This document is the second of a series of three deliverables detailing the activities of CATALYST carried out towards achieving information technology-related load balancing optimization at federated data centres’ level. Building upon the technological and research outcomes of the FP7 projects GEYSER[1]and DOLFIN[2], CATALYST targets at upscaling and further maturing the data centres’ federation load balancing, rendering appropriate for adoption by the relevant market players (data centres and Utilities, mainly).