2017
Grand Master Jae Sun Do, Phd., 9th Dan
Master Christopher May, MD, 5th Dan
Master Geoffrey Kirckhoff, 4th Dan
Grand Master Nelson, BSN/RN, 8th Dan
1991
Grand Master Jae Sun Do
&
Master Nelson
2017
Grand Master Jae Sun Do,
International Referee
& Grand Master Nelson,
USAT National Referee