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51 Best UK Cyber Security Startups to Follow

This article showcases PC Beasts’ top picks for the best ‘Cyber Security’ startups. These startups are taking a variety of approaches to innovating in the Cyber Security’ industry, but are all exceptional startups well worth a follow.

We selected these startups for exceptional performance in one of these categories:

  • Innovation
    • Innovative ideas
    • Innovative route to market
    • Innovative product
  • Growth
    • Exceptional growth
    • Exceptional growth strategy
  • Management
  • Societal impact

Welp Magazine (our partner website) hosts a yearly startup award honouring the most outstanding entrepreneurs and high-growth businesses in the world. If you want to enter your startup to be in the running for the top startup of 2021 or learn more about our competition click here.


1. TurgenSec

The idea behind this startup: TurgenSec provides useful InfoSec research and information to the public.

Headquarters: London, England, United Kingdom

Industries: Cloud Security, Cyber Security, Network Security

Founders: Nathaniel Fried, P X

Follow this startup or buy their offering:

Crunchbase

Website

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2. ESA Business Applications

The idea behind this startup: ESA Business Applications is the go-to place for business ideas involving space in all areas of society and economy.

Headquarters: Oxford, Oxfordshire, United Kingdom

Industries: Agriculture, Cyber Security, Information Technology, InsurTech, Internet, Internet of Things, Logistics, Space Travel

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

Website

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3. BitValley Mining Corporation Limited

The idea behind this startup: Green Cryptocurrency Mining Solutions

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Financial Services, Information Technology, Insurance, Payments

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

Website

Facebook


4. PortSwigger

The idea behind this startup: PortSwigger Burp Suite is the leading toolkit for web application security testing.

Headquarters: Knutsford, Cheshire, United Kingdom

Industries: Cyber Security, Information Technology, Security, Software

Founders: Unknown

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Crunchbase

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5. Macrium Software

The idea behind this startup: The Complete Disaster Recovery Solution

Headquarters: Manchester, Manchester, United Kingdom

Industries: Cyber Security, Software

Founders: Unknown

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6. Risktec Solutions

The idea behind this startup: Risktec Solutions is a specialist risk management consulting and training company.

Headquarters: Warrington, Warrington, United Kingdom

Industries: Consulting, Cyber Security, Information Technology, Legal, Public Safety, Risk Management

Founders: Unknown

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Crunchbase

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7. Hack The Box

The idea behind this startup: Hack The Box is a platform allowing you to test your penetration testing skills, exchange ideas & methodologies with the community.

Headquarters: Folkestone, Kent, United Kingdom

Industries: Cyber Security

Founders: Haris Pylarinos

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Crunchbase

Website

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8. Top10VPN

The idea behind this startup: Top10VPN.com is a leading VPN (Virtual Private Network) review website. We provide unbiased reviews and advice about VPN services.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Network Security, Privacy

Founders: Antonio Argiolas

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Crunchbase

Website

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9. Netcraft

The idea behind this startup: Netcraft is an Internet services company based in Bath which provides Internet data mining and anti-cybercrime services.

Headquarters: Bath, Bath and North East Somerset, United Kingdom

Industries: Cyber Security, Fraud Detection, Government, Online Portals

Founders: Mike Prettejohn

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Crunchbase

Website

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10. Acunetix

The idea behind this startup: Aquinetix offers an automated tool that enables companies to scan their web apps to identify and resolve exploitable vulnerabilities.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Enterprise Software, Information Technology, Internet, Network Security, SaaS

Founders: Nick Galea

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Crunchbase

Website

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11. National Cyber Security Centre

The idea behind this startup: National Cyber Security Centre is the operational side of the Department in regard to network and information security.

Headquarters: London, England, United Kingdom

Industries: Association, Cyber Security, Government, Internet

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

Website

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12. Barclays Ventures

The idea behind this startup: Venture capital unit aiming to accelerate the growth of new business lines, and customer propositions around areas of disruptive technology

Headquarters: London, England, United Kingdom

Industries: Blockchain, Cyber Security, Finance, Financial Services, Information Technology, Venture Capital

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

Website

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13. PPC Protect

The idea behind this startup: Click fraud protection for Google Ads Advertisers

Headquarters: Bolton, Bolton, United Kingdom

Industries: Advertising, CRM, Cyber Security, Security

Founders: Neil Andrew, Segev Hochberg

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14. SC Media

The idea behind this startup: SC Media arms information security professionals with the in-depth, unbiased business.

Headquarters: Twickenham, Richmond upon Thames, United Kingdom

Industries: Cyber Security, Information Technology, Network Security, Security

Founders: Unknown

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15. Darktrace

The idea behind this startup: Darktrace is the world’s leading cyber AI company and the creator of Autonomous Response technology.

Headquarters: Cambridge, Cambridgeshire, United Kingdom

Industries: Artificial Intelligence, Cyber Security, Information Technology, Machine Learning

Founders: Dave Palmer, Emily Orton, Jack Stockdale, Nicole Eagan, Poppy Gustafsson

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16. G-Research

The idea behind this startup: G-Research is a research and technology company that specializes in Quantitative Research and IT Infrastructure.

