RAI Amsterdam's first exhibition in 1895, they have grown into a leading international exhibition and conference organization. They’ve been uniting different worlds, people and markets for more than a century, both at home and abroad. Today, they welcome more than 500 national and international conferences, exhibitions and other events, and more than 1.5 million visitors annually.

Solar Promotion International GmbH organize global exhibitions and conferences in the fields of renewable energies and energy efficiency. The portfolio includes events for the areas of photovoltaics, PV production technologies, energy storage, smart renewable energy, solar thermal technologies, solar architecture, energy efficient buildings and the use of biomass in power generation.