Investment in the project was rubber stamped by several partners -- Greece's Hellenic Petroleum, Latsis Group and Prometheu gas, Bulgaria's Bulgargaz and Univerzalni terminali Burgas, and Russia's TNK-BP, Rosneft and Gazprom.
Ulaganje u projekt ovjereno je od strane nekoliko partnera -- grčki Hellenic Petroleum, Latsis Group i Prometheu gas, bugarski Bulgargaz i Univerzalni terminali Burgas, te ruski TNK-BP, Rosneft i Gazprom.