Company lists · Data refreshed September 2026
Top 25 Endpoint security companies based in the United Kingdom
RevenueBase identified 68 company matches for endpoint security companies associated with the United Kingdom as of September 2026 and tracks 5,923 professional contacts across them, including 3,139 with verified work emails and 988 with mobile numbers. London is the largest hub.
This list covers company matches for endpoint 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 2, 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 endpoint security companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,963 contacts → | ||||
Exact match “Sophos is a cybersecurity leader defending organizations globally with an AI-driven platform and expert-led services.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 2 | 292 contacts → | ||||
Exact match “At Quorum Cyber, we're on a mission to help good people win.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 3 | 69 contacts → | ||||
Exact match “With a heritage of creating National Cyber Security Centre certified products, Becrypt, a Leonardo company, is a trusted provider of endpoint cybersecurity software solutions.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 4 | 66 contacts → | ||||
Exact match “We help businesses and individuals stay protected in an increasingly complex digital world.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 5 | 59 contacts → | ||||
Exact match “Garrison is a London-based cybersecurity company founded in 2014 by David Garfield (CEO) and Henry Harrison (Chief Scientist).” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 6 | 57 contacts → | ||||
Exact match “SentinelOne, an autonomous cybersecurity platform company, has completed the acquisition of Attivo Networks.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 7 | 54 contacts → | ||||
Exact match “Cloudmark was acquired by Proofpoint.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 8 | 37 contacts → | ||||
Exact match “Syxsense is the leading provider of innovative, intuitive technology that sees all and knows everything about every endpoint, in every location, everywhere inside and outside the…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 9 | 26 contacts → | ||||
Exact match “The business landscape is fundamentally changing – the way and location of work has been transformed.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 10 | 25 contacts → | ||||
Exact match “Defense Beyond Detection – Securing Employee And Third-Party Workspaces.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 11 | 25 contacts → | ||||
Exact match “Critical Endpoint Security | Unified Endpoint Management | Business Continuity Assessment Services | Resource Support and Consultancy | Powered by Tanium | Trend Micro Partner |…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 12 | 25 contacts → | ||||
Exact match “SecurEnvoy provides a trusted and relied-upon zero trust solution to organisations worldwide.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 13 | 16 contacts → | ||||
Exact match “As of December 4, 2009, ScanSafe was acquired by Cisco Systems.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “PC POWER INTERNATIONAL LTD is a computer & network security company based in the City, London, United Kingdom.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “Corrata delivers advanced threat detection and response and data loss prevention for mobile endpoints.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “Tactile Technology is a leading provider of comprehensive physical and cyber security services.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “TerraSecure Is a bespoke security provider offering price effective solution to small, Medium and large businesses.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “SecurityZONES provides data from the leading security research organizations worldwide.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “Businesses today are faced with a multitude of IT security threats that can have a serious impact on their bottom line.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Trusted Knight protects digital business for organizations around the world.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “Born out of over 30 years' experience in IT, serving clients locally and nationwide, We help protect organisations from cyber attacks without using passwords, securing access to…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “Network Security, Endpoint security, Cloud Security, Threat Detection are some of the areas we primarily focus on in helping organisations develop their security footprint.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “DLP Assured work with enterprise customers to mitigate the threat from fraud on ecommerce systems, to mitigate the treat from insider attack and using leading edge technology to…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Fortress App gives dynamic firewall protection for Windows servers which will prevent brute force attacks slowing you down.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Sense Defence is a leading web security company powered by advanced AI, offering a suite of cutting-edge tools including an AI-driven Web Application Firewall (WAF), bot detection…” Recorded in the RevenueBase company graph · Sep 2, 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 “endpoint 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 68 endpoint security companies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 3,139 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Endpoint security companies based in the United Kingdom at a glance
As of Sep 2, 2026Companies by employee count
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 “endpoint 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 3,139 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 2, 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.
Endpoint security companies 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 “endpoint security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many endpoint security companies are there based in the United Kingdom?
RevenueBase identified 68 company matches for endpoint 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?
Sophos tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most endpoint security companies?
London leads with 27 company records, followed by Liverpool (2) and Bristol (2).
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 3,139 professional contacts with verified work emails tracked across these 68 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 2, 2026.
