UK Cybersecurity Companies

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Company Description Location
5nine Software Inc. 5nine Software is the leading global Hyper-V virtualization security and management provider. It offers the first and only agentless security and management solutions for … Reading, United Kingdom
Absolute Software Corporation Absolute is the selfhealing endpoint security company. We give IT and security pros uncompromised visibility and real-time remediation of endpoint controls and security breaches … Reading, United Kingdom
AccessData AccessData Group has pioneered digital forensics and litigation support for more than twenty years. Over that time, the company has grown to provide both stand-alone and … London, United Kingdom
Actifio, Inc. Actifio’s Virtual Data Pipeline™ technology enables customers to manage, access and protect their data faster, more efficiently, and more simply by decoupling data from … London, United Kingdom
Acuity Risk Management Acuity Risk Management LLP was formed in 2005 to provide integrated Enterprise risk management and compliance software solutions and services. Our proprietary software solution, … London, United Kingdom
Acunetix Ltd. Acunetix is the market leader in automated web application security testing, and is the tool of choice for many Fortune 500 customers. London, United Kingdom
AGARI Data, Inc. Agari, a leading cybersecurity company, is trusted by leading Fortune 1000 companies to protect their enterprise, partners and customers from advanced email phishing attacks. The … Bracknell, United Kingdom
AirWatch *By VMware, Inc. VMware AirWatch is the leader in enterprise mobility management (EMM). We empower IT with a future-proof mobility platform that provides flexibility to manage multiple use cases, … Milton Keynes, United Kingdom
Akamai Technologies Akamai is the global leader in Content Delivery Network (CDN) services, making the Internet fast, reliable and secure for its customers. The company‘s advanced web performance, … London, United Kingdom
Alert Logic Alert Logic, the leader in security and compliance solutions for the cloud, provides Security-asa-Service for on-premises, cloud, and hybrid infrastructures, delivering deep … Cardiff, United Kingdom
AlgoSec Inc. AlgoSec simplifies and automates network security policy management to make your enterprise more agile, more secure and more compliant – all the time. London, United Kingdom
Anomali *Formerly ThreatStream Inc. Anomali delivers earlier detection and identification of adversaries in your organizations network by making it possible to correlate tens of millions of threat indicators against … London, United Kingdom
AppViewX, Inc. AppViewX is a global leader in the management, automation and orchestration of best-in-class data center services, helping companies turn IT from a business impediment to an … London, United Kingdom
Apricorn, Inc. Headquartered in Poway, California, Apricorn provides hardware-based 256-bit encrypted external storage products to companies and organizations that require high-level protection … Southport, United Kingdom
Arkivum Ltd. Arkivum provides managed data archiving services to a range of industries including higher education, healthcare / NHS, life sciences, and digital heritage. These services assure … Chippenham, United Kingdom
Armor *Formerly FireHost The leader in active cyber defense, Armor offers customer-centric security outcomes for retail and eCommerce enterprises, healthcare organizations, payment leaders and financial … Slough, United Kingdom
Arxan Technologies Arxan is the trusted global leader of application attackprevention and self-protection products for Internet of Things (IoT), Mobile, Desktop, and other applications. London, United Kingdom
Avast Software Avast is one of the pioneers in the computer security business, with a portfolio that includes free antivirus for PC, Mac and Android, to premium suites and services for both … London, United Kingdom
Avecto Ltd. Avecto is a global security software company. Its innovative endpoint security solution, Defendpoint, is a multilayered prevention engine that stops cyber attacks. It takes a … Manchester, United Kingdom
AVG Technologies AVG is a leading provider of software services to secure devices, data and people. The company’s AVG Business portfolio offers a cloud security and remote monitoring and … London, United Kingdom
BAE Systems Applied Intelligence BAE solutions combine large-scale data exploitation, ‘intelligence-grade’ security and complex services and solutions integration. They operate in four key domains of … Guildford, United Kingdom
Balabit Corp. Balabit – headquartered in Luxembourg – is a leading provider of contextual security technologies with the mission of preventing data breaches without constraining business. Reading, United Kingdom
Barracuda Networks, Inc. Barracuda Networks, Inc. offers industry-leading solutions designed to solve mainstream IT problems – efficiently and cost effectively – while maintaining a level of customer … Basingstoke, United Kingdom
BCC Unternehmensberatung GmbH BCC works with companies to secure their social business infrastructure, automate underlying administration processes and ensure regulatory compliance. United Kingdom
Becrypt Becrypt has a heritage of developing security technology for mobile devices for the most security conscious organizations. From our origins of delivering secured laptops and first … London, United Kingdom
BehavioSec Inc. BehavioSec provides a layer of security that lets your customers authenticate themselves through the unique ways they type, swipe and hold their devices. You can stop fraud, … London, United Kingdom
Beta Systems Software AG Beta Systems Software AG offers large corporations, mid-sized companies and organizations high-end infrastructure software products spanning sectors for the cost-effective and … Chobham, Woking, United Kingdom
Beyond Security Our Network and application security testing solutions accurately assess and help resolve security weaknesses in networks, web applications, and software. These tools help … Reading, United Kingdom
BeyondTrust Software, Inc. BeyondTrust cyber security solutions deliver the visibility to reduce risks and the control to act against internal and external data breach threats. Leeds, United Kingdom
