Exact match “Business: It’s all about connecting people.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 51 contacts → | ||||
Exact match “NACD Ltd has been established for over 25 years and are industry-leading UK and European specialists in manufacturing, distribution, design, installation, commissioning and…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 49 contacts → | ||||
Exact match “Dynamic CCTV has been established since 1994 and is a leading trade-only supplier to the security industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 48 contacts → | ||||
Exact match “The Thompson Group offer specialist design, installation, service and maintenance of integrated security, fire, communications, audio visual and life safety systems for…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 48 contacts → | ||||
Exact match “Electranet’s mission is to be a preferred partner to the public and private sectors, bringing competitively priced, secure and innovative solutions to the market.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 46 contacts → | ||||
Exact match “Established in Custom Intelligent Security is a technology driven ISO27001 & NSi Gold Accredited independent electronic security specialist with a proven track record of…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 45 contacts → | ||||
Exact match “Since 1987 Optyma Integrated Security Systems have been successfully delivering complex integrated security projects using the latest technology.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 44 contacts → | ||||
Exact match “We are specialist providers of professional security system solutions.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 43 contacts → | ||||
Exact match “ATEC are here to make your business safe, giving you the confidence in the security of your business so It can thrive every day, now and long into the future.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 39 contacts → | ||||
Exact match “Since 1996, ClearView has been meeting some of the world's most demanding security requirements by utilising our experience in design, manufacture, installation and service of the…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 39 contacts → | ||||
Exact match “Universal Security Systems Limited is a specialist provider of installation and maintenance services for all types of security systems including Access Control, Closed Circuit…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 18 | 34 contacts → | ||||
Exact match “CSE Crosscom is a business with significant reach throughout the United Kingdom, Australia, New Zealand and the United States of America.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 19 | 34 contacts → | ||||
Exact match “Pafi Ltd, Was formed in 1995 to design, install and maintain integrated security solutions for the commercial market.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 20 | 34 contacts → | ||||
Exact match “SECURITY EXPERTS FOR SCHOOLS, BUSINESS AND HOMES.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 21 | 32 contacts → | ||||
Exact match “2CL Communications is a premier provider of leading communication and security technology solutions.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 22 | 31 contacts → | ||||
Exact match “4MS specialise in networking, cyber-security and telecoms technical services.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 23 | 30 contacts → | ||||
Exact match “From a business perspective Nexsis Comms pretty much cover all elements that will make an office run as required.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 24 | 28 contacts → | ||||
Exact match “Founded in 1990, Cherry & White has worked with core telecommunication providers for over 30 years.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 25 | 28 contacts → | ||||
Exact match “Coral Communications is an industry leading, Link-Up accredited and NICEIC Approved Contractor and Telecommunications Service Provider.” Recorded in the RevenueBase company graph · Oct 19, 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 “telecommunication security system suppliers”. 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 342 telecommunication security system suppliers based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 1,098 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Telecommunication security system suppliers based in the United Kingdom at a glance
As of Oct 19, 2026Companies by employee count
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 342 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 “telecommunication 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 1,098 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.
Telecommunication security system suppliers by metro
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 “telecommunication security system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many telecommunication security system suppliers are there based in the United Kingdom?
RevenueBase identified 342 company matches for telecommunication 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?
Global Security tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most telecommunication security system suppliers?
London leads with 43 company records, followed by Birmingham (11) and Manchester (7).
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 1,098 professional contacts with verified work emails tracked across these 342 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.
