The HEY/Mobility Hamburg event scheduled for 12 and 13 June 2024 in Hamburg aims to showcase innovative and sustainable solutions for urban mobility. Representatives from business, science, and politics, alongside companies and start-ups, will convene to discuss current trends and develop future visions in mobility. The event will feature keynotes, talks, panel discussions, workshops, and a start-up competition, the HEY/Pioneer Elevator Pitch. Notably, hydrogen's role in sustainable mobility will be a key focus, addressing topics like sustainable aviation, emission-free buses, and the future potential of hydrogen. Hamburg aspires to be a model for the modern mobility of tomorrow by trialling various concepts such as autonomous driving and implementing a Digital Mobility Strategy. The city also hosts the world's largest public transport congress, emphasizing its commitment to advancing sustainable and digital transportation. The combination of mobility, digitalization, sustainability, and urban development at the HEY/Mobility Hamburg event aims to inspire new ideas and collaborations, shaping the future of mobility in a sustainable way.