Mustafa Abunofal from Guidehouse Germany GmbH represented the Cool Up programme at the summit. He delivered a presentation titled “Efficient and Sustainable: Scaling Natural Refrigerant Cooling to Combat Extreme Heat” during Session 5, which focused on room cooling and heating using natural refrigerants. Following this, he joined other experts in Session 6 for a panel discussion on the challenges and opportunities of sustainable cooling and heating in buildings. The panel included a comprehensive Q&A session with all summit speakers