Ready to reach these companies? Verified emails and direct dials for all 342 telecommunication security system suppliers based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Telecommunication security system suppliers by geography
- Telecommunication security system suppliers based in Sao Paulo, Brazil
- Telecommunication security system suppliers based in London, United Kingdom
- Telecommunication security system suppliers based in Argentina
- Telecommunication security system suppliers based in Australia
- Telecommunication security system suppliers based in Belgium
- Telecommunication security system suppliers based in Brazil
- Telecommunication security system suppliers based in Canada
- Telecommunication security system suppliers based in Chile
- Telecommunication security system suppliers based in Colombia
- Telecommunication security system suppliers based in Czechia
- Telecommunication security system suppliers based in France
- Telecommunication security system suppliers based in Germany
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Telecommunication security system suppliers based in Sao Paulo, Brazil
- Telecommunication security system suppliers based in London, United Kingdom
- Telecommunication security system suppliers based in Argentina
- Telecommunication security system suppliers based in Australia
- Telecommunication security system suppliers based in Belgium
- Telecommunication security system suppliers based in Brazil
Company intelligence · public preview
Top 25 telecommunication security system suppliers based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 342 matching company records for telecommunication security system suppliers based in the United Kingdom, with 3,314 tracked contacts and 1,098 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecommunication security system suppliers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Global Securitycctv-alarms.co.ukHQ: Blackburn, United KingdomReported employees: Not recorded | Blackburn, United Kingdom | Not recorded | Exact match | 417 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Total Security Protection LTDtsp.co.ukHQ: Watford, United KingdomReported employees: 51-200 | Watford, United Kingdom | 51-200 | Exact match | 122 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Optilanoptilan.comHQ: Royal Leamington Spa, United KingdomReported employees: 201-500 | Royal Leamington Spa, United Kingdom | 201-500 | Exact match | 103 contacts → |
“Optilan is a leading independent security and communications systems integrator worldwide.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Novo Technologies Limitednovo-tech.co.ukHQ: Irvine, United KingdomReported employees: 51-200 | Irvine, United Kingdom | 51-200 | Exact match | 75 contacts → |
“Providing World-class Communication Network and Security Infrastructure Solutions Novo Technologies is dedicated to projects excellence, Novo Technologies undertakes end to end…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Alertsystems LTDalertsystems.co.ukHQ: Trowbridge, United KingdomReported employees: 51-200 | Trowbridge, United Kingdom | 51-200 | Exact match | 60 contacts → |
“AlertSystems specialise in the design, installation, service, and maintenance of commercial electronic security and fire safety systems.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Talk Straight Grouptalk-straight.comHQ: Ilkley, United KingdomReported employees: 11-50 | Ilkley, United Kingdom | 11-50 | Exact match | 58 contacts → |
“Talk Straight has been looking after the communications and network security for thousands of public and private sector organisations since 2007.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Abzorbabzorb.co.ukHQ: Brighouse, United KingdomReported employees: 51-200 | Brighouse, United Kingdom | 51-200 | Exact match | 57 contacts → |
“Business: It’s all about connecting people.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Nacd LTDnacd.co.ukHQ: Hemel Hempstead, United KingdomReported employees: 51-200 | Hemel Hempstead, United Kingdom | 51-200 | Exact match | 51 contacts → |
“NACD Ltd has been established for over 25 years and are industry-leading UK and European specialists in manufacturing, distribution, design, installation, commissioning and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Dynamic Cctvdynamic-cctv.comHQ: Middlesbrough, United KingdomReported employees: 51-200 | Middlesbrough, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Dynamic CCTV has been established since 1994 and is a leading trade-only supplier to the security industry.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Thompson Groupthompsonavc.co.ukHQ: Wolverhampton, United KingdomReported employees: 51-200 | Wolverhampton, United Kingdom | 51-200 | Exact match | 48 contacts → |
“The Thompson Group offer specialist design, installation, service and maintenance of integrated security, fire, communications, audio visual and life safety systems for…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Electranet UK Limitedelectranetuk.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 48 contacts → |
