Professor Wally Jay (Small Circle Ju-Jitsu), Professor Remy Presas (Modern Arnis), Mr. George Dillman (DKI), Mr. Joe Palanzo (President : WKKA), Mr. Dan Severn (UFC Champion) Mr. Frank Shamrock (UFC Championship), Mr. Joe Lewis,(Father of American Kick Boxing), and many others.
Professor Stewart trains with Mr. Frank Trejo (10th Degree American Kenpo). Professor Trejo ran The Mr. Parker Studio in Pasadena California, traveled with Mr. Parker regularly to other countries and won the Long Beach Internationals in Sparring 19 times. He was also a former head coach of the Budwiser Karate Demonstration team in the mid 80’s.