• Foundation PRIVREDNIK, Novi Sad

HRH PRINCE PHILIP

• ROYAL STRING OF ST. GEORGE, Belgrade

• SOKOL SOCIETY “VOJVODINA”

HRH PRINCE ALEXANDER

• IUVENTUS CANTAT, Sombor

• boy scouts’ branch KING PETER I, Nis

• AIR CLUB "NASA KRILA"

• AIR CLUB “SOKO”