“Electranet’s mission is to be a preferred partner to the public and private sectors, bringing competitively priced, secure and innovative solutions to the market.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Custom Intelligent Securitycustomsecurity.tvHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 46 contacts → |
“Established in Custom Intelligent Security is a technology driven ISO27001 & NSi Gold Accredited independent electronic security specialist with a proven track record of…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Optyma Security Systems LTDoptyma.co.ukHQ: Bexleyheath, United KingdomReported employees: 51-200 | Bexleyheath, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Since 1987 Optyma Integrated Security Systems have been successfully delivering complex integrated security projects using the latest technology.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Knight Security & Fire Limitedknightsecurityandfire.co.uk HQ: Byfleet, United KingdomReported employees: Not recorded | Byfleet, United Kingdom | Not recorded | Exact match | 44 contacts → |
“We are specialist providers of professional security system solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Atec Securityatec-security.co.ukHQ: Wolverhampton, United KingdomReported employees: 51-200 | Wolverhampton, United Kingdom | 51-200 | Exact match | 43 contacts → |
“ATEC are here to make your business safe, giving you the confidence in the security of your business so It can thrive every day, now and long into the future.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Clearview Communicationsclearview-communications.comHQ: Chelmsford, United KingdomReported employees: 51-200 | Chelmsford, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Since 1996, ClearView has been meeting some of the world's most demanding security requirements by utilising our experience in design, manufacture, installation and service of the…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Universal Security Systems LTDconvergint.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Universal Security Systems Limited is a specialist provider of installation and maintenance services for all types of security systems including Access Control, Closed Circuit…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | CSE Crosscom UKcsecrosscom.co.uk HQ: Caterham, United KingdomReported employees: 11-50 | Caterham, United Kingdom | 11-50 | Exact match | 34 contacts → |
“CSE Crosscom is a business with significant reach throughout the United Kingdom, Australia, New Zealand and the United States of America.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Pafi LTDpafi.co.ukHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 34 contacts → |
“Pafi Ltd, Was formed in 1995 to design, install and maintain integrated security solutions for the commercial market.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Safeguard Secure Solutions LTDsafeguardsecuresolutions.co.uk HQ: Bicester, United KingdomReported employees: Not recorded | Bicester, United Kingdom | Not recorded | Exact match | 34 contacts → |
“SECURITY EXPERTS FOR SCHOOLS, BUSINESS AND HOMES.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  2cl2cl.co.ukHQ: Eastleigh, United KingdomReported employees: 11-50 | Eastleigh, United Kingdom | 11-50 | Exact match | 32 contacts → |
“2CL Communications is a premier provider of leading communication and security technology solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  4ms Network Solutions4ms.co.ukHQ: Aberdeen, United KingdomReported employees: 51-200 | Aberdeen, United Kingdom | 51-200 | Exact match | 31 contacts → |
“4MS specialise in networking, cyber-security and telecoms technical services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Nexsis Comms LTDnexsiscomms.com HQ: Derby, United KingdomReported employees: 11-50 | Derby, United Kingdom | 11-50 | Exact match | 30 contacts → |
“From a business perspective Nexsis Comms pretty much cover all elements that will make an office run as required.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Cherry & Whitecherry-white.co.ukHQ: Quedgeley, United KingdomReported employees: 11-50 | Quedgeley, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Founded in 1990, Cherry & White has worked with core telecommunication providers for over 30 years.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Coral Communications LTDcoralcomms.comHQ: Essex, United KingdomReported employees: 51-200 | Essex, United Kingdom | 51-200 | Exact match | 28 contacts → |
“Coral Communications is an industry leading, Link-Up accredited and NICEIC Approved Contractor and Telecommunications Service Provider.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 342 company matches
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Telecommunication security system suppliers: dataset insights
October 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
339 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 342 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecommunication security system suppliers by metro
Questions about this company list
What does Exact match mean for telecommunication security system suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunication security system suppliers did RevenueBase find based in the United Kingdom?
