Meet the G.P.S. Team

A real-world close-quarters combat methodology used by the military. Now available for everyone.

Tom Gavrilos - Founder & Instructor

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Founder and owner of Gavrilos Protective Systems, Tom has a diverse background in the combative arts:

  • U.S. Army & Marine Corps - Instructor of Weapon Disarmament and Close Quarters Combat
  • Undefeated professional MMA fighter under Team Hammer House, with a 4-0 record
  • Former ESPN Pro's Picks Commentator & Cage Side Live Radio Co-Host
  • Brazilian Jiu-Jitsu Brown Belt (Team Redzovic - Chicago)
  • Unofficial world record holder for handgun disarm
  • BA from Northeastern Illinois University in Justice Studies (Summa Cum Laude)
  • Seven years of professional security guard experience

Chris Flodstrom - Instructor

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Chris is a multi-talented martial arts instructor and Gold Medalist:

  • Founder, CEO, and head instructor of Keumgang Martial Arts Academy
  • 7-time Tae Kwon Do Championship Gold Medalist
  • Junior Olympics competitor
  • 4th degree Tae Kwon Do Black Belt, certified with Kukkiwon
  • Martial arts performer with Team Rock, with nationwide television broadcast appearances
  • Extensive experience teaching Tae Kwon Do, Brazilian Jiu-Jitsu, and personal protection workshops

Rebecca Castro - Event Coordinator

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Rebecca a multi-talented martial arts practitioner and physical therapist:

  • 3rd degree Tae Kwon Do Black Belt
  • Brazilian Jiu Jitsu Blue Belt
  • Licensed Physical Therapist