To deliver the required ecological and economic effect, heat pumps, biomass combustion energy sources, solar systems and ground collectors must always work in synergy with other sources of energy and in optimal operating conditions. However, common operational and control setups are not always applicable to this kind sof technology. There is space and need for new ICT technologies. Synergy of various renewable sources of heat can be seen on the grounds of the ROVYNA company in Rojšín.