Bitdefender Bitdefender is the most successful Romanian IT company and a leading technology player in the global software security market. The company is developing and supporting a broad … Newcastle, United Kingdom
Black Duck Software, Inc. Organizations worldwide use Black Duck products to secure and manage open source software, eliminating pain related to open source security vulnerabilities and open source license … Theale, Reading, United Kingdom
Blackhawk Intelligence Blackhawk are a corporate investigations agency based in London. We provide a range of corporate investigative services and business research which enable businesses of all sizes … London, United Kingdom
Blueliv *by LEAP INVALUE, S.L. Blueliv is a leading cyber threat intelligence provider with a world-class in-house Labs team. We scour the web, the deep web and the dark internet to deliver fresh, automated and … London, United Kingdom
Boldon James *Part of the QinetiQ group For over 30 years, Boldon James has been a leader in data classification and secure messaging solutions, helping organisations of all sizes manage sensitive information securely … Farnborough, United Kingdom
Bomgar Corp. Bomgar offers secure and controlled access for remote support and privileged access by using Bomgar‘s unique appliance, that covers the classic A‘s: Authentication, … Marlow, United Kingdom
Borwell Ltd The borwell team delivers software and IT solutions to the UK MoD and to UK Government departments, which are secure by design. The team also works for NATO, the EDA and other … Malvern, United Kingdom
Brainloop AG Brainloop is a leading provider of software-as-a-service (SaaS) solutions for enterprise-wide secure collaboration on confidential information and documents, both within the … London, United Kingdom
BT Global Services BT Global Services is in the international line of business for BT Group, we deliver managed network IT services for business and government organisation. London, United Kingdom
BullGuard Ltd. BullGuard Ltd. provides internet security software and solutions. The Company offers software designs that protects personal computers and laptops from online threats, such as … London, United Kingdom
Carbon Black, Inc. Carbon Black leads a new era of endpoint security by enabling organizations to disrupt advanced attacks, deploy the best prevention strategies for their business, and leverage the … Reading, United Kingdom
CensorNet *Formerly SMS Passcode CensorNet provides a multi-channel, multi-layered approach to securing the cloud via its purpose-built platform. CensorNet delivers integrated web security, email security, CASB … Basingstoke, United Kingdom
Centrify Corp. Centrify protects against the leading point of attack used in data breaches ― compromised credentials. Bracknell, United Kingdom
Check Point Software Technologies Ltd. Check Point Software Technologies Ltd. is the largest network cyber security vendor globally, providing industry-leading solutions and protecting customers from cyberattacks with … London, United Kingdom
CheckRecipient CheckRecipient is an email security technology to prevent highly sensitive information being sent to the wrong people. CheckRecipient uses machine learning to analyze historical … London, United Kingdom
Chef Software We are IT automation for speed and awesomeness. We give you a model for automating IT infrastructure and applications that drive self-reliance across your development and … London, United Kingdom
CipherCloud CipherCloud, a leader in cloud security and governance, enables companies to adopt the cloud while delivering advanced data protection, compliance and control. CipherCloud … Reading, United Kingdom
Clearswift *Acquired by RUAG Clearswift is trusted by organisations globally to protect their critical information, giving them the freedom to securely collaborate and drive business growth. Our unique … Theale, Reading, United Kingdom
Cloud Technology Partners Cloud Technology Partners (CTP) is the premier cloud services and software company for enterprises moving to AWS, Google, Microsoft and other leading cloud platforms. London, United Kingdom
Cloudflare, Inc. CloudFlare is the simplest way to make websites faster, safer and smarter. London, United Kingdom
Cloudmark, Inc. Cloudmark is a trusted leader in intelligent threat protection against known and future attacks. London, United Kingdom
Coalfire Systems, Inc. Coalfire is the global technology leader in cyber risk management and compliance services for enterprises and government organizations. Manchester, United Kingdom
Code42 Software, Inc. Code42, the leader in cloud-based endpoint data security and recovery, protects more than 39,000 organizations worldwide. Code42 enables IT and security teams to centrally manage … Penn Street, Amersham, United Kingdom
Collabio *by XCDS International Ltd. Collabio Office is a platform for cloud-based, officeproductivity solutions. It enables telecom providers, vendors, enterprises, OEMs and end-users to fully utilize the modern … London, United Kingdom
Communication Security Group (CSG) Communication Security Group (CSG) is a global leader and innovator in Secure Mobility, operating at the intersection of cybersecurity and mobile and desktop communications. London, United Kingdom
Comodo Group, Inc. Comodo is a leading global provider of Digital Security, Identity and Trust Assurance services that include a comprehensive portfolio of High-Assurance Digital Certificates and … Salford, United Kingdom
Corax Corax‘s Cyber Risk Analytics Platform is a solution for CISO‘s, Operational Security, IT, Risk & Compliance. Corax quantifies cyber risk for organizations and their … London, United Kingdom
Corero Network Security, Inc. Corero Network Security is dedicated to improving the security and availability of the Internet through the deployment of innovative DDoS & Network Security Solutions. Uxbridge, United Kingdom
CounterCraft CounterCraft is a pioneering provider of deception and counterintelligence products. London, United Kingdom
Covata Ltd. Covata enables organizations to conduct business with confidence in an increasingly untrusted world - you choose where your data is stored. Covata empowers the ownership and … London, United Kingdom
