Grand Master Bettencourt began his martial arts training in early 1970 and has 45 years of martial arts training. He has studied Kenpo, Shotokan Karate, Okinawa-Te, Aikido, Judo, Wrestling, American Boxing, Mud Duk Kwan, Hapkido, and Taekwon-Do. He began teaching Taekwon-Do on a full time basis when he opened his first school in Longview, Washington in 1977. He eventually opened eleven more schools before returning to Portland, Oregon to establish the permanent headquarters for Bettencourt's Taekwon-Do America in 1989.
Grand Master Bettencourt was very active in tournament competition throughout the Pacific Northwest and Canada from 1974 to 1986; winning over 150 trophies, awards and medals. As a multiple gold medal winner, Grand Master Bettencourt retired from competition and focused on teaching and coaching. However, in 1996 he entered the Taekwon-Do, Mud Duk Kwan National Championships, held in Los Angeles, California, where he earned a Gold Medal in the Advanced Black-Belt Hyung Division. Grand Master Bettencourt has supervised the training of over 800 Black-Belt students, many of whom are Taekwon-Do instructors, having produced their own Black-Belt Students.
Grand Master Bettencourt was the senior ranking member of a Black-Belt Taekwon-Do demonstration team to South Korea in 1985, where he brought a number of his Black-Belt students. They gave over 30 demonstrations to the Korean populace over a 12 day period and the entire team was shown on Korean National Television.
Grand Master Bettencourt conducts seminars throughout the Pacific Northwest on Traditional Taekwon-Do, Hapkido, and weapons of the Psychology of board breaking of the Pyong Hwa Musado system; as well as martial arts, warriorship, conflict resolution and anger management. He is the Founder and President of the World Musado Federation, Bettencourt's Taekwon-Do America, the Pacific Northwest Taekwon-Do Association and the creator of the Pyong Hwa Musado system.