Ready to reach these companies? Verified emails and direct dials for all 68 endpoint security companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Endpoint security companies by geography
- Endpoint security companies based in the United States
- Endpoint security companies based in Brazil
- Endpoint security companies based in Germany
- Endpoint security companies based in Canada
- Endpoint security companies based in France
- Endpoint security companies based in Israel
- Endpoint security companies based in London, United Kingdom
- Endpoint security companies based in India
- Endpoint security companies based in the Netherlands
- Endpoint security companies based in Türkiye
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
- Endpoint security companies based in the United States
- Endpoint security companies based in Brazil
- Endpoint security companies based in Germany
- Endpoint security companies based in Canada
- Endpoint security companies based in France
- Endpoint security companies based in Israel
Company intelligence · public preview
Top 25 endpoint 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 68 matching company records for endpoint security companies based in the United Kingdom, with 5,923 tracked contacts and 3,139 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 2, 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 endpoint 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 |  Sophossophos.comHQ: HQ not recorded; location: Abingdon, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: Abingdon, United Kingdom | 5,001-10,000 | Exact match | 4,963 contacts → |
“Sophos is a cybersecurity leader defending organizations globally with an AI-driven platform and expert-led services.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Quorum Cyberquorumcyber.comHQ: HQ not recorded; location: Edinburgh, United KingdomReported employees: 201-500 | HQ not recorded; location: Edinburgh, United Kingdom | 201-500 | Exact match | 292 contacts → |
“At Quorum Cyber, we're on a mission to help good people win.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Becryptbecrypt.comHQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 69 contacts → |
“With a heritage of creating National Cyber Security Centre certified products, Becrypt, a Leonardo company, is a trusted provider of endpoint cybersecurity software solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Eset UKeset.comHQ: HQ not recorded; location: Bournemouth, United KingdomReported employees: 51-200 | HQ not recorded; location: Bournemouth, United Kingdom | 51-200 | Exact match | 66 contacts → |
“We help businesses and individuals stay protected in an increasingly complex digital world.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Garrison NOW A Part Of Everfoxgarrison.comHQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 59 contacts → |
“Garrison is a London-based cybersecurity company founded in 2014 by David Garfield (CEO) and Henry Harrison (Chief Scientist).” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Attivo Networks , A Sentinelone Companysentinelone.comHQ: HQ not recorded; location: Cambridge, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: Cambridge, United Kingdom | 1,001-5,000 | Exact match | 57 contacts → |
“SentinelOne, an autonomous cybersecurity platform company, has completed the acquisition of Attivo Networks.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cloudmarkcloudmark.comHQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 54 contacts → |
“Cloudmark was acquired by Proofpoint.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Syxsense, An Absolute Security Companysyxsense.comHQ: HQ not recorded; location: Basingstoke, United KingdomReported employees: 51-200 | HQ not recorded; location: Basingstoke, United Kingdom | 51-200 | Exact match | 37 contacts → |
“Syxsense is the leading provider of innovative, intuitive technology that sees all and knows everything about every endpoint, in every location, everywhere inside and outside the…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Surf Securitysurf.securityHQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 26 contacts → |
“The business landscape is fundamentally changing – the way and location of work has been transformed.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Sentrybaysentrybay.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 25 contacts → |
“Defense Beyond Detection – Securing Employee And Third-Party Workspaces.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Pointwirepointwire.comHQ: HQ not recorded; location: Royston, United KingdomReported employees: 11-50 | HQ not recorded; location: Royston, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Critical Endpoint Security | Unified Endpoint Management | Business Continuity Assessment Services | Resource Support and Consultancy | Powered by Tanium | Trend Micro Partner |…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Securenvoysecurenvoy.comHQ: HQ not recorded; location: United KingdomReported employees: 51-200 | HQ not recorded; location: United Kingdom | 51-200 | Exact match | 25 contacts → |
“SecurEnvoy provides a trusted and relied-upon zero trust solution to organisations worldwide.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Scansafecisco.comHQ: HQ not recorded; location: London, United KingdomReported employees: Not recorded | HQ not recorded; location: London, United Kingdom | Not recorded | Exact match | 16 contacts → |
“As of December 4, 2009, ScanSafe was acquired by Cisco Systems.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  PC Power International LTDpcpowerltd.co.ukHQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 10 contacts → |
“PC POWER INTERNATIONAL LTD is a computer & network security company based in the City, London, United Kingdom.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Corratacorrata.comHQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Corrata delivers advanced threat detection and response and data loss prevention for mobile endpoints.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Tactile Technologytactiletechnology.comHQ: HQ not recorded; location: Birmingham, United KingdomReported employees: 1-10 | HQ not recorded; location: 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 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Terra Secureterrasecure.ukHQ: HQ not recorded; location: Brigg, United KingdomReported employees: 11-50 | HQ not recorded; location: Brigg, United Kingdom | 11-50 | Exact match | 5 contacts → |
