Company lists · Data refreshed September 2026
Top 25 Security architecture services based in the United Kingdom
RevenueBase identified 136 company matches for security architecture services associated with the United Kingdom as of September 2026 and tracks 1,290 professional contacts across them, including 469 with verified work emails. London is the largest hub.
This list covers company matches for security architecture services 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 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 architecture services based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 502 contacts → | ||||
Exact match “SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 97 contacts → | ||||
Exact match “As an independent IT security specialist, Caretower provide comprehensive solutions to individual problems, thus allowing our recommendations to be unbiased.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 58 contacts → | ||||
Exact match “In today’s advanced, interconnected world, protecting the infrastructure that allows society to function is crucial.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 31 contacts → | ||||
Exact match “SPECIALISTS IN IT SECURITY AND COMPLIANCE Our goal is to help customers define, develop and implement information security and compliance services, no matter what stage of the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 26 contacts → | ||||
Exact match “Based in Manchester UK, we are an independent Cyber Security Consultancy providing Security services across a wide range of markets, from multi-national Corporate Organisations…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 24 contacts → | ||||
Exact match “More than just a manufacturer, we offer a full service.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 20 contacts → | ||||
Exact match “Formed in 2018, NGS (UK) Ltd are independent, Next Generation Security trusted advisors, providing all-encompassing solutions from the perimeter to the endpoint.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 17 contacts → | ||||
Exact match “We are a cyber security consultancy that specialises in security solution architecture, engineering, implementation and operational support.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 15 contacts → | ||||
Exact match “Avanza Intelligent Security offers expert solutions for installing and maintaining cutting-edge security systems.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 15 contacts → | ||||
Exact match “Electronic Security Systems Design, Installation and Maintenance Provider.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 13 contacts → | ||||
Exact match “01296 enquiry@matrixfas.co.uk Ashford House, Queens Park, Aylesbury, Buckinghamshire, HP21 7RS MATRIX Fire and Security Ltd offer a comprehensive range of services to meet your…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 12 contacts → | ||||
Exact match “PDP offers a unique blend of security solutions, covering all aspects of human, physical and cyber security, which are designed to meet the specific needs of clients in both…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match “As double award-winning pioneers of state-of-the-art integrated solutions, Eclipse Digital Solutions Ltd have consistently delivered bespoke and cost effective security solutions…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 12 contacts → | ||||
Exact match “BGE Digital is a forward thinking, innovative company offering high quality security system design, installation and commissioning services for large and small commercial and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 12 contacts → | ||||
Exact match “Proactive Security Services Ltd has now been established for over 15 years and is at the forefront of Security Solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 10 contacts → | ||||
Exact match “From cyber security, through to safeguarding and compliance, we provide digital security solutions perfectly designed to suit any requirement.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 8 contacts → | ||||
Exact match “Security gets designed into buildings at RIBA 2-3.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 7 contacts → | ||||
Exact match “Kelltron Consulting Services is a globally recognized cybersecurity consulting firm with a strong presence in the United Kingdom, United States, and India.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 7 contacts → | ||||
Exact match “RS Security Consultants We are a team of highly experienced, independent security consultants who work with our Clients to determine best value, bespoke electronic security…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “Klaatu IT Security is an IT security consultancy and developer.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 6 contacts → | ||||
Exact match “Criticalis are network security specialists providing expertise through professional services and robust innovative managed services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 6 contacts → | ||||
Exact match “We design secure solutions that help to protect your business.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 6 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 29, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “Lexicon Europe provides total security project management solutions - design, development and implementation - for all types of bespoke electronic and physical security systems.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “Reliance High-Tech is a leading security integration services company with a client base of blue-chip companies across a variety of industry sectors.” 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 architecture services”. 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 136 security architecture services based in the United Kingdom
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Security architecture services based in the United Kingdom at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 136 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United Kingdom whose business descriptions match “security architecture services” 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 469 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.
Security architecture services 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 “security architecture services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security architecture services are there based in the United Kingdom?
RevenueBase identified 136 company matches for security architecture services 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?
Securityhq tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most security architecture services?