cPacket Networks, Inc. cPacket Networks offers Large-Scale Network Operators and Service Providers a Distributed Monitoring Architecture that delivers improved operational efficiency, and proactive … London, United Kingdom
Cradlepoint, Inc. Cradlepoint is the leading provider of software-defined wireless and wired WAN solutions for Distributed and Mobile Enterprise with hundreds or thousands of locations or vehicles. … West Byfleet, United Kingdom
CrowdStrike, Inc. CrowdStrike™ is a leading provider of next-generation endpoint protection, threat intelligence, and pre- and post incident response services. Reading, United Kingdom
Cryptomathic Cryptomathic is one of the world‘s leading providers of security software solutions to businesses across a wide range of industry sectors, including banking, government, … Milton, Cambridge, United Kingdom
CTERA Networks Ltd. CTERA provides cloud storage solutions that enable service providers and enterprises to launch managed storage, backup, file sharing and mobile collaboration services using a … London, United Kingdom
CyberArk Software Ltd. CyberArk is the only security company laser-focused on striking down targeted cyber threats, those that make their way inside to attack the heart of the enterprise. London, United Kingdom
Cybereason Inc. Cybereason is an endpoint detection and response platform, deploying a user-level easy to deploy, frictionless endpoint silent sensor and deploying an analytical engine to detect … London, United Kingdom
CyberFlow Analytics *A Part of Webroot CyberFlow Analytics is the leader in network behavior analytics and provide a software only solution that enables end customers and Managed Security Service Providers to secure … Bracknell, United Kingdom
CyberInt CyberInt reinforce organizations’ resilience against today’s complex targeted cyber attacks. We advocate a holistic cyber security doctrine, based on enhancing our clients’ … London, United Kingdom
Cyren Ltd. CYREN provides the world’s largest service providers and software vendors with the Internet security solutions they need to protect billions of people and transactions. Designed … Bracknell, United Kingdom
Darktrace Darktrace is one of the world’s leading cyber threat defense companies. Its Enterprise Immune System technology detects previously unidentified threats in real time, powered by … Cambridge, United Kingdom
DataLocker, Inc. DataLocker is an innovative provider of encryption solutions. DataLocker products secure systems, media, external storage and cloud services for governments, military and … Stamford, United Kingdom
Datto Inc. Datto protects business data and provides secure connectivity for tens of thousands of the world‘s fastest growing companies. Datto‘s Total Data Protection solutions deliver … Reading, United Kingdom
Deep Identity Pte. Ltd *Acquired by Temasek Holdings Deep Identity is an innovation leader in providing comprehensive and unique solution to address identity governance and administration (IGA), compliance management and data … London, United Kingdom
Deep-Secure Ltd. Deep-Secure focuses on delivering cyber security products that enable secure information sharing. Deployed at the network boundary, our products enable cross-domain information … Malvern, United Kingdom
Digital Guardian The Digital Guardian platform performs across the corporate network, traditional endpoints, mobile devices and cloud applications to make it easier to see and stop all threats to … London, United Kingdom
Digital Shadows Ltd Digital Shadows provides cyber situational awareness that helps organizations protect against cyber attacks, loss of intellectual property, and loss of brand and reputational … London, United Kingdom
Distil Networks, Inc. Distil Networks, the global leader in bot detection and mitigation, is the first easy and accurate way to identify and police malicious website traffic, blocking 99.9% of bad bots … London, United Kingdom
Druva Druva is the leader in cloud data protection and information management, leveraging the public cloud to offer a single pane of glass to protect, preserve and discover information. Hayes, Uxbridge, United Kingdom
Easy Solutions *Acquired by BC Partners Easy Solutions is a security provider focused on the comprehensive detection and prevention of electronic fraud across all devices, channels and clouds. Our products range from … Richmond, United Kingdom
Echoworx Echoworx is a recognized leader in secure digital communication. Our flagship solution, OneWorld Enterprise Encryption, makes secure messaging easy and cost effective – designed … London, United Kingdom
Egress Software Technologies Egress Software Technologies is the leading provider of hosted and on-premise encryption services designed to secure all forms of electronic information and delivered to customers … London, United Kingdom
Elastic Elastic is the world‘s leading software provider for making structured and unstructured data usable in real time for search, logging, security, and analytics use cases. London, United Kingdom
Emailage Corp. Emailage Risk Assessment acts as an up-front layer of security to help global enterprises reduce fraud risk while approving more transactions. In the form of an easy-to-understand … London, United Kingdom
Encode Encode delivers a cutting edge Security Analytics & Response Orchestration platform and best of breed Cyber Security Operations and Services, empowering organizations with early … London, United Kingdom
Encription Ltd Encription Limited is a UK based CESG CHECK IT Security Company, where we complete Penetration Testing and IT training courses for a mixture of Private and Public Companies. We … Kidderminster, United Kingdom
Endace Technology Ltd. Endace provides world-leading network visibility infrastructure products. Endace products are trusted by some of the world’s largest organizations to accelerate their response … Maidenhead, United Kingdom
Entersekt Pty Ltd. Entersekt is an innovator in push-based authentication and app security. London, United Kingdom
eperi GmbH The Darmstadt-based IT-Security company eperi provides strong encryption for sensitive data in applications and databases, so that administrators and attackers alike only see … London, United Kingdom
