As well as speakers, THE HEAT 2024 featured a rich day of activities, including inspiring stories, expert workshops, product demonstrations, future-food tastings, musical performances, art installations, a participant-led “unconference”, tours of the Harwell Science Campus, a startup pitch competition, speed networking, an evening party — the hottest event on campus… and much more!

Festival-goers were in great company: We registered 600 founders of ambitious climate-tech companies such as Thaleron, Notpla, one.five, Carbo Culture, Regrow Ag, Soil Capital, Olio, Extend Robotics, Brill Power, Dynamic Thermal Systems, Hoxton Farms, Proxima Fusion, Better Dairy, Emitwise, Groundwork BioAg, Ecologi, Space Solar, Spark eFuels, Cambrium Bio, Magical Mushroom Company and Formo; leaders at First Light Fusion, General Fusion, Tokamak Energy, Jacobs, Diamond Light Source, IDEO, Materials Nexus and the Tony Blair Institute for Global Change; investors from Pale Blue Dot, Creandum, Planet A, Village Capital, Norrsken VC, Zero Carbon Capital, Hedosophia, blisce, Manta Ray, Extantia, Satgana, Third Derivative, Systemiq Capital, Kompas, 10xFounders, World Fund, Astanor, Zouk Capital, 2150, Eka, Statkraft Ventures and Contrarian; journalists from the the Financial Times, Bloomberg, WIRED, GQ, The Economist and Carbon Commentary; ecosystem partners such as Innovate UK, EIT InnoEnergy, the UK’s Advanced Research and Invention Agency (ARIA), Nesta, ClimateImpact, Urban Impact, the Royal Academy of Engineering and the European Innovation Council; company builders such as Carbon 13, Deep Science Ventures, Oxford Science Enterprises and Sting; corporates such as Brookfield, Amazon, Barclays and HSBC; governmental and research organisations such as the European Space Agency, the UK Atomic Energy Authority, UK National Quantum Computing Centre, ISIS Neutron and Muon Source, the Faraday Institution, and EPFL; and many more.