London leads with 44 company records, followed by Aylesbury (3) and Manchester (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 469 professional contacts with verified work emails tracked across these 136 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 136 security architecture services based in the United Kingdom. Start with a free account, no credit card.
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Security architecture services by geography
- Security architecture services based in London, United Kingdom
- Security architecture services based in Australia
- Security architecture services based in Belgium
- Security architecture services based in Brazil
- Security architecture services based in Canada
- Security architecture services based in Colombia
- Security architecture services based in France
- Security architecture services based in Germany
- Security architecture services based in India
- Security architecture services based in Israel
- Security architecture services based in Italy
- Security architecture services based in Mexico
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
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- Security architecture services based in London, United Kingdom
- Security architecture services based in Australia
- Security architecture services based in Belgium
- Security architecture services based in Brazil
- Security architecture services based in Canada
- Security architecture services based in Colombia
Company intelligence · public preview
Top 25 security architecture services 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 136 matching company records for security architecture services based in the United Kingdom, with 1,290 tracked contacts and 469 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 architecture services 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 |  Securityhqsecurityhq.comHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 502 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Caretower An Integrity360 Companyintegrity360.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 97 contacts → |
“As an independent IT security specialist, Caretower provide comprehensive solutions to individual problems, thus allowing our recommendations to be unbiased.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | SQR Group Security Solutions LTDsqrgroup.com HQ: Barnet, United KingdomReported employees: 501-1,000 | Barnet, United Kingdom | 501-1,000 | Exact match | 58 contacts → |
“In today’s advanced, interconnected world, protecting the infrastructure that allows society to function is crucial.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Omnicyber Securityomnicybersecurity.comHQ: Solihull, United KingdomReported employees: 11-50 | Solihull, United Kingdom | 11-50 | Exact match | 31 contacts → |
“SPECIALISTS IN IT SECURITY AND COMPLIANCE Our goal is to help customers define, develop and implement information security and compliance services, no matter what stage of the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Cyber Security Specialistscybersecurityspecialists.co.ukHQ: Altrincham, United KingdomReported employees: 11-50 | Altrincham, United Kingdom | 11-50 | Exact match | 26 contacts → |
“Based in Manchester UK, we are an independent Cyber Security Consultancy providing Security services across a wide range of markets, from multi-national Corporate Organisations…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  CES Security Solutions LTDcessecurity.co.ukHQ: Rochester, United KingdomReported employees: 11-50 | Rochester, United Kingdom | 11-50 | Exact match | 24 contacts → |
“More than just a manufacturer, we offer a full service.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  NGS Next Generation Securityngsuk.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 20 contacts → |
“Formed in 2018, NGS (UK) Ltd are independent, Next Generation Security trusted advisors, providing all-encompassing solutions from the perimeter to the endpoint.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  DEV Null Securitydevnullsecurity.co.ukHQ: Edinburgh, United KingdomReported employees: 11-50 | Edinburgh, United Kingdom | 11-50 | Exact match | 17 contacts → |
“We are a cyber security consultancy that specialises in security solution architecture, engineering, implementation and operational support.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Avanza Intelligent Securityavanza.co.uk HQ: Hatfield, United KingdomReported employees: 11-50 | Hatfield, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Avanza Intelligent Security offers expert solutions for installing and maintaining cutting-edge security systems.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | First City Carefirstcitycare.co.uk HQ: Welwyn Garden City, United KingdomReported employees: 51-200 | Welwyn Garden City, United Kingdom | 51-200 | Exact match | 15 contacts → |
“Electronic Security Systems Design, Installation and Maintenance Provider.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Matrix Fire & Security LTDmatrixfireandsecurity.co.uk HQ: Aylesbury, United KingdomReported employees: 11-50 | Aylesbury, United Kingdom | 11-50 | Exact match | 13 contacts → |
