Company lists · Data refreshed September 2026
Top 25 Avionics security companies based in the United Kingdom
RevenueBase identified 79 company matches for avionics security companies associated with the United Kingdom as of September 2026 and tracks 2,576 professional contacts across them, including 904 with verified work emails. London is the largest hub.
This list covers company matches for avionics security companies 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 September 27, 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 avionics security companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 679 contacts → | ||||
Exact match “At Roke, we stand at the forefront of defence and security, delivering cutting-edge intelligence and engineering solutions that protect nations, troops, borders, and businesses.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 2 | 640 contacts → | ||||
Exact match “MASS, part of the Cohort plc group, helps you realise the value of your data.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 3 | 77 contacts → | ||||
Exact match “At OSL, our mission is to deliver adaptive security solutions that protect high-value, risk-prone areas by integrating innovative technologies designed to manage both aerial and…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 4 | 75 contacts → | ||||
Exact match “SQEP provides security-cleared experts across defence, aerospace and critical infrastructure.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 5 | 51 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 · Sep 27, 2026 · View company records in RevenueBase | |||||
| 6 | 27 contacts → | ||||
Exact match “With a reputation for outstanding service and access to the very latest products in the marketplace, Mercury Systems offers all aspects of electronic security, fire and AV systems.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 7 | 23 contacts → | ||||
Exact match “4Secure is a trusted provider of software defined, cross-network/cross-domain cybersecurity solutions for commercial, government and defence.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 8 | 23 contacts → | ||||
Exact match “MarineGuard is recognised as the industry leader for the integration of leading edge technology-based superyacht security.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 9 | 19 contacts → | ||||
Exact match “LiveLink Aerospace is a privately owned British company located just outside the historic port city of Portsmouth on the picturesque south coast of the United Kingdom.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 10 | 16 contacts → | ||||
Exact match “Webeye Limited, alongside Webeye Corp in the USA, is a leading provider of advanced security solutions for the professional security industry.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 11 | 15 contacts → | ||||
Exact match “Electronic Security Systems Design, Installation and Maintenance Provider.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “Vizgard is a multi-award-winning SME building a safer future by automating real-time Security and Defence optical systems that traditionally require repetitive or prolonged…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “The safety and security of aircraft passengers and crew through the application of video technologies is at the heart of everything we do.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “Sword Services was founded in 1990 by Lawrence Sword and has established itself as a major player in the field of industrial electronic security solutions and gained a reputation…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “HDI Systems Ltd specialize in the supply, installation, commission, integration and maintenance of Security Systems, focusing predominantly on Video Surveillance and Access…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 16 | 8 contacts → | ||||
Exact match “Audiotel International is recognised as a market leader in the design, development and manufacture of high quality and reliable security products.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Our Counter-Terrorist Security Systems provide Military, Police, and Security with the best solutions from our own collections, as well as through a range of suppliers.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 18 | 7 contacts → | ||||
Exact match “Scott Total Security Ltd, a dynamic and innovative Security Company providing Government and Commercial CCTV, Intruder and Access Control.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “AI Assurance for Autonomous Systems” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 20 | 6 contacts → | ||||
Exact match “Tactile Technology is a leading provider of comprehensive physical and cyber security services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 21 | 5 contacts → | ||||
Exact match “Providing autonomous surveillance systems for industrial companies, and national security entities.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “Providing Marine & Land based specialist security systems for more than 30 years.@ Halo Group | Marine Security Expert - Anti Drone - Hack Take Control - Laser Defence Systems” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “Synectics Security is a specialist provider of integrated security solutions for diverse, demanding applications.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “Ultra Horizon Ltd is a cyber security company comprised of computer scientists who design bespoke security solutions for the maritime and defence sector.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 25 | 3 contacts → | ||||
Exact match “Established 17 years ago i2 Security Limited is a highly reputatable electronic security integrator and installer of intruder alarms, access control, cctv and fire systems.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “avionics security companies”. 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 79 avionics security companies based in the United Kingdom
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Avionics security companies based in the United Kingdom at a glance
As of Sep 27, 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 79 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 “avionics security 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. 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 904 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
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 “avionics security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many avionics security companies are there based in the United Kingdom?