eSentire, Inc. eSentire is the largest pure-play Managed Detection and Response (MDR) service provider, keeping organizations safe from constantly evolving cyber-attacks that technology alone … London, United Kingdom
Exabeam, Inc. Exabeam is a security intelligence solution that leverages existing log data to quickly detect modern cyber attacks, prioritize security incidents, and accelerate effective … Cheltenham, United Kingdom
Exonar Exonar‘s platform discovers what information is critically important, where it is located and who has access to it. We use enterprise scale big data architecture and machine … Newbury, United Kingdom
ExpressPlay *A Intertrust company ExpressPlay is a secure, cloud service for content protection across most consumerused devices. It provides a DRM (Digital Rights Management) service for UHD, OTT, live streaming, … London, United Kingdom
F5 Networks, Inc. At F5, #WeMakeAppsGo faster, smarter and safer. Delivering cloud and security solutions for the world’s largest businesses. London, United Kingdom
Feedzai Feedzai has one critical mission: make commerce safe. At Feedzai, we’re coding the future of commerce with a leading Agile Machine Learning Platform. The world’s largest banks,… Oxford, United Kingdom
Fidelis Cybersecurity Inc. Fidelis Cybersecurity protects the world’s most sensitive data by equipping organizations to detect, investigate and stop advanced cyberattacks. Our products, services and … Fleet, United Kingdom
FireEye, Inc. FireEye has invented a purpose-built, virtual machinebased security platform that provides real-time threat protection to enterprises and governments worldwide against the next … Reading, United Kingdom
Forcepoint Forcepoint is transforming cybersecurity by focusing on what matters most: understanding people’s behaviors and intent as they interact with critical data and IP wherever it … Earley, Reading, United Kingdom
ForgeRock ForgeRock, one of the fastest-growing identity relationship management vendors in the world, helps leading global brands, enterprises and government entities build secure, … Bristol, United Kingdom
Fortinet, Inc. We provide top-rated network and content security, as well as secure access products that share intelligence and work together to form a cooperative fabric. Reading, United Kingdom
Frama Communications AG Frama e-communications for business is the logical answer to the digital business communication challenges of the 21st century. Our goal: Added value and communication security, … Hoddesdon, United Kingdom
Gemalto Gemalto brings trust to an increasingly connected world. We do this by delivering software and other technologies to businesses and governments that helps them authenticate … Blackwater, Camberley, United Kingdom
Genie9 Inc. Genie9 designs, develops, and markets storage management and disaster recovery solutions. The company‘s suites include data backup solutions for home users to SMB and enterprise … London, United Kingdom
Gigamon Gigamon provides active visibility into physical and virtual network traffic, enabling stronger security and superior performance. Gigamon’s Visibility Fabric and GigaSECURE, … Reading, United Kingdom
GlobalSign Inc. GlobalSign, founded in 1996, is the leading provider of trusted identity and security solutions enabling businesses, large enterprises, cloud service providers and IoT innovators … Maidstone, United Kingdom
Guidance Software, Inc. At Guidance, we exist to turn chaos and the unknown into order and the known – so that companies and their customers can go about their daily lives as usual without worry or … Slough, United Kingdom
Hortonworks Hortonworks is a leading innovator in the industry, creating, distributing and supporting enterprise-ready open data platforms and modern data applications. London, United Kingdom
IBM Resilient Systems *An IBM Company Resilient’s Incident Response Platform (IRP) empowers cyber security teams to transform their security posture. Reading, United Kingdom
idappcom idappcom provides unique industry approved software solutions for auditing and enhancing the threat recognition and response capabilities of your corporate security defences. London, United Kingdom
Imperva Imperva is a leading provider of cyber security solutions that protect business critical data and applications in the cloud and on-premises. Bracknell, United Kingdom
Imprivata Imprivata® the healthcare IT security company, provides healthcare organizations globally with a security and identity platform that delivers authentication management, fast … Hayes, Uxbridge, United Kingdom
InAuth, Inc. *Acquired by American Express InAuth offers the market’s best mobile-first products for authentication and fraud prevention across mobile apps, mobile browser, and desktop browser. London, United Kingdom
InteliSecure InteliSecure is an internationally recognized leader in critical asset protection, providing a portfolio of information and network security services to help organizations protect … Chineham, Basingstoke, United Kingdom
Intelliagg Intelliagg is a cyber threat intelligence solutions provider. We work with large global organisations and channel partners to control or evade data loss, reputational damage and … Twickenham, United Kingdom
Intelliment Security Intelliment Security offers a software-defined abstract and intelligent control plane where security policy changes are automatically orchestrated and deployed to the network … London, United Kingdom
Intercede Intercede is a cybersecurity company specializing in identity, credential management and secure mobility to enable digital trust. It provides software and services that help … Lutterworth, United Kingdom
Intermedia.net, Inc. Intermedia is a onestop shop for cloud business applications. Our Office in the Cloud™ suite integrates the essential IT services that businesses need simply to do business—… Emersons Green, Bristol, United Kingdom
Intertrust Technologies Corporation Intertrust Technologies invents, develops, and delivers technologies for trusted computing, digital privacy, and security among leading global corporations from mobile and CE … London, United Kingdom
Klocwork *A Rogue Wave Software Product Klocwork on-the-fly static code analysis helps developers create more secure and reliable software. Reading, United Kingdom