“01296 enquiry@matrixfas.co.uk Ashford House, Queens Park, Aylesbury, Buckinghamshire, HP21 7RS MATRIX Fire and Security Ltd offer a comprehensive range of services to meet your…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | PDP Projectspdpprojects.co.uk HQ: Peterborough, United KingdomReported employees: 11-50 | Peterborough, United Kingdom | 11-50 | Exact match | 12 contacts → |
“PDP offers a unique blend of security solutions, covering all aspects of human, physical and cyber security, which are designed to meet the specific needs of clients in both…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Eclipse Digital Solutions LTDeclipsedigital.co.uk HQ: Warrington, United KingdomReported employees: 11-50 | Warrington, United Kingdom | 11-50 | Exact match | 12 contacts → |
“As double award-winning pioneers of state-of-the-art integrated solutions, Eclipse Digital Solutions Ltd have consistently delivered bespoke and cost effective security solutions…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | BGE Digitalbgedigital.com HQ: Chelmsford, United KingdomReported employees: 1-10 | Chelmsford, United Kingdom | 1-10 | Exact match | 12 contacts → |
“BGE Digital is a forward thinking, innovative company offering high quality security system design, installation and commissioning services for large and small commercial and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Proactive Security Services LTDproactivesecurity.org.ukHQ: Daventry, United KingdomReported employees: 11-50 | Daventry, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Proactive Security Services Ltd has now been established for over 15 years and is at the forefront of Security Solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Xentraxentra.co.ukHQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 10 contacts → |
“From cyber security, through to safeguarding and compliance, we provide digital security solutions perfectly designed to suit any requirement.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Toren Consulting LTDtorenconsulting.co.ukHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 8 contacts → |
“Security gets designed into buildings at RIBA 2-3.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Kelltron Consulting Serviceskelltron.comHQ: Aylesbury, United KingdomReported employees: 11-50 | Aylesbury, United Kingdom | 11-50 | Exact match | 7 contacts → |
“Kelltron Consulting Services is a globally recognized cybersecurity consulting firm with a strong presence in the United Kingdom, United States, and India.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  RS Security Consultants LTD Winner Ospas Independent Security Consultant 2021rssecurityconsultants.comHQ: Morley, United KingdomReported employees: 1-10 | Morley, United Kingdom | 1-10 | Exact match | 7 contacts → |
“RS Security Consultants We are a team of highly experienced, independent security consultants who work with our Clients to determine best value, bespoke electronic security…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Klaatu IT Security LTDklaatuitsecurity.comHQ: Swindon, United KingdomReported employees: 1-10 | Swindon, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Klaatu IT Security is an IT security consultancy and developer.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Criticaliscriticalis.netHQ: Milton Keynes, United KingdomReported employees: 1-10 | Milton Keynes, United Kingdom | 1-10 | Exact match | 6 contacts → |
“Criticalis are network security specialists providing expertise through professional services and robust innovative managed services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Securenet Communication Solutionssecurenetcoms.co.ukHQ: Royston, United KingdomReported employees: 1-10 | Royston, United Kingdom | 1-10 | Exact match | 6 contacts → |
“We design secure solutions that help to protect your business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Terra Secureterrasecure.ukHQ: Brigg, United KingdomReported employees: 11-50 | Brigg, United Kingdom | 11-50 | Exact match | 6 contacts → |
“TerraSecure Is a bespoke security provider offering price effective solution to small, Medium and large businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Lexicon Europe Limitedlexiconeurope.com HQ: Alvechurch, United KingdomReported employees: 1-10 | Alvechurch, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Lexicon Europe provides total security project management solutions - design, development and implementation - for all types of bespoke electronic and physical security systems.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Reliance High Tech LTDrht.co.uk HQ: Winnersh Berkshire, United KingdomReported employees: 51-200 | Winnersh Berkshire, United Kingdom | 51-200 | Exact match | 4 contacts → |
“Reliance High-Tech is a leading security integration services company with a client base of blue-chip companies across a variety of industry sectors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 136 company matches
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Security architecture services: 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
134 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.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 136 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 ↗
Security architecture services by metro
Questions about this company list
What does Exact match mean for security architecture services?
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 architecture services did RevenueBase find based in the United Kingdom?
