Cloud & Heat provides fully integrated solutions for data centers and computing infrastructures, enabling the transition to a digital future through public, private and mobile cloud and heat solutions based on OpenStack. On the one hand, tailor-made IT infrastructure solutions, such as Datacenter-in-a-Box (DiaB) or Datacenter Container (DC) for SMEs, and on the other large IT infrastructures with a full combination of cloud and heat solutions. Both business units use the latest generation of the patented hot water direct cooling developed by Cloud & Heat. It enables the reuse of waste heat from computer centers at a constant temperature level of 60 degrees for heating buildings or the connection to district and local heat networks. In this way, Cloud & Heat builds and operates the world's most energy- and cost-efficient data centers.