Company lists · Data refreshed September 2026
Top 25 Security data platforms based in London, United Kingdom
RevenueBase identified 57 company matches for security data platforms associated with London, United Kingdom as of September 2026 and tracks 3,224 professional contacts across them, including 1,743 with verified work emails. Across the United Kingdom, London is the largest hub for this category.
This list covers company matches for security data platforms associated with London, 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 29, 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 security data platforms based in London, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,304 contacts → | ||||
Exact match “organizations.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 109 contacts → | ||||
Exact match “Red Sift enables organizations to anticipate, respond to, and recover from cyber attacks while continuing to operate effectively.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 65 contacts → | ||||
Exact match “Silobreaker is a technology company that builds solutions that unify data, contextual analysis, and human expertise to deliver decision-grade intelligence when and where it…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 54 contacts → | ||||
Exact match “SenseOn deploys alongside all of your existing tools, unifying them into a single investigation plane and augmenting your team with cross-domain correlation, analytics, and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 41 contacts → | ||||
Exact match “Know what’s protected and gain a trusted view of your endpoints.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 36 contacts → | ||||
Exact match “The future of IoT/OT security is here.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 35 contacts → | ||||
Exact match “Intelligent data security platform that unifies Discovery, Classification, Remediation, and Workflow Automation, across Cloud & On-Prem, Structured & Unstructured data.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 30 contacts → | ||||
Exact match “Privitar empowers organizations to use their data safely and ethically.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 30 contacts → | ||||
Exact match “SnapSec is a cybersecurity company specializing in centralized application security operations.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 27 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 29, 2026 · View company records in RevenueBase | |||||
| 11 | 24 contacts → | ||||
Exact match “At Metomic, we’re defining the future of SaaS data security and safe GenAI adoption.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 24 contacts → | ||||
Exact match “Telicent CORE - an end-to-end-secure data platform that liberates your data’s potential while maintaining unyielding security.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 19 contacts → | ||||
Exact match “Origin Secured redefines data excellence, turning regulatory challenges and business risk into opportunities for efficiency and cost savings.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 19 contacts → | ||||
Exact match “Soveren is a sensitive data observability company that raised $10M from the who-is-who in security and enterprise SaaS: the founders and CEOs of Datadog, Snyk, Palo Alto Networks…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “Leo CybSec is the company behind Hoplon, an AI-powered cybersecurity platform designed for growing, data-driven businesses.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 13 contacts → | ||||
Exact match “Praeferre is an AI-powered cybersecurity company, backed by SFC Capital, shaping the future of business security and compliance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 12 contacts → | ||||
Exact match “OUR business is protecting YOUR business” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 12 contacts → | ||||
Exact match “Bold Communications develops Gemini, an integrated security and safety monitoring platform to maximise efficiency and interoperability in the control room, utilising legacy as…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 9 contacts → | ||||
Exact match “https://deciphercyber.com/ Company Fact - Jenny gets 10K new visitors to the portal every month and that number is growing.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 8 contacts → | ||||
Exact match “Cyberseer offers Advanced Threat Detection and a 24×7 Managed Security Service (MSS).” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 7 contacts → | ||||
Exact match “CounterShadow is redefining the cybersecurity landscape as the future of agentic cybersecurity.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 7 contacts → | ||||
Exact match “Priam Cyber AI builds AVA (Advanced Virtual Analyst), an AI SOC platform that investigates alerts the way an analyst would.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 7 contacts → | ||||
Exact match “Medicare Network is a niche, agile cybersecurity and risk management company offering a range of industry-leading and advanced solutions that combines human intelligence…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 5 contacts → | ||||
Exact match “Automate the boring.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “Arco Cyber, now part of Sophos, helps security leaders move from point-in-time audits to always-on, evidence-based assurance.” Recorded in the RevenueBase company graph · Sep 29, 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 “security data platforms”. 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 57 security data platforms based in London, United Kingdom
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Security data platforms based in London, United Kingdom at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 57 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 London, United Kingdom whose business descriptions match “security data platforms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,743 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 29, 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 “security data platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security data platforms are there based in London, United Kingdom?
RevenueBase identified 57 company matches for security data platforms associated with London, 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?
Mimecast tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United Kingdom has the most security data platforms?