The saved snapshot records 342 matching company records, 3,314 tracked contacts and 1,098 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Telecommunication security system suppliers by geography
- Telecommunication security system suppliers based in Sao Paulo, Brazil
- Telecommunication security system suppliers based in London, United Kingdom
- Telecommunication security system suppliers based in Argentina
- Telecommunication security system suppliers based in Australia
- Telecommunication security system suppliers based in Belgium
- Telecommunication security system suppliers based in Brazil
- Telecommunication security system suppliers based in Canada
- Telecommunication security system suppliers based in Chile
- Telecommunication security system suppliers based in Colombia
- Telecommunication security system suppliers based in Czechia
- Telecommunication security system suppliers based in France
- Telecommunication security system suppliers based in Germany
Cite this list
RevenueBase Data Team. Top 25 telecommunication security system suppliers based in the United Kingdom. Snapshot: October 19, 2026. https://revenuebase.ai/companies/telecommunication-security-system-suppliers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Telecommunication security system suppliers based in Sao Paulo, Brazil
- Telecommunication security system suppliers based in London, United Kingdom
- Telecommunication security system suppliers based in Argentina
- Telecommunication security system suppliers based in Australia
- Telecommunication security system suppliers based in Belgium
- Telecommunication security system suppliers based in Brazil
Company intelligence · public preview
Top 25 telecommunication security system suppliers based in the United Kingdom
RevenueBase records 342 matching company records for telecommunication security system suppliers based in the United Kingdom, with 3,314 tracked contacts and 1,098 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecommunication security system suppliers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Global Securitycctv-alarms.co.uk HQ: Blackburn, United KingdomReported employees: Not recorded | Blackburn, United Kingdom | Not recorded | Exact match | 417 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Total Security Protection LTDtsp.co.uk HQ: Watford, United KingdomReported employees: 51-200 | Watford, United Kingdom | 51-200 | Exact match | 122 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Optilanoptilan.com HQ: Royal Leamington Spa, United KingdomReported employees: 201-500 | Royal Leamington Spa, United Kingdom | 201-500 | Exact match | 103 contacts → |
“Optilan is a leading independent security and communications systems integrator worldwide.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Novo Technologies Limitednovo-tech.co.uk HQ: Irvine, United KingdomReported employees: 51-200 | Irvine, United Kingdom | 51-200 | Exact match | 75 contacts → |
“Providing World-class Communication Network and Security Infrastructure Solutions Novo Technologies is dedicated to projects excellence, Novo Technologies undertakes end to end…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Alertsystems LTDalertsystems.co.uk HQ: Trowbridge, United KingdomReported employees: 51-200 | Trowbridge, United Kingdom | 51-200 | Exact match | 60 contacts → |
“AlertSystems specialise in the design, installation, service, and maintenance of commercial electronic security and fire safety systems.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Talk Straight Grouptalk-straight.com HQ: Ilkley, United KingdomReported employees: 11-50 | Ilkley, United Kingdom | 11-50 | Exact match | 58 contacts → |
“Talk Straight has been looking after the communications and network security for thousands of public and private sector organisations since 2007.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Abzorbabzorb.co.uk HQ: Brighouse, United KingdomReported employees: 51-200 | Brighouse, United Kingdom | 51-200 | Exact match | 57 contacts → |
“Business: It’s all about connecting people.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Nacd LTDnacd.co.uk HQ: Hemel Hempstead, United KingdomReported employees: 51-200 | Hemel Hempstead, United Kingdom | 51-200 | Exact match | 51 contacts → |
“NACD Ltd has been established for over 25 years and are industry-leading UK and European specialists in manufacturing, distribution, design, installation, commissioning and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Dynamic Cctvdynamic-cctv.com HQ: Middlesbrough, United KingdomReported employees: 51-200 | Middlesbrough, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Dynamic CCTV has been established since 1994 and is a leading trade-only supplier to the security industry.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Thompson Groupthompsonavc.co.uk HQ: Wolverhampton, United KingdomReported employees: 51-200 | Wolverhampton, United Kingdom | 51-200 | Exact match | 48 contacts → |
“The Thompson Group offer specialist design, installation, service and maintenance of integrated security, fire, communications, audio visual and life safety systems for…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Electranet UK Limitedelectranetuk.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 48 contacts → |
“Electranet’s mission is to be a preferred partner to the public and private sectors, bringing competitively priced, secure and innovative solutions to the market.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Custom Intelligent Securitycustomsecurity.tv HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 46 contacts → |
