Owain Crispin

Energy Manager - Data & Analytics @Tesco

London, GB

Leading Tesco’s energy data and analytics strategy to support Net Zero goals across the estate.• Redeveloped excess energy exceptions process, increasing annual savings by £2m through improved modelling and process optimisation.• Identified £1m+ annual savings in OpEx and CapEx projects through data mining (e.g. HVAC optimisation, sensor calibration, BMS upgrades).• Created a future electricity demand model to identify infrastructure risks for heating decarbonisation and EV rollouts — reduced at-risk sites from 40% to 5% of the estate. • Developed financial-grade reporting of £600m utility consumption budgets, enabling precise forecasting for Finance and Hedging teams.