About Exhibition World Hydrogen Summit & Exhibition 2026 will be held from 19th - 21st May 2026 at Rotterdam Ahoy in Rotterdam, Zuid-Holland, Netherlands The. This is the global centerpiece for the clean energy transition, returning to Rotterdam as the industry’s most influential gathering. It unites over 15,000 attendees, including energy ministers, CEOs, and policymakers from more than 100 countries. It serves as a vital commercial hub where international partnerships are forged and large-scale hydrogen projects are advanced. It features expanded zones for CCUS (Carbon Capture, Utilisation, and Storage) and Energy Storage, offering a comprehensive look at the technologies driving global decarbonization and the future of sustainable energy infrastructure.