Headquarters: London, England, United Kingdom

Industries: Business Intelligence, Cyber Security, Information Technology, Machine Learning, Natural Language Processing, Software Engineering

Founders: Ben Leadsom, Chris Goddard, Jennifer Coyle Byrne

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Website

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17. BT

The idea behind this startup: BT provides communications services to consumer and business sectors worldwide.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Information Technology, Internet, Network Security, Telecommunications

Founders: William Fothergill Cooke

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18. QinetiQ

The idea behind this startup: QinetiQ is an international provider of technology-based services and solutions to the defense, security and related markets.

Headquarters: Cardigan, Ceredigion, United Kingdom

Industries: Aerospace, Cyber Security, National Security, Space Travel

Founders: Unknown

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19. My1Login

The idea behind this startup: My1Login is a next generation Identity and Access Management solutions for Enterprise.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Identity Management, SaaS, Software

Founders: Michael Newman

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20. Netacea

The idea behind this startup: Smarter Bot Management using Intent Analytics™ powered by machine learning. A sophisticated approach for sophisticated threats.

Headquarters: Manchester, Manchester, United Kingdom

Industries: Analytics, Cyber Security, Information Technology, Internet, Machine Learning, Network Security, SaaS, Security

Founders: Andy Still, Jeremy Gidlow

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21. Chess ICT

The idea behind this startup: Chess ICT provide services including product supply and installation, storage, hosted and cloud solutions.

Headquarters: Alderley Edge, Cheshire, United Kingdom

Industries: Cyber Security, Information Technology, Network Security

Founders: David Pollock

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22. The Defence Works

The idea behind this startup: The Defence Works is a leading provider of Security Awareness Training and Simulated Phishing

Headquarters: Salford, Oxfordshire, United Kingdom

Industries: Cyber Security, Information Technology, Network Security, Security, Software

Founders: Edward Whittingham

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23. Imagen Ltd

The idea behind this startup: Imagen Ltd is a modular enterprise video platform that enables content owners to publish and monetize media archives.

Headquarters: Cambridge, Cambridgeshire, United Kingdom

Industries: Cloud Data Services, Cyber Security, Information Technology, Video, Web Development

Founders: Paul McConkey, Tony Blake

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Website

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24. WebARX

The idea behind this startup: WebARX is a website security and monitoring platform.

Headquarters: London, England, United Kingdom

Industries: Cyber Security

Founders: Oliver Sild, Tauri Karson

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25. GPSLive

The idea behind this startup: GPSLive – Real Time GPS Tracking

Headquarters: Bristol, Bristol, City of, United Kingdom

Industries: Cyber Security, iOS, Location Based Services, Security

Founders: Unknown

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Crunchbase

Website


26. VoodooSMS

The idea behind this startup: Voodoo SMS provides the most intuitive platform for sending textmessages online.

Headquarters: Huddersfield, Kirklees, United Kingdom

Industries: Cyber Security, Information Technology, Internet, Messaging

Founders: Unknown

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Crunchbase

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27. Intruder

The idea behind this startup: Intruder is a cloud-based vulnerability scanner that finds cyber security weaknesses in your external infrastructure.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Small and Medium Businesses

Founders: Chris Wallis, David Robinson

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28. Dealroom.co

The idea behind this startup: Global database to identify & track promising companies

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Finance, Information Services

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

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29. VIPole

The idea behind this startup: VIPole is an instant messenger for secure messaging and calls with encrypted file storage solutions.

Headquarters: South Shields, South Tyneside, United Kingdom

Industries: Cyber Security, Information Technology, Internet of Things, Messaging, Software

Founders: Unknown

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Crunchbase

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30. Insight Security

The idea behind this startup: Insight Security is AN protector which resolves the all security problems.

Headquarters: Lewes, East Sussex, United Kingdom

Industries: Cyber Security, Security, Social Network

Founders: Unknown

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Crunchbase

Website


31. Cyber Security Jobsite.com

The idea behind this startup: CyberSecurityJobsite.com is designed to attract candidates who work, or are looking to work, within the Cyber Security environment.

Headquarters: Bromley, Bromley, United Kingdom

Industries: Cyber Security, Information Technology, Security

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

Website

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32. The Inquirer

The idea behind this startup: The Inquirer is a website that publishes daily news, reviews on the latest gadgets and devices, and in depth articles for tech buffs.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Hardware, Mobile Devices

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

Website

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33. Cawamo

The idea behind this startup: Cawamo is a security company that provides an infrastructure for advanced video applications.

Headquarters: York, York, United Kingdom

Industries: Artificial Intelligence, Cloud Management, Cyber Security, Data Center Automation, Homeland Security, Security

Founders: Yaki Timor

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34. DataGuidance

The idea behind this startup: DataGuidance is an in-depth and up-to-date privacy and security regulatory research platform.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Information Technology, Security

Founders: Unknown

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35. Digital Catapult

The idea behind this startup: Digital Catapult drives early adoption of advanced digital technologies to grow the country’s economy.

