Justine van Halst is the founder of Hringvarmi, an organisation transforming data into dinner by repurposing waste heat from data centres to power sustainable food production. Passionate about disruption in the food and energy sectors, she works at the intersection of innovation, circular economy, and sustainability. Alongside her role at Hringvarmi, Justine is a Project Manager at IEBP and an experienced facilitator, dedicated to creating practical, community-driven solutions for a more sustainable future.