RevenueBase identified 79 company matches for avionics security companies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
ROKE tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most avionics security companies?
London leads with 21 company records, followed by Manchester (3) and Wolverhampton (3).
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 904 professional contacts with verified work emails tracked across these 79 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 79 avionics security companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Avionics security companies by geography
- Avionics security companies based in Australia
- Avionics security companies based in Brazil
- Avionics security companies based in Canada
- Avionics security companies based in France
- Avionics security companies based in Germany
- Avionics security companies based in India
- Avionics security companies based in Israel
- Avionics security companies based in Italy
- Avionics security companies based in Türkiye
- Avionics security companies based in the United States
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
- Avionics security companies based in Australia
- Avionics security companies based in Brazil
- Avionics security companies based in Canada
- Avionics security companies based in France
- Avionics security companies based in Germany
- Avionics security companies based in India
Company intelligence · public preview
Top 25 avionics security companies 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 79 matching company records for avionics security companies based in the United Kingdom, with 2,576 tracked contacts and 904 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: September 27, 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 avionics security companies 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 |  ROKEroke.co.ukHQ: Romsey, United KingdomReported employees: 1,001-5,000 | Romsey, United Kingdom | 1,001-5,000 | Exact match | 679 contacts → |
“At Roke, we stand at the forefront of defence and security, delivering cutting-edge intelligence and engineering solutions that protect nations, troops, borders, and businesses.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  MASSmass.co.ukHQ: St Neots, United KingdomReported employees: 201-500 | St Neots, United Kingdom | 201-500 | Exact match | 640 contacts → |
“MASS, part of the Cohort plc group, helps you realise the value of your data.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  OSL Technologyosltechnology.comHQ: Reading, United KingdomReported employees: 51-200 | Reading, United Kingdom | 51-200 | Exact match | 77 contacts → |
“At OSL, our mission is to deliver adaptive security solutions that protect high-value, risk-prone areas by integrating innovative technologies designed to manage both aerial and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Sqep LTDsqep.comHQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 75 contacts → |
“SQEP provides security-cleared experts across defence, aerospace and critical infrastructure.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Custom Intelligent Securitycustomsecurity.tvHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 51 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 · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Mercury Systemsmercurysystems.co.uk HQ: Welwyn Garden City, United KingdomReported employees: 11-50 | Welwyn Garden City, United Kingdom | 11-50 | Exact match | 27 contacts → |
“With a reputation for outstanding service and access to the very latest products in the marketplace, Mercury Systems offers all aspects of electronic security, fire and AV systems.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  4secure LTD4-secure.comHQ: Northampton, United KingdomReported employees: 11-50 | Northampton, United Kingdom | 11-50 | Exact match | 23 contacts → |
“4Secure is a trusted provider of software defined, cross-network/cross-domain cybersecurity solutions for commercial, government and defence.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Marineguard Systems Limitedmarineguard.comHQ: Southampton, United KingdomReported employees: 11-50 | Southampton, United Kingdom | 11-50 | Exact match | 23 contacts → |
“MarineGuard is recognised as the industry leader for the integration of leading edge technology-based superyacht security.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Livelink Aerospace LTDlivelinkaerospace.comHQ: Lavant, United KingdomReported employees: 51-200 | Lavant, United Kingdom | 51-200 | Exact match | 19 contacts → |
“LiveLink Aerospace is a privately owned British company located just outside the historic port city of Portsmouth on the picturesque south coast of the United Kingdom.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Webeye Limitedwebeyecms.comHQ: Mansfield, United KingdomReported employees: 11-50 | Mansfield, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Webeye Limited, alongside Webeye Corp in the USA, is a leading provider of advanced security solutions for the professional security industry.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | First City Carefirstcitycare.co.uk HQ: Welwyn Garden City, United KingdomReported employees: 51-200 | Welwyn Garden City, United Kingdom | 51-200 | Exact match | 15 contacts → |
