Yexio is the name for sustainable data centers. The spin off of the Hochtief PPP Solutions develops and operates efficient Yexio data centers that are secure and highly available. The name Yexio comes from nexus which stands for connection, context or interconnection. The Yexio data centers can be integrated into urban neighbourhoods, creating synergy effects that benefit the municipalities. The Yexio data centers are are equipped with a particularly economical, innovative water cooling system. The integration of locally generated renewable energy and the further use of waste heat are central components of the sustainability strategy.