Piers Kelly
Head of Marketing – Technology & Healthcare, GovNet
As the UK bets billions on sovereign AI, one quiet success story proves data sovereignty isn’t a slogan; it’s already working.
Somewhere beneath a British street, a council engineer checks pipes, cables and mains before breaking ground, not by guesswork, but by querying the National Underground Asset Register (NUAR). This is a single UK-built map of the country’s buried infrastructure.
NUAR has already saved hundreds of millions of pounds by preventing accidental strikes on gas lines and fibre cables. It’s also a working template for what sovereign data can achieve when Britain owns the end-to-end pipeline.
Backing sovereignty with billions
That template matters, because Government has placed a serious bet on the word ‘sovereign’: a £500m Sovereign AI Unit,1 a £1.1bn national supercomputer commitment2 and a National Data Library turning public data into a strategic asset rather than a scattered liability.
Sovereignty isn’t only about who owns the algorithm;
it’s grid capacity, GPUs and cyber talent, not just policy
UK firms are closing the gap with US suppliers in public AI contracts faster than anyone predicted. This is industrial strategy, and it’s starting to pay off.
Sovereignty is physical
Sovereignty isn’t only about who owns the algorithm; it’s grid capacity, GPUs and cyber talent, not just policy.
Get the infrastructure right, resilient cloud strategies, edge computing that keeps data close to home, a workforce trained to defend what we build, and Britain can keep benefiting from global research and innovation without losing control of what matters most.
Where this gets decided
That is exactly the conversation happening at DigiGov Expo, Excel, London, on 23 and 24 September, where public sector leaders will debate balancing sovereign control with cloud scalability, build the cyber skills pipeline the moment demands and learn from real case studies of what works, and what doesn’t, in cloud migration.
NUAR proves sovereign data isn’t a slogan; it’s deliverable and valuable. The question DigiGov Expo puts to 3,000 public sector leaders this month is simple: what’s the next one?
[1] McKenna, B. (2026). UK government’s £500m sovereign AI fund bids to commercialise research. https://tinyurl.com/66ss8z7a.
[2] Horwood, P. (2026). AI Hardware Plan combines investments in sovereign compute, chip development, capital and skills. https://tinyurl.com/2f5tvcer.