Kroll Kroll is the leading global provider of risk solutions. We‘ve been helping clients make confident risk management decisions about people, assets, operations and security for … London, United Kingdom
L3 TRL Technology L3 TRL Technology is an agile UK-based company which designs, develops and delivers advanced electronic systems for the protection of people, infrastructure and assets. We … Ashchurch, Tewkesbury, United Kingdom
Lastline, Inc. Lastline delivers the most effective and comprehensive security platform to detect, stop, and manage targeted attacks, advanced persistent threats, zero-day exploits, and evasive … London, United Kingdom
Linoma Software, Inc. Founded in 1994, Linoma Software provides innovative technologies for protecting sensitive data and automating data movement. Fleet, United Kingdom
LogPoint A/S With LogPoint, you will discover a full enterprise SIEM solution. LogPoint is EAL 3+ certified and the solution is tailored to solve the specific security management challenges of … Almondsbury, Bristol, United Kingdom
LogRhythm, Inc. LogRhythm, a leader in security intelligence and analytics, empowers organizations around the globe to rapidly detect, respond to and neutralize damaging cyber threats. Maidenhead, United Kingdom
Lynx Software Technologies, Inc. Through precision engineering, Lynx develops advanced kernel technology that empowers innovative companies to create the safest, most secure systems in the world. Reading, United Kingdom
Masergy Masergy owns and operates the largest independent Software Defined Platform in the world, delivering hybrid networking, managed security and cloud communication solutions to … London, United Kingdom
Menlo Security Menlo Security protects organizations against cyber attacks from the Web, email and other critical threat vectors. Our Isolation Platform isolates content and eliminates malware … Earley, Reading, United Kingdom
MetricStream MetricStream is simplifying Governance, Risk, and Compliance (GRC) for modern and digital enterprises. Our market-leading enterprise and cloud Apps for GRC enable organizations to … London, United Kingdom
Micro Focus International plc Micro Focus is a global software company with 40 years of experience in delivering and supporting enterprise software solutions that help customers innovate faster with lower risk. Newbury, United Kingdom
Mimecast Limited We are a leading provider of next generation cloud security and risk management services for corporate information and email. Our fully-integrated suite of proprietary cloud … London, United Kingdom
Miracl *Formerly Certivox MIRACL is a leading Internet cyber-security company providing the next generation of protection to Cloud Computing services and their customers by replacing the outdated and … London, United Kingdom
Nasuni Nasuni Cloud NAS is storage for the distributed enterprise that dramatically reduces the cost, risk, and complexity of providing globally distributed remote and branch offices … London, United Kingdom
NCC Group plc NCC Group is a global expert in cyber security and risk mitigation, working with businesses to protect their brand, value and reputation against the ever-evolving threat landscape. Manchester, United Kingdom
Nehemiah Security Nehemiah Security is transforming how organizations secure their systems against today’s most sophisticated cyberattacks without relying on processes that cannot keep up with … London, United Kingdom
NetFort Technologies Limited NetFort provides network traffic and security monitoring software for virtual and physical networks. NetFort’s flagship product, LANGuardian, is unique in the marketplace thanks … London, United Kingdom
NetPilot Internet Security Ltd. NetPilot Internet Security (NIS) Ltd is a UK company with fifteen years of experience of developing and manufacturing internet security and productivity appliances. Swindon, United Kingdom
Netscylla Our team of expert cyber security consultants leverage years of experience and intelligence from a number of sectors including: national security, public service operations, … Brighton, United Kingdom
Netsparker Netsparker Ltd is a young and enthusiastic UK based company focused on developing automated web security products, mainly the false positive web application security scanners … Pinner, United Kingdom
Netwrix Corporation Netwrix Corporation is the IT auditing company providing software that maximizes visibility into who changed what, when, where and who has access to what in the IT infrastructure. London, United Kingdom
Neupart GRC *A Subsidiary of KMD Neupart is the leading provider of an Information Security Management Solution (ISMS). Neupart helps enterprises manage compliance demands and operational risk, and provides … London, United Kingdom
Neustar, Inc. *Acquired by Golden Gate Capital As a global information services provider and a leader in Connection Science, we know how to connect people, places, and things. Our marketing, risk, security, registry, and … London, United Kingdom
New Net Technologies Ltd. New Net Technologies (NNT) is a cyber security and compliance solutions manufacturer delivering non-stop, improvement based change control, compliance management, vulnerability … Redbourn, St Albans, United Kingdom
Nexsan *Formerly Imation & Connected Data Nexsan™ is leading the way in redefining unified storage. The company has been at the forefront in developing worldclass storage technologies that are focused on the critical … Derby, United Kingdom
Nexthink S.A. Nexthink is a leader in end-user experience management. By combining real-time endpoint analytics and end-user feedback Nexthink helps IT improve business impact. Nexthink’s … Farnborough, United Kingdom
NextLabs, Inc. NextLabs, Inc. provides data-centric security software to protect business critical data and applications. Our patented dynamic authorization technology and industry leading … London, United Kingdom
Nine23 Nine23 provide secure & accredited end to end enterprise mobility management (EMM) solutions & managed services for the operational end-user in governed and regulated markets. We … Chilworth, Southampton, United Kingdom
