Refractal (LinkedIn/legal: Refractal Intelligence Limited / refractalsecurity) is a London-based AI security company that detects and enforces policy on AI agents alongside existing SIEM/EDR/NDR stacks. Co-founded by Strahinja Janjušević (CEO) with a team spanning MIT, military cyber and AI research; careers list ~30 Ashby roles across London, Podgorica and the US, mostly in-office.