Join or Log In
United Kingdom flag

Best Cybersecurity Companies in United Kingdom

Ranked top 10 below, plus more United Kingdom-based listings on the same page. For the full directory, browse all products in United Kingdom.

Excellence award2026TOP 10UNITED KINGDOM COMPANIESSecurityListing
scheduleLast updated about 19 hours ago(11/1/2026)
Updated monthly

Top 10

Highest-ranked listings from United Kingdom by verification, adoption, and editorial signals.

Incopro Logo

Incopro

United Kingdom flag

Brand Protection

Incopro is an online IP and brand protection software provider that arms brand owners with actionable intelligence to combat online and offline intellectual property and copyright infringements. We b

Coffee Cup Solutions Logo

Coffee Cup Solutions

United Kingdom flag

Backup as a Service

Over the last 10 years Coffee Cup Solutions have built a large, strong team of IT experts, driving great user experiences for customers, dedicated to supporting and developing the IT function for many

Crypto Quantique Logo

Crypto Quantique

United Kingdom flag

Industrial Control System Security

Crypto Quantique are building the most secure end-to-end IoT security platform. Our quantum driven cybersecurity solution enables vertically integrated, highly secure IoT deployments based on unforgea

Eversheds Sutherland Logo

Eversheds Sutherland

United Kingdom flag

Security Operations

Eversheds Sutherland is a global multinational law practice offering a full range of commercial and IT law services including Privacy, Data Protection and Cybersecurity. With data firmly established a

Searchlight Cyber Logo

Searchlight Cyber

United Kingdom flag

Threat Intelligence Platforms

Searchlight Cyber is a leading darknet intelligence company.  Working with law enforcement, industry, and end users to help protect society against the threats of the darknet. Our sophisticated suite

7Safe Logo

7Safe

United Kingdom flag

Security Awareness Training

7Safe has been delivering hands-on digital security training courses since 2001 and we currently have a portfolio of 22 university and industry-accredited courses delivered from our cyber development

HookPhish Logo

HookPhish

United Kingdom flag

Phishing Simulation

HookPhish: Leading phishing simulation & security awareness training platform. Protect your business from cyber threats. Trusted by 1000+ organizations.

Celebrus Logo

Celebrus

United Kingdom flag

Security Operations

D4t4 Solutions is focused on helping companies get the best possible value from all their data assets. We intend to lead digital disruption by powering artificial intelligence, machine learning, advan

BluescreenIT (BIT) Logo

BluescreenIT (BIT)

United Kingdom flag

Compliance Consulting

BluescreenIT is an IT Security Consultancy and IT and Cyber Security Training company supporting industry, local authorities, MoD and governmental IT departments strategise, train and implement afford

Dhound Logo

Dhound

United Kingdom flag

Penetration Testing

Dhound is a cybersecurity company providing web application penetration testing, focused on manual approach and comprehensive delivery, helping IT companies be secure and compliant. We’ll find cracks

More from United Kingdom

Additional United Kingdom-based vendors in rank order (not part of the top 10 badge above).

Civo Logo

Civo

United Kingdom flag

Cloud Security

Civo isn’t just another cloud and AI platform, it’s a whole new way of thinking. Designed to challenge traditional models, we’ve built a new kind of cloud, defined a better business model to support i

Concise Technologies Logo

Concise Technologies

United Kingdom flag

Backup as a Service

Concise Technologies provide specialist IT and telecoms solutions, support services, managed backup, disaster recovery, cyber security and consultancy to SME businesses across the UK and Europe. Conc

Elliptic Logo

Elliptic

United Kingdom flag

Digital Forensics and Incident Response

Elliptic solve the crucial problem of identity in cryptocurrencies, with the sole purpose of combating suspicious and criminal activity. We identify illicit activity on the bitcoin and ethereum block

Anzen Technology Systems Logo

Anzen Technology Systems

United Kingdom flag

Data Loss Prevention

Anzen create software solutions which allows organisations to utilize the public cloud for sensitive or classified information, whilst increasing data security and retaining data sovereignty. Our tec

Acunetix Logo

Acunetix

United Kingdom flag

Vulnerability Assessment

Acunetix is a leading web vulnerability scanner, widely acclaimed to include the most advanced SQL injection and XSS black box scanning technology. It automatically crawls your websites and performs

