Defentra is a UK-focused cyber security company helping businesses strengthen security, reduce cyber risk, and protect systems, users, and digital assets against modern cyber threats.

We work with small and medium-sized businesses that need reliable cyber security support, clear guidance, and effective protection without unnecessary complexity.

Our services include security health check, Microsoft 365 security reviews, managed cyber security support, infrastructure security assessments, Cyber Essentials readiness, incident response support, security awareness training, and cyber security one-off services.

We focus on delivering practical cyber security solutions tailored to real business environments, helping organisations improve resilience, strengthen security controls, and support secure day-to-day operations.

Our Mission

To help businesses improve cyber security through practical, reliable, and effective security solutions designed for modern business environments.