Sensei Mark lives in Val Verde wife his wife lisa and two sons Mark and David. A Journeyman Lineman by trade he works as a Manager at Southern California Edison's Northern Grid Management Center. He has been practicing and teaching Judo for 38 years. He is a 4th degree black belt in Judo and a 2nd degree black belt in Jujitsu. He started Judo at Rendokan Dojo in Tucson Arizona with Sensei Ken Carson. He received his black belt from Sensei John Ogden of Ogden Judo in Long Beach California. Over the years he has been a member of Tucson Dojo, L.A. Judo, San Fernando Dojo, and Santa Clarita Judo.He is a founding member of Antelope Valley Judo, Mountain Judo and Gokei Judo. He rejoined Santa Clarita Judo in 2006. Sensei Guerrero has coached athletes at local, region. national and international tournaments. He is a life member of the USJA.

Pace Certified

USA Judo level C Coach

USJA certified Coach

Camp Bushido Instructor for 10 years

World Masters Silver Medalist (1999)

Pan American Masters Bronze Medalist (2005)

AAU National Champion Masters (1997)

Senior Nationals Masters Silver Medalist (2003)

USJA Nationals Masters Bronze (2006)

Senior Nationals Masters Bronze (1996, 1999, 2005. 2007)