British Assessment Bureau Logo

British Assessment Bureau

United Kingdom flag

Security Operations

The British Assessment Bureau is an ISO certification body. We check conformity and compliance of companies to recognised ISO standards including ISO 27001. Our UKAS accreditation is a key part of th

Factmata Logo

Factmata

United Kingdom flag

Brand Protection

Factmata is an advanced social and news media monitoring and analytics product that uses AI to identify and track narratives online, highlighting the ones most likely to cause brand harm or misinform

Indelible Data Logo

Indelible Data

United Kingdom flag

Compliance Consulting

Indelible Data is an established information security and technology consultancy: enterprise security architecture, lead security project management, training and auditing with extensive experience of

Amiosec Logo

Amiosec

United Kingdom flag

Compliance Consulting

Amiosec is a British cyber innovation business specialising in delivering simple-to-use solutions to the complex problems of the modern world. Working closely with government and defence organisation

Chatham House Logo

Chatham House

United Kingdom flag

Security Operations

Chatham House, the Royal Institute of International Affairs, is an independent policy institute based in London, with a mission is to help build a secure, prosperous and just world. Topics cover forei

CyberSentriq Logo

CyberSentriq

United Kingdom flag

Backup as a Service

CyberSentriq is an integrated cybersecurity and data protection platform, leveraging solutions from two best-of-breed vendors in the MSP space. Partnering with over 3,000 MSPs and protecting over 150,

Intertek Group Logo

Intertek Group

United Kingdom flag

Industrial Control System Security

Intertek Group provides Assurance, Testing, Inspection and Certification services. Activities include cyber security testing and certification. We work to protect and secure sensitive data and the sa

Amtivo Group Logo

Amtivo Group

United Kingdom flag

Security Operations

Our vision is to inspire and enable organisations globally to reach their true potential, by making governance, compliance and inspection a truly positive and valuable experience. We do this through

Cado Security Logo

Cado Security

United Kingdom flag

Digital Forensics and Incident Response

Cado Security is pushing digital forensics, and cyber incident response to the next level. Cado Response PlatformWe have built a software platform for responding to cyber-security incidents and perfo

ClearHub Logo

ClearHub

United Kingdom flag

Security Operations

Do you struggle to find reliable Atlassian contractors that have the skills you need? ClearHub are the only dedicated Atlassian contractor network. With built-in support. The aim of ClearHub is simpl

CyberSource Logo

CyberSource

United Kingdom flag

Security Operations

CyberSource was one of the pioneers in online payment and fraud management services for medium and large-sized merchants.Customers use our CyberSource and Authorize.Net brand solutions to process onli

West Midlands Cyber Resilience Centre (WMCRC) Logo

West Midlands Cyber

United Kingdom flag

Governance Risk and Compliance Platforms

The East Midlands Cyber Resilience Centre supports and helps protect SMEs and supply chain businesses and third sector organisations in the region against cyber crime. Working with local Universities

CloudLayar Logo

CloudLayar

United Kingdom flag

Threat Intelligence Platforms

CloudLayar is a cloud-based website firewall for protecting your website against online threats. CloudLayar was built with simplicity in mind so that every user could use the powerful protection with

Cloudsmith Logo

Cloudsmith

United Kingdom flag

Security Operations

Cloudsmith is the only cloud-native, global, universal artifact management platform for securely developing and distributing software. Cloud-Native Artifact ManagementWhen we say cloud-native, we mea

White Bullet Logo

White Bullet

United Kingdom flag

Brand Protection

White Bullet’s risk profiling AI detects, dynamically scores and flags unsafe domains, apps and advertising. Get the most accurate infringement data and full transparency to help you secure your ad su

View all products from United Kingdom →

About United Kingdom Cybersecurity Companies

United Kingdom has a strong bench of cybersecurity vendors. Rankings here mix expert write-ups, adoption signals, and the product fields we track on each listing.

Ranking Criteria

  • Expert assessment
  • Verification and reader adoption
  • Feature completeness
  • Enterprise readiness

Updated Monthly

Our rankings are updated monthly to reflect the latest product information, vendor verification, and market changes.