Ashley Hennessy started his formal martial arts training in 1981 and Aikido training in 1984. He has been teaching martial arts in the London area since 1983. In 2011, Hennessy Sensei was promoted to Rokudan (6th degree black belt) in Yoshinkan Aikido by Amos Parker Shihan. Both his Dan certificate and teaching licenses are registered with the Aikido Yoshinkan Foundation in Tokyo, Japan. He has had the privilege to host many senior instructors in the world, Kiyoyuki Terada Hanshi (10th Dan), Yasuhisa Shioda Soke, Amos Parker Shihan (9th Dan), and Tsuneo Ando Shihan (8th Dan). Hennessy Sensei also holds a 4th Dan Black Belt in Taekwon Do and dan rank (black belt) in Shin Arashi Ryu Kenjutsu. He has trained and holds rank in Shotokan Karate, Hapki Do, White Crane Kung Fu, Kaze Arashi Ryu Kenjutsu, Shinkage Ryu Kenjutsu, Toyama Ryu Iaido and Kendo.
He is employed by a major Canadian Financial Institution in the E-commerce sector. First Aid and CPR certified.
Hennessy Sensei holds the rank of 6th Dan in Yoshinkan Aikido.