Chief Instructor Robert McMaster

Sensei Robert McMaster

Professor Charles Mattera


Professor Mattera demonstrates kempo.

For Information on the Instructor's College:

United Studios Instructors College


To insure top quality instruction, all Instructors must graduate with honors from the United Studios Instructors Academy.


The Academy is taught by Senior Instructors that have been training in martial arts and managing studios for over ten years.

Our Instructors must constantly refine their teaching and organizational skills to make your Martial Arts training experience exciting and enjoyable.


Upon completion of this unique training course, we certify them to teach the United Studios of Self Defense System. Fully qualified, they are prepared to help you with all aspects of your Martial Arts’ Training.



Sensei Robert McMaster

Mr. McMaster has a Second Degree Black Belt in Shaolin Kempo Karate. He also holds a black belt in Taekwondo and a brown belt in Kung Fu, as well as extensive experience in many other martial arts.


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About United Studios of Self Defense


Founded in 1968, United Studios of Self Defense teaches the martial art form of Kenpo Karate, which is a combination of Japanese Karate, Shaolin Kung fu and Jiu-jitsu. There are many martial arts to learn (Kung-Fu, Jiu-Jitsu, Karate, Kempo, Escrima, Judo, Taekwondo, Kick-Boxing, etc.), but Kenpo will give you the benefits of all of these forms and is easy to learn.

237A State Street, Los Altos, CA  94022 / (650) 917-0777 /