Professor Michio is a Second Degree Black Belt Instructor in the Art of Brazilian Jiu-Jitsu (BJJ) at Excel Martial Arts Academy in Oceanside, CA. He started Learning BJJ under Professor Roy Harris in 1999 and received his BJJ Black Belt under Professor Chris Haueter in 2009.

Michio is also a Personal Fitness Trainer, Strength & Conditioning Coach and has over 20 years of teaching experience between fitness instruction and Martial Arts teaching.

Michio is also a former IFBB Professional Bodybuilder (1994-1998) and has competed at the local, national and elite levels.

As a Jiu Jitsu competitor, Michio won his division at the 2012 IBJJF Masters World Jiu-Jitsu championships. He has also trained in Folkstyle, Freestyle and Greco-Roman wrestling as well as Judo, Karate and MMA.

Professor Michio teaches the majority of the Jiu Jitsu classes in both the Kids and the Adults Programs. He runs the Competition Team Training, offers BJJ workshop intensives and is available for one-on-one private lessons. He is very passionate about what he does and when you meet him, you will not miss his enthusiasm.

Michio is definitely one to say, “Jiu Jitsu has changed my life” and his mission is to Pay it Forward and help others achieve personal success.

“I love teaching and have a passion for details. I put a lot of time & effort into my studies for so many years, and I look forward to sharing this knowledge with you and taking your game to the next level!”

IBJJF Certificate Michio Grubbs BJJUSJJF Certificate Michio Grubbs BJJ


Upcoming Events

  1. Kids Thanksgiving Martial Arts Camp

    November 19 @ 9:30 am - November 20 @ 1:30 pm
  2. Free Open Mat Jiu Jitsu Training

    November 22 @ 9:00 am - November 24 @ 11:00 am
  3. Kids In-House December Tournament

    December 1 @ 10:30 am - 1:30 pm

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About Excel


Excel Jiu Jitsu MMA is a family-friendly, full-scale mixed martial arts academy specializing in the art and sport of Jiu-Jitsu. We are about teamwork, friendship and dedication.

It is our mission to enrich student’s lives through training, to encourage personal achievement by building a sense of accomplishment through our many programs offered.
Come check us out!

Contact Us


If you have any questions you can contact us using the following methods and we will be glad to get back to you as soon as we can:


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