“Electronic Security Systems Design, Installation and Maintenance Provider.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Vizgardvizgard.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Vizgard is a multi-award-winning SME building a safer future by automating real-time Security and Defence optical systems that traditionally require repetitive or prolonged…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  AD Aerospace Limitedad-aero.comHQ: Hazel Grove, United KingdomReported employees: 11-50 | Hazel Grove, United Kingdom | 11-50 | Exact match | 13 contacts → |
“The safety and security of aircraft passengers and crew through the application of video technologies is at the heart of everything we do.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Sword Services LTDswordservices.comHQ: Egham, United KingdomReported employees: 11-50 | Egham, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Sword Services was founded in 1990 by Lawrence Sword and has established itself as a major player in the field of industrial electronic security solutions and gained a reputation…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  HDI Systems Limitedhdisystems.comHQ: Sutton, United KingdomReported employees: 11-50 | Sutton, United Kingdom | 11-50 | Exact match | 9 contacts → |
“HDI Systems Ltd specialize in the supply, installation, commission, integration and maintenance of Security Systems, focusing predominantly on Video Surveillance and Access…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Audiotel International LTDaudiotel-international.com HQ: Corby, United KingdomReported employees: 11-50 | Corby, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Audiotel International is recognised as a market leader in the design, development and manufacture of high quality and reliable security products.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Conjayconjay.comHQ: Monmouth, United KingdomReported employees: 1-10 | Monmouth, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Our Counter-Terrorist Security Systems provide Military, Police, and Security with the best solutions from our own collections, as well as through a range of suppliers.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Scott Total Security Limitedscott-totalsecurity.co.ukHQ: Stonehouse, United KingdomReported employees: 11-50 | Stonehouse, United Kingdom | 11-50 | Exact match | 7 contacts → |
“Scott Total Security Ltd, a dynamic and innovative Security Company providing Government and Commercial CCTV, Intruder and Access Control.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Cybpasscybpass.comHQ: Sheffield, United KingdomReported employees: 1-10 | Sheffield, United Kingdom | 1-10 | Exact match | 6 contacts → |
“AI Assurance for Autonomous Systems” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Tactile Technologytactiletechnology.comHQ: Birmingham, United KingdomReported employees: 1-10 | Birmingham, United Kingdom | 1-10 | Exact match | 6 contacts → |
“Tactile Technology is a leading provider of comprehensive physical and cyber security services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Sorair Technologiessorair.co.ukHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Providing autonomous surveillance systems for industrial companies, and national security entities.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Halo Group Security Limitedhalogroupsecurity.comHQ: Farnham, United KingdomReported employees: 51-200 | Farnham, United Kingdom | 51-200 | Exact match | 4 contacts → |
“Providing Marine & Land based specialist security systems for more than 30 years.@ Halo Group | Marine Security Expert - Anti Drone - Hack Take Control - Laser Defence Systems” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Synectics Securitysynectics-security.co.uk HQ: Nottingham, United KingdomReported employees: 51-200 | Nottingham, United Kingdom | 51-200 | Exact match | 4 contacts → |
“Synectics Security is a specialist provider of integrated security solutions for diverse, demanding applications.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Ultra Horizonultra-horizon.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Ultra Horizon Ltd is a cyber security company comprised of computer scientists who design bespoke security solutions for the maritime and defence sector.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | I2 Security & Fire Protectioni2security.co.uk HQ: Witney, United KingdomReported employees: 11-50 | Witney, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Established 17 years ago i2 Security Limited is a highly reputatable electronic security integrator and installer of intruder alarms, access control, cctv and fire systems.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 79 company matches
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Avionics security companies: dataset insights
September 27, 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
79 records in the displayed employee bands.
0 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 79 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: September 27, 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 ↗
Questions about this company list
What does Exact match mean for avionics security companies?
