Ueshiba Morihei O-Sensei, Founder (1883-1969)
- Began training Daito-ryu Aiki-jujitsu with Takeda Sokaku Sensei in 1915
- Moved to Iwama (Ibaraki Prefecture, Japan) in 1942
Saito Morihiro Shihan, 9th Dan (1928-2002)
- Began training in 1946 with O-Sensei in Iwama
- Remained a close student of O-Sensei for 23 years until O-Sensei's passing in 1969
Bill Witt Shihan, 8th Dan
- Began training in 1967 at Hombu Dojo (Tokyo, Japan)
- Attended classes taught by O-Sensei and Saito Shihan at Hombu Dojo
- Moved to Iwama to train exclusively with Saito Shihan
- Awarded the title of Shihan by the Aikikai Foundation in 2001
Alice MacAllister Sensei, 5th Dan
- Began training in 1981 at Aikido West in Redwood City with Frank Doran Shihan
- Founded Aikido Silicon Valley in 1998 with Michael O'Quin Sensei and Bill Witt Shihan