NSFOCUS, Inc. NSFOCUS was founded in 2000 to provide enterprise-level network security solutions and services primarily in the Asia/Pacific market. The new NSFOCUS International Business … Hayes, Uxbridge, United Kingdom
NTA Monitor NTA Monitor is an information security firm. More specifically, we are a group of people passionate about information security. We thrive on building lasting relationships with … Chatham, United Kingdom
OneLogin, Inc. Secure Access for Every User, Every App, Every Device OneLogin simplifies Identity and Access Management (IAM) for a more efficient, secure enterprise, delivering an identity … London, United Kingdom
OpenDNS *A Part of Cisco OpenDNS is the world’s largest Internet-wide security network. Founded in 2005, the company has evolved from a provider of fast, reliable DNS services into a leading network and … London, United Kingdom
Opengear, Inc. Opengear delivers next generation intelligent solutions for managing critical IT and communications infrastructure. Opengear smart solutions equip our customers’ networks with … Slough, United Kingdom
Origone Ltd. Origone provides a comprehensive, protective shield against ever-changing email malware threats Augmented with artificial intelligence and cognitive algorithms, the ORISECURE’s … London, United Kingdom
Osirium The Osirium team have intelligently combined the latest generation of Cyber-Security and Automation technology to create the world’s first, built-forpurpose, Privileged … Donaghmore, Dungannon, United Kingdom
Outpost24 AB Founded in 2001, Outpost24 is a vulnerability management company providing best-inclass solutions to help users identify and mitigate weaknesses in their network. Outpost24 offers … London, United Kingdom
Parasoft Parasoft researches and develops software solutions that help organizations deliver defect-free software efficiently. By integrating development testing, API testing, and service … High Wycombe, United Kingdom
PhishMe, Inc. PhishMe is the leading provider of threat management for organizations concerned about human susceptibility to advanced targeted attacks. PhishMe’s intelligence-driven platform … London, United Kingdom
Picus Security With its unique approach, Picus Security continuously assesses security controls and reveals deficient ones before hackers do. Sherfield on Loddon, Hook, United Kingdom
Pindrop Security Pindrop provides enterprise solutions to secure phone and voice communications. Pindrop solutions reduce fraud losses and authentication expense for some of the largest call … London, United Kingdom
Ping Identity Corp. Since 2003, Ping Identity has been providing identity and access management (IAM) solutions that give customers and employees one-click access to any application from any device. London, United Kingdom
PixAlert PixAlert is a market leader in the detection and prevention from the risk of critical data loss and inappropriate images. Through its unique auditing and monitoring software … Cambridge, United Kingdom
Portnox The connected world is evolving. Every day. Every hour. Every minute. More devices join the corporate network. Smartphones and tablets. Internet of Things (IoT) devices of all … London, United Kingdom
PortSwigger Ltd. PortSwigger is a global leader in the creation of software tools for security testing of web applications. Knutsford, United Kingdom
PQ Solutions Ltd. The Post-Quantum team has extensive expertise in the data security, defence and intelligence sectors, countering both physical and cyber threats. London, United Kingdom
PRADEO SECURITY SYSTEMS Pradeo is a global company, leader in the mobile security field, offering innovative services to protect smartphones, tablets and connected objects. London, United Kingdom
Praetorian Group, Inc. Praetorian® enables clients to identify and manage information security risk. Our services include security assessments, penetration testing, code reviews, secure software … London, United Kingdom
ProCheckUp ProCheckUp is a London-based independent provider of cyber security services, including IT Security, Assurance, Compliance and Incident Response. We commenced offering Penetration … London, United Kingdom
Protectimus Solutions LLP Protectimus is an OATH-certified two-factor authentication solution that provides both Cloud-Based and On-Premise authentication and solves non-standard problems in 2FA. It also … London, United Kingdom
Protegrity USA, Inc. Protegrity is the leading enterprise data security software company worldwide, providing high performance, infinitely scalable, end-to-end data security solutions. Protegrity … Maidenhead, United Kingdom
PT Global Solutions Ltd. *DBA Positive Technologies Positive Technologies is a leading global provider of enterprise security solutions for vulnerability and compliance management, incident and threat analysis, and application … London, United Kingdom
Quotium Quotium helps businesses protect data and reduce application security risk. We provide automated technologies to make business applications secure and robust while delivering … London, United Kingdom
Ravelin Technology Ltd. Ravelin prevents fraud and protects margins for online businesses. Companies all over the world are accepting more transactions with fewer chargebacks thanks to our unique machine … London, United Kingdom
Raytheon Foreground Security Raytheon Foreground Security is a dedicated cyber security company providing security engineering, assessment, customized security training, and advanced incident response and … Harlow, United Kingdom
Recorded Future Recorded Future arms you with real-time threat intelligence so you can proactively defend your organization against cyber attacks. London, United Kingdom
Red Lambda Red Lambda provides cyber security threat detection solutions to enable private sector and government organizations to detect previously undetectable threats— the “unknown … London, United Kingdom
RedSeal, Inc. RedSeal Inc., founded in 2004, helps Global 2000 organizations defend their critical digital assets. RedSeal gets ahead of cyber criminals by calculating every possible internal … Welwyn Garden City, United Kingdom
Restorepoint Restorepoint quickly helps you increase network availability and security across all of your network and security products. Save hours of administration time per week by … Send, Woking, United Kingdom
