The 12th International Renewable Energy Storage Conference (IRES2018) will be held together with the 7th Energy Storage Europe (ESE) conference and exhibition on March 13-15 2018 at Messe Düsseldorf, Germany. IRES aims to promote a cohesive overview of the world of storage technologies that can enable the complete transition to a decentralized renewable energy system. The focus of the conference is expanded beyond just the current state of specific technologies to case studies, applications, country scenarios and comprehensive trends. The event grows every year and in 2017 it hosted more than 4200 visitors from 55 countries.