Owner & Head Instructor
Professor Stephen Martinez
Began Jiu Jitsu in 2006; black belt under Romie Aram in 2014. A 4× IBJJF No-Gi World Champion with 18 pro fights and 11 submissions.
Black Belt · 20144× No-Gi World Champ
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Jiu Jitsu Black Belt Coaches · Corona, CA
Black belt coaches
who care about you.
Decades of mat time, world titles and real experience — taught with patience and a love for the art.
Meet The Team
Coaches who care about your progress.
Adult Class Instructor
Professor Jered Petrillo
Training since 2008 and a black belt under Stephen Martinez. A Corona local who also holds a B.A. in Psychology.
Black BeltSince 2008
Adult Class Instructor
Silvio Macias
Coaches our adult Gi and No-Gi classes, helping students sharpen technique and build a well-rounded, confident Jiu Jitsu game.
Adult ClassesGi & No-Gi
Kids & Adult Class Instructor
Anthony Briones
Coaches across our kids and adult programs, helping students of every level build strong fundamentals, discipline and confidence on the mats.
Kids ClassesAdult Classes
Kids & Women’s Class Instructor
Brogan Walker
Leads our kids and women’s classes with a focus on technique, confidence and a welcoming, supportive training environment for every student.
Kids ClassesWomen’s Classes
Kids Class Instructor
Craig Turner
Coaches our kids program, keeping classes fun, focused and disciplined while building solid fundamentals and good habits on the mats.
Kids ClassesYouth Development
Learn From The Best
Train under coaches who care.
Come meet the team, watch a class, and see why students train at Peerless for years.