Ripjar Ripjar was founded by a team of talented engineers from the UK Government who have been successfully discovering actionable insights in complex data for many years. We have used … London, United Kingdom
RiskIQ RiskIQ is the leader in digital threat management, providing the most comprehensive discovery, intelligence, and mitigation of threats associated with an organization’s digital … London, United Kingdom
RiskVision *Formerly Agiliance RiskVision develops comprehensive risk intelligence solutions for the enterprise. The highly decorated RiskVision platform is the industry’s first risk intelligence solution … London, United Kingdom
RSA Security LLC *A part of EMC More than 30,000 customers worldwide rely on RSA solutions for cyber threat detection and response, identity and access management, online fraud prevention, and business risk … Bracknell, United Kingdom
SailPoint SailPoint is the fastestgrowing, independent identity and access management (IAM) provider and helps global organizations securely and effectively deliver and manage user access … London, United Kingdom
Saviynt, Inc. Saviynt offers complete access governance and intelligence solutions for critical Data, Workloads, DevOps Resources, and Access to critical applications on Cloud and Enterprise. … Reading, United Kingdom
Seclore Seclore’s Enterprise Digital Rights Management solution enables organizations to control the usage of files wherever they go, both within and outside of organizations’ … Paisley, United Kingdom
SecureAuth With authentication security, single sign-on and user self-service tools together in a single platform, SecureAuth IdP allows strong identity security while minimizing disruption … Guildford, United Kingdom
SecurEnvoy Ltd. As the original inventors of tokenless authentication, our goal is to continue to design innovative solutions that take advantage of the users mobile phones or other personal … Basingstoke, United Kingdom
Securonix, Inc. Securonix is working to radically transform all areas of data security with actionable security intelligence. Our purpose-built advanced security analytics technology mines, … London, United Kingdom
SentryBay SentryBay is a leader in internet data security software - its proactive solutions offer unparalleled security in real-time preventing identity theft and theft of corporate data - … London, United Kingdom
Shape Security Shape Security defends Global 2000 corporations from increasingly sophisticated automated cyber-attacks, including large-scale account takeover, credential stuffing, content … London, United Kingdom
Silobreaker Ltd. Silobreaker products help security and intelligence professionals make sense of the overwhelming amount of data on the web. By providing powerful tools and visualisations that cut … London, United Kingdom
Skybox Security, Inc. Skybox gives security leaders the cybersecurity management solutions they need to eliminate attack vectors and safeguard business data and services every day. With unparalleled … Reading, United Kingdom
Skyhigh Networks, Inc. Skyhigh Networks, the world’s leading Cloud Access Security Broker (CASB), enables enterprises to safely adopt cloud services, while meeting their security, compliance and … London, United Kingdom
Smoothwall Smoothwall develop intelligent web filtering and security solutions designed to protect users worldwide. Our products ensure safety and productivity — without forcing you to … Leeds, United Kingdom
Solarflare Solarflare is the leading provider of application-intelligent networking I/O software and hardware platforms that accelerate, monitor and secure network data, and is the pioneer … Warrington, United Kingdom
SolarWinds SolarWinds provides powerful and affordable IT management software to customers worldwide from Fortune 500 enterprises to small businesses. London, United Kingdom
Sophos Group plc Sophos delivers the best IT security and data protection for businesses. We offer complete security with our full range of endpoint, encryption, email, web, mobile, network … Abingdon, United Kingdom
SOTI, Inc. SOTI Inc. develops industry-leading solutions for enterprise mobility management, allowing organizations to empower enterprise mobility through support for corporate-liable and … Solihull, United Kingdom
Spirent Communications plc Spirent has a broad portfolio of innovative products and services and is organised into three operating segments: networks & applications, wireless & service experience, service … Crawley, United Kingdom
SQR Systems A cyber security company developing new ways of transmitting data securely over low bandwidth and unreliable networks without compromising the user experience. Our patented, … London, United Kingdom
SS8 SS8 is a time machine for breach detection. SS8 applies today’s knowledge to history to find breaches now that you didn’t know about before. By generating, storing and … Farnborough, United Kingdom
StatusToday StatusToday was started in 2015 after Ankur and Mircea met at leading accelerator for technical founders, Entrepreneur First. They teamed up to build a company that uses AI to … London, United Kingdom
Stormshield *A Subsidiary of Airbus Defence and Space Stormshield offers innovative end-to-end security solutions to protect networks (Stormshield Network Security), terminal. Certified at the highest European level (EU RESTRICTED, … Staines, United Kingdom
Stroz Friedberg, LLC *An AON Company Stroz Friedberg is a global leader in cybersecurity, investigations, intelligence and risk management. We are a collection of the brightest minds in the fields of cybersecurity, … London, United Kingdom
Sumo Logic Sumo Logic is a secure, cloud-native, machine data analytics service, delivering realtime, continuous intelligence from structured, semi-structured and unstructured data across … London, United Kingdom
Surevine Surevine specialise in real-time secure information sharing. We design, build and support secure, scalable collaboration environments for National, Homeland and Cyber Security … Guildford, United Kingdom
Swivel Secure Swivel Secure is a pioneering network security solutions provider. Its adaptive authentication platform, underpinned by PINsafe, the company‘s patented onetime-code extraction … Wetherby, United Kingdom
