In the presence of Bulgarian Prime Minister Boyko Borisov, Alexei Miller and the executive director of the Bulgarian Energy Holding EAD Mihail Andonov signed an agreement on the final investment decision for the construction of the South Stream gas pipeline in the territory of the Republic of Bulgaria. “The implementation of the South Stream project in Bulgaria strengthens our bilateral relations and supports energy stability across Europe. The 538-kilometer-long pipeline section will provide consumers in Bulgaria stable and uninterrupted supply of natural gas in the long term,” said Alexei Miller.