KEY – The Energy Transition Expo is a meeting and dialogue point for industry, stakeholders, policy makers, opinion leaders, local authorities, research and institutions. KEY hosts the leading service, solution and technology companies in the energy sector. In 2024, more than 57,000 national and international visitors attended KEY. Mainly from the field of services, industry and distribution, interesting percentages of the audience also came from fields such as construction, associations and institutions, agriculture and specialised media.