All classes are taught by Master Instructor Kerr. To ensure personal attention, Sifu empowers his most advanced students to help instruct.

Senior Instructors

Eric "The Captain" Cadena

Eric “The Captain” Cadena

Eric “THE CAPTAIN” Cadena
Eric has trained with KERR MMA since 1994 and is a Captain in the United States Army. He has just returned from a year leading troops in northeast Afghanistan. He is the most advanced of all of Kerr’s students. Cadena holds a double masters in literature and theology from LMU.

Sean Ching, Senior Instructor

Sean “Chingong” Ching

Sean “CHINGON” Ching
Sean has trained with KERR MMA since 1996. Sean has studied Muay Thai in Thailand, Wing Chun in Hong Kong and Shanghai, Choy Lee Fut in Singapore, and studies other forms of kung fu all throughout southeast Asia. He is an international model and official member of the original P90X team.

Mark Mead

Mark Mead

Mark “SAMBO” Mead
Mark has studied with KERR MMA since 1997. He holds a competitive Black belt in both Judo and Sambo.
Assistant Instructors

Deno Kozak

Deno “Muttonchops” Kozak

Deno “MUTTONCHOPS” Kozak
Deno has studied with KERR MMA since 2008. Deno specializes in beginning, intermediate and advanced boxing instruction utilizing controlled sparring with emphasis on eye/hand coordination, body mechanics and fluidity. Drills using true boxing movements to create a fighter who has the cardio, hand speed and body movement to take students to the highest level of training.

Dr. Chris Yo

Chris “Dr. Badass” Yo

Chris “DR. BADASS” Yo M.D., Ph.D
Chris has studied with KERR MMA since 1996. He is the head of the Deheny Eye Clinic and works for Kaiser. Yo has a M.D. and a Ph.D.