Bulgaria has stepped up surveillance and security at sites of its critical energy infrastructure, including the Balkan Stream gas pipeline, the Bulgarian counterintelligence agency said on Thursday.

Bulgaria is looking to revive a trans-Balkan oil pipeline project to secure non-Russian crude oil supplies for its only oil refinery on the Black Sea, controlled by Russia's Lukoil , President ...

By the end of June, Bulgaria is slated to become a pioneer in Europe, becoming one of the first countries to cut its energy dependency from Russia. The IGB Project is a gas pipeline that will run ...

It was a well-kept secret that Gazprom, Russia's oil and gas juggernaut, has laid its hands on key gas connections along the borders of Bulgaria until a journalistic investigation by EURACTIV ...

Bulgaria's summer exports of electricity have marked a 30%-40% increase over the same period last year, Energy Minister Milko Kovachev announced in Pernik.

Bulgaria’s energy sector is growing but the country is still some way from its goal of becoming a regional hub linking the European Union with the Black Sea rim.

Bulgaria had become the battleground of Russia's energy projects and Western pushback. Energy security is obviously important to Europe's overall vulnerability level, and the crisis in relations with ...