VELA connects Residential Solutions for prosumer energy management incl. smart integration of photovoltaic installations, energy storage systems, electric vehicles & smart home appliances. Commercial Solutions to achieve a reduction of energy costs, improve sustainability performance & improve business performance (e.g. peak shaving, provision of un-interruptible power supply & energy trading). Smart City Solutions to collect & process data from different sources in order to improve the cross-sectoral quality, performance & environmental sustainability.