Croatian Forests Ltd/Hrvatske šume d.o.o.
Referent person, Krešimir Žagar, MSc - http://www.hrsume.hr/

EUFORGEN – the European Forest Genetic Resources Programme.
Referent person: Dr. Michele Bozzano - http://www.euforgen.org/

SISEF – Società Italiana di Selvicoltura ed Ecologia Forestale.
Referent person: Prof. Renzo Motta - https://sisef.org/
Slovenian Academy of Sciences and Arts.
Referent Person: Prof. Kraigher Hojka