GDA
Coaching Staff

Professors On The Mat

Active competitors leading the room week to week.

Head Instructor

Professor Mike Perez

Four-time ADCC veteran. Two-time ADCC Trials champion. IBJJF No-Gi Worlds silver medalist. The first 175 lb athlete to win the 99+ kg ADCC Trials.

Coached Kade and Tye Ruotolo and Jadeya Reber early in their careers. Two decades of high-level competition, now focused on youth development.

Professor Mike Perez with a GDA athlete holding competition medals
Coach

Professor Amanda Bruse

Black belt. FloGrappling top 20 pound-for-pound female grappler. IBJJF No-Gi Pan champion and ADCC Trials semifinalist. Holds a B.S. in clinical psychology, which shapes how she coaches athletes under pressure.

Assistant Instructor

Professor Aaron Villanueva

Black belt and 2020 Masters World Champion. Gi specialist with a background in modern jiu-jitsu, back attacks, and lapel-based guard play. Also a professional referee for ADCC and NAGA.

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Drop-in training is $50 per session, paid at the gym by cash, Venmo or Zelle.

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