The saved snapshot records 136 matching company records, 1,290 tracked contacts and 469 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 architecture services by geography
- Security architecture services based in London, United Kingdom
- Security architecture services based in Australia
- Security architecture services based in Belgium
- Security architecture services based in Brazil
- Security architecture services based in Canada
- Security architecture services based in Colombia
- Security architecture services based in France
- Security architecture services based in Germany
- Security architecture services based in India
- Security architecture services based in Israel
- Security architecture services based in Italy
- Security architecture services based in Mexico
Cite this list
RevenueBase Data Team. Top 25 security architecture services based in the United Kingdom. Snapshot: September 29, 2026. https://revenuebase.ai/companies/security-architecture-services/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
- Security architecture services based in London, United Kingdom
- Security architecture services based in Australia
- Security architecture services based in Belgium
- Security architecture services based in Brazil
- Security architecture services based in Canada
- Security architecture services based in Colombia
Company intelligence · public preview
Top 25 security architecture services based in the United Kingdom
RevenueBase records 136 matching company records for security architecture services based in the United Kingdom, with 1,290 tracked contacts and 469 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 architecture services 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 | Securityhqsecurityhq.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 502 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Caretower An Integrity360 Companyintegrity360.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 97 contacts → |
“As an independent IT security specialist, Caretower provide comprehensive solutions to individual problems, thus allowing our recommendations to be unbiased.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | SQR Group Security Solutions LTDsqrgroup.com HQ: Barnet, United KingdomReported employees: 501-1,000 | Barnet, United Kingdom | 501-1,000 | Exact match | 58 contacts → |
“In today’s advanced, interconnected world, protecting the infrastructure that allows society to function is crucial.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Omnicyber Securityomnicybersecurity.com HQ: Solihull, United KingdomReported employees: 11-50 | Solihull, United Kingdom | 11-50 | Exact match | 31 contacts → |
“SPECIALISTS IN IT SECURITY AND COMPLIANCE Our goal is to help customers define, develop and implement information security and compliance services, no matter what stage of the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Cyber Security Specialistscybersecurityspecialists.co.uk HQ: Altrincham, United KingdomReported employees: 11-50 | Altrincham, United Kingdom | 11-50 | Exact match | 26 contacts → |
“Based in Manchester UK, we are an independent Cyber Security Consultancy providing Security services across a wide range of markets, from multi-national Corporate Organisations…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | CES Security Solutions LTDcessecurity.co.uk HQ: Rochester, United KingdomReported employees: 11-50 | Rochester, United Kingdom | 11-50 | Exact match | 24 contacts → |
“More than just a manufacturer, we offer a full service.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | NGS Next Generation Securityngsuk.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 20 contacts → |
“Formed in 2018, NGS (UK) Ltd are independent, Next Generation Security trusted advisors, providing all-encompassing solutions from the perimeter to the endpoint.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | DEV Null Securitydevnullsecurity.co.uk HQ: Edinburgh, United KingdomReported employees: 11-50 | Edinburgh, United Kingdom | 11-50 | Exact match | 17 contacts → |
“We are a cyber security consultancy that specialises in security solution architecture, engineering, implementation and operational support.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Avanza Intelligent Securityavanza.co.uk HQ: Hatfield, United KingdomReported employees: 11-50 | Hatfield, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Avanza Intelligent Security offers expert solutions for installing and maintaining cutting-edge security systems.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | First City Carefirstcitycare.co.uk HQ: Welwyn Garden City, United KingdomReported employees: 51-200 | Welwyn Garden City, United Kingdom | 51-200 | Exact match | 15 contacts → |
“Electronic Security Systems Design, Installation and Maintenance Provider.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Matrix Fire & Security LTDmatrixfireandsecurity.co.uk HQ: Aylesbury, United KingdomReported employees: 11-50 | Aylesbury, United Kingdom | 11-50 | Exact match | 13 contacts → |
“01296 enquiry@matrixfas.co.uk Ashford House, Queens Park, Aylesbury, Buckinghamshire, HP21 7RS MATRIX Fire and Security Ltd offer a comprehensive range of services to meet your…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | PDP Projectspdpprojects.co.uk HQ: Peterborough, United KingdomReported employees: 11-50 | Peterborough, United Kingdom | 11-50 | Exact match | 12 contacts → |
