About Exhibition EES - Electrical Energy Storage Europe 2026 is Europe's largest trade expo and exhibition for batteries and energy storage systems brings together manufacturers, distributors, project developers, system integrators, professional users and suppliers of innovative battery technologies and sustainable solutions for storing renewable energies such as green hydrogen and Power-to-Gas applications. Together with the ees Europe Conference, ees Europe consolidates the role of energy storage as a crucial element in the energy future, with the goal of a reliable 24/7 energy supply using renewable energies! To achieve this, the event is dedicated to all relevant industry topics – from domestic and commercial storage solutions to battery production to hydrogen and Power-to-Gas solutions.