London leads the United Kingdom with 57 company records, followed by Manchester (5) and Edinburgh (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 1,743 professional contacts with verified work emails tracked across these 57 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 57 security data platforms based in London, United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Security data platforms by geography
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- Security data platforms based in San Francisco, United States
- Security data platforms based in San Jose, United States
- Security data platforms based in Australia
- Security data platforms based in Brazil
- Security data platforms based in Canada
- Security data platforms based in France
- Security data platforms based in Germany
- Security data platforms based in India
- Security data platforms based in Israel
- Security data platforms based in Italy
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
- Security data platforms based in Austin, United States
- Security data platforms based in New York, United States
- Security data platforms based in San Francisco, United States
- Security data platforms based in San Jose, United States
- Security data platforms based in Australia
- Security data platforms based in Brazil
Company intelligence · public preview
Top 25 security data platforms based in London, 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 57 matching company records for security data platforms based in London, United Kingdom, with 3,224 tracked contacts and 1,743 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 29, 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 security data platforms based in London, 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 |  Mimecastmimecast.comHQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 2,304 contacts → |
“organizations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  RED Siftredsift.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 109 contacts → |
“Red Sift enables organizations to anticipate, respond to, and recover from cyber attacks while continuing to operate effectively.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Silobreakersilobreaker.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 65 contacts → |
“Silobreaker is a technology company that builds solutions that unify data, contextual analysis, and human expertise to deliver decision-grade intelligence when and where it…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Senseonsenseon.ioHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 54 contacts → |
“SenseOn deploys alongside all of your existing tools, unifying them into a single investigation plane and augmenting your team with cross-domain correlation, analytics, and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Threatawarethreataware.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 41 contacts → |
“Know what’s protected and gain a trusted view of your endpoints.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Nothreatnothreat.ioHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 36 contacts → |
“The future of IoT/OT security is here.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Dece Softwaredecesoftware.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 35 contacts → |
“Intelligent data security platform that unifies Discovery, Classification, Remediation, and Workflow Automation, across Cloud & On-Prem, Structured & Unstructured data.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Privitarprivitar.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 30 contacts → |
“Privitar empowers organizations to use their data safely and ethically.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  snapsec.cosnapsec.coHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 30 contacts → |
“SnapSec is a cybersecurity company specializing in centralized application security operations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Surf Securitysurf.securityHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 27 contacts → |
“The business landscape is fundamentally changing – the way and location of work has been transformed.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Metomicmetomic.ioHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 24 contacts → |
“At Metomic, we’re defining the future of SaaS data security and safe GenAI adoption.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Telicenttelicent.ioHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 24 contacts → |
“Telicent CORE - an end-to-end-secure data platform that liberates your data’s potential while maintaining unyielding security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Origin Securedoriginsecured.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Origin Secured redefines data excellence, turning regulatory challenges and business risk into opportunities for efficiency and cost savings.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Soverensoveren.ioHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Soveren is a sensitive data observability company that raised $10M from the who-is-who in security and enterprise SaaS: the founders and CEOs of Datadog, Snyk, Palo Alto Networks…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  LEO Cybsecleocybsec.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Leo CybSec is the company behind Hoplon, an AI-powered cybersecurity platform designed for growing, data-driven businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Praeferrepraeferre.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Praeferre is an AI-powered cybersecurity company, backed by SFC Capital, shaping the future of business security and compliance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Recyberrecyber.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“OUR business is protecting YOUR business” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Bold Communications LTDboldcommunications.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Bold Communications develops Gemini, an integrated security and safety monitoring platform to maximise efficiency and interoperability in the control room, utilising legacy as…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Meet Jennydeciphercyber.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 9 contacts → |
“https://deciphercyber.com/ Company Fact - Jenny gets 10K new visitors to the portal every month and that number is growing.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Cyberseercyberseer.netHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Cyberseer offers Advanced Threat Detection and a 24×7 Managed Security Service (MSS).” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Countershadowcountershadow.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 7 contacts → |
“CounterShadow is redefining the cybersecurity landscape as the future of agentic cybersecurity.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Priam Cyber AIpriam.aiHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Priam Cyber AI builds AVA (Advanced Virtual Analyst), an AI SOC platform that investigates alerts the way an analyst would.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Medicare Networkmednetsec.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 7 contacts → |
“Medicare Network is a niche, agile cybersecurity and risk management company offering a range of industry-leading and advanced solutions that combines human intelligence…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Stratastratasecurity.co.ukHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Automate the boring.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Arco Cyberarcocyber.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Arco Cyber, now part of Sophos, helps security leaders move from point-in-time audits to always-on, evidence-based assurance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 57 company matches
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Security data platforms: dataset insights
September 29, 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
57 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 across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 57 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 29, 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 security data platforms?
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 security data platforms did RevenueBase find based in London, United Kingdom?
The saved snapshot records 57 matching company records, 3,224 tracked contacts and 1,743 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 29, 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
Security data platforms by geography
- Security data platforms based in Austin, United States
- Security data platforms based in New York, United States
- Security data platforms based in San Francisco, United States
- Security data platforms based in San Jose, United States
- Security data platforms based in Australia
- Security data platforms based in Brazil
- Security data platforms based in Canada
- Security data platforms based in France
- Security data platforms based in Germany
- Security data platforms based in India
- Security data platforms based in Israel
- Security data platforms based in Italy
Cite this list
RevenueBase Data Team. Top 25 security data platforms based in London, United Kingdom. Snapshot: September 29, 2026. https://revenuebase.ai/companies/security-data-platforms/united-kingdom/london.