Symphony Communication Services, LLC Symphony’s secure, cloud-based communications service delivers the next wave in organizational productivity where markets and individuals come together to create vibrant … London, United Kingdom
Tanium Tanium was founded to deliver a new and innovative approach to endpoint management and security that delivers instant visibility and responsiveness that does not slow down as the … Reading, United Kingdom
Telesign TeleSign is the leader in Mobile Identity solutions, helping customers secure more than 3.5 billion end user accounts worldwide and prevent registration fraud, while improving … London, United Kingdom
Tenable Network Security, Inc. Tenable transforms security technology for the business needs of tomorrow through comprehensive solutions that provide continuous visibility and critical context, enabling … Hayes, Uxbridge, United Kingdom
ThousandEyes ThousandEyes is a Network Intelligence platform that delivers visibility into every network your organization relies on. Quickly and precisely pinpoint the root cause of problems… London, United Kingdom
ThreatConnect, Inc. ThreatConnect, Inc. provides industry-leading advanced threat intelligence software and services including ThreatConnect®, the most widely adopted Threat Intelligence Platform (… London, United Kingdom
ThreatMetrix ThreatMetrix®, The Digital Identity Company™, is the market-leading cloud solution for authenticating digital persons and transactions on the Internet. Verifying more than 20 … London, United Kingdom
Thycotic Thycotic prevents cyber attacks by securing passwords, protecting endpoints and controlling application access. Thycotic is one of the world’s fastest growing IT security … London, United Kingdom
Tigera Tigera is solving the networking and security problems inherent in deploying and enforcing policy in large private, public, and hybrid enterprises. London, United Kingdom
Titania LTD At Titania, we develop cyber security auditing software. Our security and compliance tools enable organisations to produce expert level security reports on their networks at a … Worcester, United Kingdom
TrapX Security, Inc. TrapX Security is a leader in the delivery of deception based cyber security defense. Our solutions rapidly detect, analyze and defend against new zero day and APT attacks in real-… London, United Kingdom
Trusted Knight Corp. Trusted Knight is a leading provider of security software solutions focused on defeating newly developed malware and crimeware trojans. These trojans are now responsible for the … London, United Kingdom
Trustwave Trustwave helps businesses fight cybercrime, protect data and reduce security risk. London, United Kingdom
vArmour vArmour, the data center and cloud security company, delivers software-based segmentation and micro-segmentation to protect critical applications and workloads with the industry’… Alton, United Kingdom
Varonis Varonis is a leading provider of software solutions that protect data from insider threats and cyberattacks. Through an innovative software platform, Varonis allows organizations … London, United Kingdom
Venafi, Inc. Venafi is the marketleading cybersecurity company that secures and protects the cryptographic keys and digital certificates every business and government depends on for secure … United Kingdom
Veriato *Formerly SpectorSoft The Veriato mission is to provide world-class software and support that enables our customers to protect their most valuable assets, reduce their risk, and gain unparalleled … Woking, United Kingdom
Verisign Verisign, a global leader in domain names and Internet security, enables Internet navigation for many of the world’s most recognized domain names and provides protection for … London, United Kingdom
Versasec Versasec, a leading IT solutions provider in the identity and access management space, focuses on easy deployment of smart cards with innovative smart card management systems. We … Waterlooville, United Kingdom
VoiceVault Inc. VoiceVault is a US based company (El Segundo, CA) with an R&D center in the UK, whose solutions use the unique characteristics of a person’s voice for biometric identity … Reading, United Kingdom
WALLIX WALLIX is a software company offering privileged access management solutions for large and medium sized enterprises, public organizations and cloud service providers, helping … Guildford, United Kingdom
Wandera Wandera provides security and management of mobile data for global enterprises. Solutions include mobile threat prevention, compliance and data cost management. Wandera’s … London, United Kingdom
WhiteHat Security WhiteHat Security is the leading provider of website risk management solutions. Sentinel, WhiteHat‘s flagship product, is the most accurate, complete and cost-effective website … London, United Kingdom
WinMagic Inc. WinMagic provides intelligent key management for everything encryption, with robust, manageable and easy-to-use data security solutions. WinMagic’s SecureDoc secures data … Guildford, United Kingdom
Wombat Security Technologies, Inc. Wombat Security Technologies provides information security awareness and training software to help organisations teach their employees secure behavior. *Acquired by Proofpoint in … London, United Kingdom
Xyone Cyber Security Xyone Cyber Security is a provider of threat detection, penetration testing and cyber incident response solutions. Bailrigg, Lancaster, United Kingdom
ZeroFOX Inc. ZeroFOX, the innovator of social media & digital security, protects modern organizations from dynamic security, brand and physical risks across social, mobile, web and … London, United Kingdom
Zerto Zerto provides enterprise-class disaster recovery and business continuity software specifically for virtualized data centers and cloud environments. Sulhamstead, Reading, United Kingdom
ZoneFox *By Inquisitive Systems ZoneFox protects Intellectual Property from security breaches by monitoring relevant data, providing immediate alerts to breaches of policy and full forensic tracking. It protects … Edinburgh, United Kingdom
Zoolz Zoolz is the first service to leverage Amazon Glacier technology in an intuitive way to provide easy data tiering and complete users management system using Cold Storage … London, United Kingdom

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