Headquarters: London, England, United Kingdom

Industries: Artificial Intelligence, Augmented Reality, Blockchain, Cyber Security, Information Technology, Internet, Internet of Things, Non Profit, Virtual Reality

Founders: Jeremy Silver, Neil Crockett

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36. Callsign

The idea behind this startup: Callsign is an identity fraud, authorisation and authentication company.

Headquarters: London, England, United Kingdom

Industries: Artificial Intelligence, Computer, Cyber Security, Machine Learning, Network Security

Founders: Ian Welch, Zia Hayat

Follow this startup or buy their offering:

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37. Cado Security

The idea behind this startup: We’re building a platform to push digital forensics forward into the cloud era.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Enterprise Software, Software

Founders: Christopher Doman, James Campbell

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38. CyberSmart

The idea behind this startup: CyberSmart is an automated end-to-end compliance platform that helps SMBs.

Headquarters: London, England, United Kingdom

Industries: Compliance, Cyber Security, Network Security, SaaS

Founders: Jamie Akhtar, Mariella Thanner

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39. Protection Group International

The idea behind this startup: PGI specialise in the secure protection of assets: human, physical, legal, intellectual property, financial and operational.

Headquarters: Bristol, Bristol, City of, United Kingdom

Industries: Cyber Security, Information Technology, Security

Founders: Unknown

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40. Red Sift

The idea behind this startup: Red Sift exists to democratise the technology essential for cybersecurity.

Headquarters: London, England, United Kingdom

Industries: Artificial Intelligence, Big Data, Cyber Security, Email, PaaS, SaaS

Founders: Rahul Powar, Randal Pinto

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41. Boundary

The idea behind this startup: Boundary is an IoT Home Security company providing a smart burglar alarm system that can be controlled over mobile devices.

Headquarters: Edinburgh, Edinburgh, City of, United Kingdom

Industries: Cyber Security, Internet, Internet of Things, Security, Smart Home

Founders: Paul Walton, Robin Knox

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42. Ravelin

The idea behind this startup: Ravelin is a smart fraud detection and prevention platform that helps companies stop online payment fraud.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Fraud Detection, Payments, Transaction Processing

Founders: Leonard Austin, Mairtin O’Riada, Martin Sweeney, Nick Lally, Stephen Whitworth

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43. Merseyside Police

The idea behind this startup: Merseyside Police is public security network of officers which offers protection to their citizens with no charge in the area.

Headquarters: Liverpool, Liverpool, United Kingdom

Industries: Cyber Security, Government, Information Technology, Security

Founders: Unknown

Follow this startup or buy their offering:

Crunchbase

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44. 44CON

The idea behind this startup: 44CON London is the Premier Technical Information Security Conference and Training event taking place in London.

Headquarters: London, England, United Kingdom

Industries: Cyber Security, Events, Information Technology, Security

Founders: Unknown

Follow this startup or buy their offering:

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45. Big Brother Watch

The idea behind this startup: Big Brother Watch campaigns on behalf of the individual, to educate and encourage more control over personal data.

Headquarters: London, England, United Kingdom

Industries: Association, Cyber Security, Government, Non Profit

Founders: Unknown

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46. ThreatSpike Labs

The idea behind this startup: ThreatSpike Labs provides a managed security service using a unique, in-house developed technology platform.

Headquarters: London, England, United Kingdom

Industries: Cyber Security

Founders: Adam Blake, Kate Blake

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47. RapidSpike

The idea behind this startup: Digital Experience Monitoring SaaS Platform (Magecart Detection, Website Performance Improvement, Customer Interaction Monitoring and More)

Headquarters: Leeds, Leeds, United Kingdom

Industries: Application Performance Management, Apps, Cyber Security, Information Technology, Management Information Systems, SaaS

Founders: Andrew Mason, Gav Winter, Robin Hill

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48. Foregenix

The idea behind this startup: Foregenix prevents, protects, investigates, and solves serious cyberthreats for large enterprises and SMEs all around the globe.

Headquarters: Marlborough, Wiltshire, United Kingdom

Industries: Consulting, Cyber Security, Information Technology, Software

Founders: Andrew Bontoft, Benjamin Hosack

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49. Zepko

The idea behind this startup: Managed IT Security Services

Headquarters: Guildford, Surrey, United Kingdom

Industries: Cyber Security, Information Technology, Security

Founders: Steve England

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50. Tessian

The idea behind this startup: Tessian is building the first Human Layer Security platform to protect people using email.

Headquarters: London, England, United Kingdom

Industries: Artificial Intelligence, Cyber Security, Email, Machine Learning, Professional Services

Founders: Edward Bishop, Thomas Adams, Tim Sadler

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51.Superscript

The idea behind this startup: Protect the possible, with business insurance that’s shaped around you.

Headquarters: London, England, United Kingdom

Industries: Commercial Insurance, Cyber Security, Insurance, InsurTech

Founders: Annabel Mekelenkamp, Ben Rose, Cameron Shearer

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What do you think?

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