Dr. Heinz Fischer
President of Austria (2004 - 2016)

H.E. Mr. Edi Rama
Prime Minister of Albania

H.E. (tbc)
Prime Minister of Bosnia and Herzegovina

H.E. Mr. Boyko Borissov
Prime Minister of Bulgaria

H.E. Mr. Andrej Plenković
Prime Minister of Croatia

H.E. (tbc)
Prime Minister of Kosovo

H.E. (tbc)
Prime Minister of Moldau

H.E. (tbn)
Prime Minister of Montenegro

H.E. Mr. Zoran Zaev
Prime Minister of North Macedonia

H.E. Janez Janša
Prime Minister of Slovenia

H.E. (tbc)
Prime Minister of Ukraine