“PDP offers a unique blend of security solutions, covering all aspects of human, physical and cyber security, which are designed to meet the specific needs of clients in both…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Eclipse Digital Solutions LTDeclipsedigital.co.uk HQ: Warrington, United KingdomReported employees: 11-50 | Warrington, United Kingdom | 11-50 | Exact match | 12 contacts → |
“As double award-winning pioneers of state-of-the-art integrated solutions, Eclipse Digital Solutions Ltd have consistently delivered bespoke and cost effective security solutions…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | BGE Digitalbgedigital.com HQ: Chelmsford, United KingdomReported employees: 1-10 | Chelmsford, United Kingdom | 1-10 | Exact match | 12 contacts → |
“BGE Digital is a forward thinking, innovative company offering high quality security system design, installation and commissioning services for large and small commercial and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Proactive Security Services LTDproactivesecurity.org.uk HQ: Daventry, United KingdomReported employees: 11-50 | Daventry, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Proactive Security Services Ltd has now been established for over 15 years and is at the forefront of Security Solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Xentraxentra.co.uk HQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 10 contacts → |
“From cyber security, through to safeguarding and compliance, we provide digital security solutions perfectly designed to suit any requirement.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Toren Consulting LTDtorenconsulting.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 8 contacts → |
“Security gets designed into buildings at RIBA 2-3.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Kelltron Consulting Serviceskelltron.com HQ: Aylesbury, United KingdomReported employees: 11-50 | Aylesbury, United Kingdom | 11-50 | Exact match | 7 contacts → |
“Kelltron Consulting Services is a globally recognized cybersecurity consulting firm with a strong presence in the United Kingdom, United States, and India.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | RS Security Consultants LTD Winner Ospas Independent Security Consultant 2021rssecurityconsultants.com HQ: Morley, United KingdomReported employees: 1-10 | Morley, United Kingdom | 1-10 | Exact match | 7 contacts → |
“RS Security Consultants We are a team of highly experienced, independent security consultants who work with our Clients to determine best value, bespoke electronic security…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Klaatu IT Security LTDklaatuitsecurity.com HQ: Swindon, United KingdomReported employees: 1-10 | Swindon, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Klaatu IT Security is an IT security consultancy and developer.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Criticaliscriticalis.net HQ: Milton Keynes, United KingdomReported employees: 1-10 | Milton Keynes, United Kingdom | 1-10 | Exact match | 6 contacts → |
“Criticalis are network security specialists providing expertise through professional services and robust innovative managed services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Securenet Communication Solutionssecurenetcoms.co.uk HQ: Royston, United KingdomReported employees: 1-10 | Royston, United Kingdom | 1-10 | Exact match | 6 contacts → |
“We design secure solutions that help to protect your business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Terra Secureterrasecure.uk HQ: Brigg, United KingdomReported employees: 11-50 | Brigg, United Kingdom | 11-50 | Exact match | 6 contacts → |
“TerraSecure Is a bespoke security provider offering price effective solution to small, Medium and large businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Lexicon Europe Limitedlexiconeurope.com HQ: Alvechurch, United KingdomReported employees: 1-10 | Alvechurch, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Lexicon Europe provides total security project management solutions - design, development and implementation - for all types of bespoke electronic and physical security systems.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Reliance High Tech LTDrht.co.uk HQ: Winnersh Berkshire, United KingdomReported employees: 51-200 | Winnersh Berkshire, United Kingdom | 51-200 | Exact match | 4 contacts → |
“Reliance High-Tech is a leading security integration services company with a client base of blue-chip companies across a variety of industry sectors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 136 company matches
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Security architecture services: 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
134 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.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 136 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 ↗
Security architecture services by metro
Questions about this company list
What does Exact match mean for security architecture services?
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 architecture services did RevenueBase find based in the United Kingdom?
The saved snapshot records 136 matching company records, 1,290 tracked contacts and 469 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 architecture services by geography
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- Security architecture services based in France
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Cite this list
RevenueBase Data Team. Top 25 security architecture services based in the United Kingdom. Snapshot: September 29, 2026. https://revenuebase.ai/companies/security-architecture-services/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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