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 avionics security companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 79 matching company records, 2,576 tracked contacts and 904 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: September 27, 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
Avionics security companies by geography
- Avionics security companies based in Australia
- Avionics security companies based in Brazil
- Avionics security companies based in Canada
- Avionics security companies based in France
- Avionics security companies based in Germany
- Avionics security companies based in India
- Avionics security companies based in Israel
- Avionics security companies based in Italy
- Avionics security companies based in Türkiye
- Avionics security companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 avionics security companies based in the United Kingdom. Snapshot: September 27, 2026. https://revenuebase.ai/companies/avionics-security-companies/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
- Avionics security companies based in Australia
- Avionics security companies based in Brazil
- Avionics security companies based in Canada
- Avionics security companies based in France
- Avionics security companies based in Germany
- Avionics security companies based in India
Company intelligence · public preview
Top 25 avionics security companies based in the United Kingdom
RevenueBase records 79 matching company records for avionics security companies based in the United Kingdom, with 2,576 tracked contacts and 904 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: September 27, 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 avionics security companies 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 | ROKEroke.co.uk HQ: Romsey, United KingdomReported employees: 1,001-5,000 | Romsey, United Kingdom | 1,001-5,000 | Exact match | 679 contacts → |
“At Roke, we stand at the forefront of defence and security, delivering cutting-edge intelligence and engineering solutions that protect nations, troops, borders, and businesses.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | MASSmass.co.uk HQ: St Neots, United KingdomReported employees: 201-500 | St Neots, United Kingdom | 201-500 | Exact match | 640 contacts → |
“MASS, part of the Cohort plc group, helps you realise the value of your data.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | OSL Technologyosltechnology.com HQ: Reading, United KingdomReported employees: 51-200 | Reading, United Kingdom | 51-200 | Exact match | 77 contacts → |
“At OSL, our mission is to deliver adaptive security solutions that protect high-value, risk-prone areas by integrating innovative technologies designed to manage both aerial and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Sqep LTDsqep.com HQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 75 contacts → |
“SQEP provides security-cleared experts across defence, aerospace and critical infrastructure.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Custom Intelligent Securitycustomsecurity.tv HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 51 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 · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Mercury Systemsmercurysystems.co.uk HQ: Welwyn Garden City, United KingdomReported employees: 11-50 | Welwyn Garden City, United Kingdom | 11-50 | Exact match | 27 contacts → |
“With a reputation for outstanding service and access to the very latest products in the marketplace, Mercury Systems offers all aspects of electronic security, fire and AV systems.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 4secure LTD4-secure.com HQ: Northampton, United KingdomReported employees: 11-50 | Northampton, United Kingdom | 11-50 | Exact match | 23 contacts → |
“4Secure is a trusted provider of software defined, cross-network/cross-domain cybersecurity solutions for commercial, government and defence.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Marineguard Systems Limitedmarineguard.com HQ: Southampton, United KingdomReported employees: 11-50 | Southampton, United Kingdom | 11-50 | Exact match | 23 contacts → |
“MarineGuard is recognised as the industry leader for the integration of leading edge technology-based superyacht security.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Livelink Aerospace LTDlivelinkaerospace.com HQ: Lavant, United KingdomReported employees: 51-200 | Lavant, United Kingdom | 51-200 | Exact match | 19 contacts → |
“LiveLink Aerospace is a privately owned British company located just outside the historic port city of Portsmouth on the picturesque south coast of the United Kingdom.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Webeye Limitedwebeyecms.com HQ: Mansfield, United KingdomReported employees: 11-50 | Mansfield, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Webeye Limited, alongside Webeye Corp in the USA, is a leading provider of advanced security solutions for the professional security industry.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | First City Carefirstcitycare.co.uk HQ: Welwyn Garden City, United KingdomReported employees: 51-200 | Welwyn Garden City, United Kingdom | 51-200 | Exact match | 15 contacts → |
“Electronic Security Systems Design, Installation and Maintenance Provider.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Vizgardvizgard.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Vizgard is a multi-award-winning SME building a safer future by automating real-time Security and Defence optical systems that traditionally require repetitive or prolonged…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | AD Aerospace Limitedad-aero.com HQ: Hazel Grove, United KingdomReported employees: 11-50 | Hazel Grove, United Kingdom | 11-50 | Exact match | 13 contacts → |
