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

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

H.E. Ms. Borjana Krišto
Chairwoman of Council of Ministers of Bosnia and Herzegovina

H.E. Mr. Dimitar Glavchev
Prime Minister of Bulgaria

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

H.E. Mr. Albin Kurti  
Prime Minister of Kosovo

H.E. Mr. Dorin Recean 
Prime Minister of Moldova

H.E. Mr. Milojko Spajić 
Prime Minister of Montenegro

H.E./H.E. Prime Minister of North Macedonia (tbn)