“TerraSecure Is a bespoke security provider offering price effective solution to small, Medium and large businesses.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Securityzonessecurityzones.netHQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“SecurityZONES provides data from the leading security research organizations worldwide.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Apoc ITapocit.comHQ: HQ not recorded; location: Liverpool, United KingdomReported employees: 1-10 | HQ not recorded; location: Liverpool, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Businesses today are faced with a multitude of IT security threats that can have a serious impact on their bottom line.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Trusted Knight Corporationtrustedknight.comHQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Trusted Knight protects digital business for organizations around the world.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  C4 Securec4secure.co.ukHQ: HQ not recorded; location: Daventry, United KingdomReported employees: 1-10 | HQ not recorded; location: Daventry, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Born out of over 30 years' experience in IT, serving clients locally and nationwide, We help protect organisations from cyber attacks without using passwords, securing access to…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Compudoug Services Limitedcompudoug.co.ukHQ: HQ not recorded; location: Feering, United KingdomReported employees: 1-10 | HQ not recorded; location: Feering, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Network Security, Endpoint security, Cloud Security, Threat Detection are some of the areas we primarily focus on in helping organisations develop their security footprint.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  DLP Assureddlp-assured.comHQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 2 contacts → |
“DLP Assured work with enterprise customers to mitigate the threat from fraud on ecommerce systems, to mitigate the treat from insider attack and using leading edge technology to…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Fortress APP Techie Support LTDfortressapp.netHQ: HQ not recorded; location: Exeter, United KingdomReported employees: 1-10 | HQ not recorded; location: Exeter, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Fortress App gives dynamic firewall protection for Windows servers which will prevent brute force attacks slowing you down.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Sense Defence AIsensedefence.comHQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 2 contacts → |
“Sense Defence is a leading web security company powered by advanced AI, offering a suite of cutting-edge tools including an AI-driven Web Application Firewall (WAF), bot detection…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 68 company matches
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Endpoint security companies: dataset insights
September 2, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
66 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 2, 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 ↗
Endpoint security companies by metro
Questions about this company list
What does Exact match mean for endpoint 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 endpoint security companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 68 matching company records, 5,923 tracked contacts and 3,139 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 2, 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
Endpoint security companies by geography
- Endpoint security companies based in the United States
- Endpoint security companies based in Brazil
- Endpoint security companies based in Germany
- Endpoint security companies based in Canada
- Endpoint security companies based in France
- Endpoint security companies based in Israel
- Endpoint security companies based in London, United Kingdom
- Endpoint security companies based in India
- Endpoint security companies based in the Netherlands
- Endpoint security companies based in Türkiye
Cite this list
RevenueBase Data Team. Top 25 endpoint security companies based in the United Kingdom. Snapshot: September 2, 2026. https://revenuebase.ai/companies/endpoint-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
- Endpoint security companies based in the United States
- Endpoint security companies based in Brazil
- Endpoint security companies based in Germany
- Endpoint security companies based in Canada
- Endpoint security companies based in France
- Endpoint security companies based in Israel
Company intelligence · public preview
Top 25 endpoint security companies based in the United Kingdom
RevenueBase records 68 matching company records for endpoint security companies based in the United Kingdom, with 5,923 tracked contacts and 3,139 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 2, 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 endpoint 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 | Sophossophos.com HQ: HQ not recorded; location: Abingdon, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: Abingdon, United Kingdom | 5,001-10,000 | Exact match | 4,963 contacts → |
“Sophos is a cybersecurity leader defending organizations globally with an AI-driven platform and expert-led services.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Quorum Cyberquorumcyber.com HQ: HQ not recorded; location: Edinburgh, United KingdomReported employees: 201-500 | HQ not recorded; location: Edinburgh, United Kingdom | 201-500 | Exact match | 292 contacts → |
“At Quorum Cyber, we're on a mission to help good people win.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Becryptbecrypt.com HQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 69 contacts → |
“With a heritage of creating National Cyber Security Centre certified products, Becrypt, a Leonardo company, is a trusted provider of endpoint cybersecurity software solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Eset UKeset.com HQ: HQ not recorded; location: Bournemouth, United KingdomReported employees: 51-200 | HQ not recorded; location: Bournemouth, United Kingdom | 51-200 | Exact match | 66 contacts → |
“We help businesses and individuals stay protected in an increasingly complex digital world.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Garrison NOW A Part Of Everfoxgarrison.com HQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 59 contacts → |
“Garrison is a London-based cybersecurity company founded in 2014 by David Garfield (CEO) and Henry Harrison (Chief Scientist).” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Attivo Networks , A Sentinelone Companysentinelone.com HQ: HQ not recorded; location: Cambridge, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: Cambridge, United Kingdom | 1,001-5,000 | Exact match | 57 contacts → |
“SentinelOne, an autonomous cybersecurity platform company, has completed the acquisition of Attivo Networks.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cloudmarkcloudmark.com HQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 54 contacts → |
“Cloudmark was acquired by Proofpoint.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Syxsense, An Absolute Security Companysyxsense.com HQ: HQ not recorded; location: Basingstoke, United KingdomReported employees: 51-200 | HQ not recorded; location: Basingstoke, United Kingdom | 51-200 | Exact match | 37 contacts → |
