From Cheltenham to Belfast, regional ecosystems are quietly shaping the future of UK cybersecurity. When people think of UK cybersecurity, they often picture Whitehall meetings or Canary Wharf boardrooms. But real influence increasingly lies outside London, in regional clusters, civic innovation groups, and place-based partnerships that combine skills, startups, and strategy into powerful local ecosystems. These clusters aren’t just delivering training or running meetups. They are shaping national policy, securing investment, and building sovereign capabilities in collaboration with local government, academia, and industry. This article maps out the regional powerbases transforming the UK’s cybersecurity landscape, and how to engage with them.