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Every cybersecurity vendor and service firm on the list. Tick the filters to build a shortlist, then open a profile to see who owns the company and what it does. You can also browse by category or country, or see recent deals.
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See also Digital risk protection vendors and companies based in the United Kingdom.
| Company | Category | Based in | Founded | Ownership |
|---|---|---|---|---|
 HackRisk HackRisk monitors external cyber risks for UK SMEs and provides a security score. | Third-party risk and security ratings | Macclesfield, United Kingdom | Part of CyberLab | |
 Netcraft Netcraft detects, disrupts and takes down phishing, fraud and other cybercrime threats for brands. | Digital risk and brand protection | London, United Kingdom | Private | |
 OSINT Industries OSINT Industries provides open-source intelligence tools for online investigations. | OSINT tools | London, United Kingdom | Private | |
 Red Sift Red Sift provides email, domain and web security services to help organisations implement security protocols. | DMARC and email authentication | London, United Kingdom | Private | |
 Silobreaker Silobreaker provides a software platform that gathers and analyses security and risk intelligence for organisations. | Threat intelligence | London, United Kingdom | 2005 | Private |
 Web Sheriff Web Sheriff is an online rights protection agency founded in 2000. | Digital risk and brand protection | Haywards Heath, United Kingdom | 2000 | Private |