Ukraine’s response to wartime disruption is revealing how innovation can sustain essential services while laying foundations for a more resilient future. Hospitals that remain operational, reliable water supplies and warm homes provide direct measures of success, connecting energy infrastructure with human needs and societal capabilities. The report presents reconstruction as an opportunity to integrate decentralised energy, digital governance, healthcare and urban development around wellbeing, participation and self-realisation. Municipalities play a central role, bringing these systems together where their effects on everyday life become visible. For Sweden, collaboration offers opportunities to combine systems expertise and sustainability experience with Ukraine’s capabilities in rapid deployment and adaptation. A long-term partnership linking research, demonstration and implementation could support Ukraine’s recovery while generating shared knowledge for resilient, inclusive and environmentally sustainable societies across Europe and beyond.