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
- Security data platforms based in Austin, United States
- Security data platforms based in New York, United States
- Security data platforms based in San Francisco, United States
- Security data platforms based in San Jose, United States
- Security data platforms based in Australia
- Security data platforms based in Brazil
Company intelligence · public preview
Top 25 security data platforms based in London, United Kingdom
RevenueBase records 57 matching company records for security data platforms based in London, United Kingdom, with 3,224 tracked contacts and 1,743 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 29, 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 security data platforms based in London, 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 | Mimecastmimecast.com HQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 2,304 contacts → |
“organizations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | RED Siftredsift.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 109 contacts → |
“Red Sift enables organizations to anticipate, respond to, and recover from cyber attacks while continuing to operate effectively.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Silobreakersilobreaker.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 65 contacts → |
“Silobreaker is a technology company that builds solutions that unify data, contextual analysis, and human expertise to deliver decision-grade intelligence when and where it…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Senseonsenseon.io HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 54 contacts → |
“SenseOn deploys alongside all of your existing tools, unifying them into a single investigation plane and augmenting your team with cross-domain correlation, analytics, and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Threatawarethreataware.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 41 contacts → |
“Know what’s protected and gain a trusted view of your endpoints.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Nothreatnothreat.io HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 36 contacts → |
“The future of IoT/OT security is here.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Dece Softwaredecesoftware.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 35 contacts → |
“Intelligent data security platform that unifies Discovery, Classification, Remediation, and Workflow Automation, across Cloud & On-Prem, Structured & Unstructured data.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Privitarprivitar.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 30 contacts → |
“Privitar empowers organizations to use their data safely and ethically.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | snapsec.cosnapsec.co HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 30 contacts → |
“SnapSec is a cybersecurity company specializing in centralized application security operations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Surf Securitysurf.security HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 27 contacts → |
“The business landscape is fundamentally changing – the way and location of work has been transformed.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Metomicmetomic.io HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 24 contacts → |
“At Metomic, we’re defining the future of SaaS data security and safe GenAI adoption.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Telicenttelicent.io HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 24 contacts → |
“Telicent CORE - an end-to-end-secure data platform that liberates your data’s potential while maintaining unyielding security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Origin Securedoriginsecured.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Origin Secured redefines data excellence, turning regulatory challenges and business risk into opportunities for efficiency and cost savings.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Soverensoveren.io HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Soveren is a sensitive data observability company that raised $10M from the who-is-who in security and enterprise SaaS: the founders and CEOs of Datadog, Snyk, Palo Alto Networks…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | LEO Cybsecleocybsec.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Leo CybSec is the company behind Hoplon, an AI-powered cybersecurity platform designed for growing, data-driven businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Praeferrepraeferre.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Praeferre is an AI-powered cybersecurity company, backed by SFC Capital, shaping the future of business security and compliance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Recyberrecyber.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“OUR business is protecting YOUR business” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Bold Communications LTDboldcommunications.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Bold Communications develops Gemini, an integrated security and safety monitoring platform to maximise efficiency and interoperability in the control room, utilising legacy as…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Meet Jennydeciphercyber.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 9 contacts → |
“https://deciphercyber.com/ Company Fact - Jenny gets 10K new visitors to the portal every month and that number is growing.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cyberseercyberseer.net HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Cyberseer offers Advanced Threat Detection and a 24×7 Managed Security Service (MSS).” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Countershadowcountershadow.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 7 contacts → |
“CounterShadow is redefining the cybersecurity landscape as the future of agentic cybersecurity.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Priam Cyber AIpriam.ai HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Priam Cyber AI builds AVA (Advanced Virtual Analyst), an AI SOC platform that investigates alerts the way an analyst would.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Medicare Networkmednetsec.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 7 contacts → |
“Medicare Network is a niche, agile cybersecurity and risk management company offering a range of industry-leading and advanced solutions that combines human intelligence…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Stratastratasecurity.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Automate the boring.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Arco Cyberarcocyber.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Arco Cyber, now part of Sophos, helps security leaders move from point-in-time audits to always-on, evidence-based assurance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 57 company matches
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Security data platforms: dataset insights
September 29, 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
57 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 across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 57 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 29, 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 security data platforms?
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 security data platforms did RevenueBase find based in London, United Kingdom?
The saved snapshot records 57 matching company records, 3,224 tracked contacts and 1,743 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 29, 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.
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- Security data platforms based in Israel
- Security data platforms based in Italy
Cite this list
RevenueBase Data Team. Top 25 security data platforms based in London, United Kingdom. Snapshot: September 29, 2026. https://revenuebase.ai/companies/security-data-platforms/united-kingdom/london.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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