“Established in Custom Intelligent Security is a technology driven ISO27001 & NSi Gold Accredited independent electronic security specialist with a proven track record of…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Optyma Security Systems LTDoptyma.co.uk HQ: Bexleyheath, United KingdomReported employees: 51-200 | Bexleyheath, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Since 1987 Optyma Integrated Security Systems have been successfully delivering complex integrated security projects using the latest technology.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Knight Security & Fire Limitedknightsecurityandfire.co.uk HQ: Byfleet, United KingdomReported employees: Not recorded | Byfleet, United Kingdom | Not recorded | Exact match | 44 contacts → |
“We are specialist providers of professional security system solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Atec Securityatec-security.co.uk HQ: Wolverhampton, United KingdomReported employees: 51-200 | Wolverhampton, United Kingdom | 51-200 | Exact match | 43 contacts → |
“ATEC are here to make your business safe, giving you the confidence in the security of your business so It can thrive every day, now and long into the future.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Clearview Communicationsclearview-communications.com HQ: Chelmsford, United KingdomReported employees: 51-200 | Chelmsford, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Since 1996, ClearView has been meeting some of the world's most demanding security requirements by utilising our experience in design, manufacture, installation and service of the…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Universal Security Systems LTDconvergint.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Universal Security Systems Limited is a specialist provider of installation and maintenance services for all types of security systems including Access Control, Closed Circuit…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | CSE Crosscom UKcsecrosscom.co.uk HQ: Caterham, United KingdomReported employees: 11-50 | Caterham, United Kingdom | 11-50 | Exact match | 34 contacts → |
“CSE Crosscom is a business with significant reach throughout the United Kingdom, Australia, New Zealand and the United States of America.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pafi LTDpafi.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 34 contacts → |
“Pafi Ltd, Was formed in 1995 to design, install and maintain integrated security solutions for the commercial market.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Safeguard Secure Solutions LTDsafeguardsecuresolutions.co.uk HQ: Bicester, United KingdomReported employees: Not recorded | Bicester, United Kingdom | Not recorded | Exact match | 34 contacts → |
“SECURITY EXPERTS FOR SCHOOLS, BUSINESS AND HOMES.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | 2cl2cl.co.uk HQ: Eastleigh, United KingdomReported employees: 11-50 | Eastleigh, United Kingdom | 11-50 | Exact match | 32 contacts → |
“2CL Communications is a premier provider of leading communication and security technology solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | 4ms Network Solutions4ms.co.uk HQ: Aberdeen, United KingdomReported employees: 51-200 | Aberdeen, United Kingdom | 51-200 | Exact match | 31 contacts → |
“4MS specialise in networking, cyber-security and telecoms technical services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Nexsis Comms LTDnexsiscomms.com HQ: Derby, United KingdomReported employees: 11-50 | Derby, United Kingdom | 11-50 | Exact match | 30 contacts → |
“From a business perspective Nexsis Comms pretty much cover all elements that will make an office run as required.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Cherry & Whitecherry-white.co.uk HQ: Quedgeley, United KingdomReported employees: 11-50 | Quedgeley, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Founded in 1990, Cherry & White has worked with core telecommunication providers for over 30 years.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Coral Communications LTDcoralcomms.com HQ: Essex, United KingdomReported employees: 51-200 | Essex, United Kingdom | 51-200 | Exact match | 28 contacts → |
“Coral Communications is an industry leading, Link-Up accredited and NICEIC Approved Contractor and Telecommunications Service Provider.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 342 company matches
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Telecommunication security system suppliers: dataset insights
October 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
339 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 342 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecommunication security system suppliers by metro
Questions about this company list
What does Exact match mean for telecommunication security system suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunication security system suppliers did RevenueBase find based in the United Kingdom?
The saved snapshot records 342 matching company records, 3,314 tracked contacts and 1,098 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Telecommunication security system suppliers by geography
- Telecommunication security system suppliers based in Sao Paulo, Brazil
- Telecommunication security system suppliers based in London, United Kingdom
- Telecommunication security system suppliers based in Argentina
- Telecommunication security system suppliers based in Australia
- Telecommunication security system suppliers based in Belgium
- Telecommunication security system suppliers based in Brazil
- Telecommunication security system suppliers based in Canada
- Telecommunication security system suppliers based in Chile
- Telecommunication security system suppliers based in Colombia
- Telecommunication security system suppliers based in Czechia
- Telecommunication security system suppliers based in France
- Telecommunication security system suppliers based in Germany
Cite this list
RevenueBase Data Team. Top 25 telecommunication security system suppliers based in the United Kingdom. Snapshot: October 19, 2026. https://revenuebase.ai/companies/telecommunication-security-system-suppliers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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