“The safety and security of aircraft passengers and crew through the application of video technologies is at the heart of everything we do.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Sword Services LTDswordservices.com HQ: Egham, United KingdomReported employees: 11-50 | Egham, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Sword Services was founded in 1990 by Lawrence Sword and has established itself as a major player in the field of industrial electronic security solutions and gained a reputation…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HDI Systems Limitedhdisystems.com HQ: Sutton, United KingdomReported employees: 11-50 | Sutton, United Kingdom | 11-50 | Exact match | 9 contacts → |
“HDI Systems Ltd specialize in the supply, installation, commission, integration and maintenance of Security Systems, focusing predominantly on Video Surveillance and Access…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Audiotel International LTDaudiotel-international.com HQ: Corby, United KingdomReported employees: 11-50 | Corby, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Audiotel International is recognised as a market leader in the design, development and manufacture of high quality and reliable security products.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Conjayconjay.com HQ: Monmouth, United KingdomReported employees: 1-10 | Monmouth, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Our Counter-Terrorist Security Systems provide Military, Police, and Security with the best solutions from our own collections, as well as through a range of suppliers.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Scott Total Security Limitedscott-totalsecurity.co.uk HQ: Stonehouse, United KingdomReported employees: 11-50 | Stonehouse, United Kingdom | 11-50 | Exact match | 7 contacts → |
“Scott Total Security Ltd, a dynamic and innovative Security Company providing Government and Commercial CCTV, Intruder and Access Control.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Cybpasscybpass.com HQ: Sheffield, United KingdomReported employees: 1-10 | Sheffield, United Kingdom | 1-10 | Exact match | 6 contacts → |
“AI Assurance for Autonomous Systems” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Tactile Technologytactiletechnology.com HQ: Birmingham, United KingdomReported employees: 1-10 | Birmingham, United Kingdom | 1-10 | Exact match | 6 contacts → |
“Tactile Technology is a leading provider of comprehensive physical and cyber security services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sorair Technologiessorair.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Providing autonomous surveillance systems for industrial companies, and national security entities.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Halo Group Security Limitedhalogroupsecurity.com HQ: Farnham, United KingdomReported employees: 51-200 | Farnham, United Kingdom | 51-200 | Exact match | 4 contacts → |
“Providing Marine & Land based specialist security systems for more than 30 years.@ Halo Group | Marine Security Expert - Anti Drone - Hack Take Control - Laser Defence Systems” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Synectics Securitysynectics-security.co.uk HQ: Nottingham, United KingdomReported employees: 51-200 | Nottingham, United Kingdom | 51-200 | Exact match | 4 contacts → |
“Synectics Security is a specialist provider of integrated security solutions for diverse, demanding applications.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ultra Horizonultra-horizon.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Ultra Horizon Ltd is a cyber security company comprised of computer scientists who design bespoke security solutions for the maritime and defence sector.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | I2 Security & Fire Protectioni2security.co.uk HQ: Witney, United KingdomReported employees: 11-50 | Witney, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Established 17 years ago i2 Security Limited is a highly reputatable electronic security integrator and installer of intruder alarms, access control, cctv and fire systems.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 79 company matches
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Avionics security companies: dataset insights
September 27, 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
79 records in the displayed employee bands.
0 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 79 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: September 27, 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 ↗
Questions about this company list
What does Exact match mean for avionics security companies?
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 avionics security companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 79 matching company records, 2,576 tracked contacts and 904 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: September 27, 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
Avionics security companies by geography
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- Avionics security companies based in France
- Avionics security companies based in Germany
- Avionics security companies based in India
- Avionics security companies based in Israel
- Avionics security companies based in Italy
- Avionics security companies based in Türkiye
- Avionics security companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 avionics security companies based in the United Kingdom. Snapshot: September 27, 2026. https://revenuebase.ai/companies/avionics-security-companies/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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