Electricity System Operator EAD is a sole joint stock company since 2007 with a license for a period of 35 years, issued pursuant to a Resolution No R-052 dated 28 December 2006 by the Water and Energy Regulatory Commission (WERC).
The main functions of the ESO are the operational management of the country’s electricity system, the implementation of the joint operation with the electricity systems of other countries, the administration of the electricity market and the balancing energy market, as well as the technical operation and maintenance of the electricity grid.
For more details, please visit www.eso.bg.