Master Sung Joon Ahn is from Suwon city and spent three years in the Korean Army. He studied martial arts at the Gyeongkee Do Hapkido Association school and was a member of the Dae Han Hapkido Demonstration Team. Mr. Ahn graduated from Yong-In Univ., holds a 6th degree black belt in Hapkido and 3rd degrees in both Tae Kwon Do and Judo. Joining the school in 1994, he is the School’s senior instructor and has been the manager of the School's South city location since 1996.