“Syxsense is the leading provider of innovative, intuitive technology that sees all and knows everything about every endpoint, in every location, everywhere inside and outside the…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Surf Securitysurf.security HQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 26 contacts → |
“The business landscape is fundamentally changing – the way and location of work has been transformed.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sentrybaysentrybay.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 25 contacts → |
“Defense Beyond Detection – Securing Employee And Third-Party Workspaces.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pointwirepointwire.com HQ: HQ not recorded; location: Royston, United KingdomReported employees: 11-50 | HQ not recorded; location: Royston, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Critical Endpoint Security | Unified Endpoint Management | Business Continuity Assessment Services | Resource Support and Consultancy | Powered by Tanium | Trend Micro Partner |…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Securenvoysecurenvoy.com HQ: HQ not recorded; location: United KingdomReported employees: 51-200 | HQ not recorded; location: United Kingdom | 51-200 | Exact match | 25 contacts → |
“SecurEnvoy provides a trusted and relied-upon zero trust solution to organisations worldwide.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Scansafecisco.com HQ: HQ not recorded; location: London, United KingdomReported employees: Not recorded | HQ not recorded; location: London, United Kingdom | Not recorded | Exact match | 16 contacts → |
“As of December 4, 2009, ScanSafe was acquired by Cisco Systems.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PC Power International LTDpcpowerltd.co.uk HQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 10 contacts → |
“PC POWER INTERNATIONAL LTD is a computer & network security company based in the City, London, United Kingdom.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Corratacorrata.com HQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Corrata delivers advanced threat detection and response and data loss prevention for mobile endpoints.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Tactile Technologytactiletechnology.com HQ: HQ not recorded; location: Birmingham, United KingdomReported employees: 1-10 | HQ not recorded; location: 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 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Terra Secureterrasecure.uk HQ: HQ not recorded; location: Brigg, United KingdomReported employees: 11-50 | HQ not recorded; location: Brigg, United Kingdom | 11-50 | Exact match | 5 contacts → |
“TerraSecure Is a bespoke security provider offering price effective solution to small, Medium and large businesses.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Securityzonessecurityzones.net HQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“SecurityZONES provides data from the leading security research organizations worldwide.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Apoc ITapocit.com HQ: HQ not recorded; location: Liverpool, United KingdomReported employees: 1-10 | HQ not recorded; location: Liverpool, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Businesses today are faced with a multitude of IT security threats that can have a serious impact on their bottom line.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Trusted Knight Corporationtrustedknight.com HQ: HQ not recorded; location: London, United KingdomReported employees: 11-50 | HQ not recorded; location: London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Trusted Knight protects digital business for organizations around the world.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | C4 Securec4secure.co.uk HQ: HQ not recorded; location: Daventry, United KingdomReported employees: 1-10 | HQ not recorded; location: Daventry, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Born out of over 30 years' experience in IT, serving clients locally and nationwide, We help protect organisations from cyber attacks without using passwords, securing access to…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Compudoug Services Limitedcompudoug.co.uk HQ: HQ not recorded; location: Feering, United KingdomReported employees: 1-10 | HQ not recorded; location: Feering, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Network Security, Endpoint security, Cloud Security, Threat Detection are some of the areas we primarily focus on in helping organisations develop their security footprint.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | DLP Assureddlp-assured.com HQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 2 contacts → |
“DLP Assured work with enterprise customers to mitigate the threat from fraud on ecommerce systems, to mitigate the treat from insider attack and using leading edge technology to…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Fortress APP Techie Support LTDfortressapp.net HQ: HQ not recorded; location: Exeter, United KingdomReported employees: 1-10 | HQ not recorded; location: Exeter, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Fortress App gives dynamic firewall protection for Windows servers which will prevent brute force attacks slowing you down.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Sense Defence AIsensedefence.com HQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 2 contacts → |
“Sense Defence is a leading web security company powered by advanced AI, offering a suite of cutting-edge tools including an AI-driven Web Application Firewall (WAF), bot detection…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 68 company matches
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Endpoint security companies: dataset insights
September 2, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
66 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 2, 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 ↗
Endpoint security companies by metro
Questions about this company list
What does Exact match mean for endpoint 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 endpoint security companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 68 matching company records, 5,923 tracked contacts and 3,139 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 2, 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
Endpoint security companies by geography
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- Endpoint security companies based in France
- Endpoint security companies based in Israel
- Endpoint security companies based in London, United Kingdom
- Endpoint security companies based in India
- Endpoint security companies based in the Netherlands
- Endpoint security companies based in Türkiye
Cite this list
RevenueBase Data Team. Top 25 endpoint security companies based in the United Kingdom. Snapshot: September 2, 2026. https://revenuebase.ai/companies/endpoint-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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- Endpoint security companies based in the United States
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