About US.

At Chopper’s Gym, we’re here to help you reach your goals — whether you want to fight competitively, improve your fitness, learn real skills, or build confidence. We’ve created a training environment that’s supportive, welcoming, and driven by a strong community culture.

Meet the Team

Gaz 'Chopper' Rees
FOUNDER, WORLD CHAMPION & COACH

Gaz “Chopper” Rees, a highly respected coach known for his passion, discipline, and commitment to developing athletes of all levels. With a strong foundation in martial arts and fitness, Gaz has built a training system that is challenging, technique-focused, and easy to follow — designed to create athletes who are strong, smart, and safe.
Gaz has trained in martial arts since 1998 and has trained and fought alongside some of the world’s most recognised Muay Thai and Brazilian Jiu-Jitsu teams, including Mejiro Gym (Amsterdam), Golden Glory, Sityodtong Gym (Thailand), and the Carlson Gracie Jiu-Jitsu School (Brazil).
Fight title:
- World title: MASA (Professional) - April 2016, Light-heavy weight division
- Australian title: WMC champion (Professional) - 2011, Cruiser weight division, (defending title fight)
- Australian title: WMC champion (Professional) - 2010, Cruiser weight division
- Silver medalist: Iran's Presidents Cup - 2012, Cruiser weight division
- Represented Austr alia:IFMA World Championships in Russia - 2012, Cruiser weight division
- Evolution 24 - 2011, Light-heavy weight division
- South Pacific title: WKA champion - 2009, Super-light heavy weight division
- Australian title: WKA champion - 2009, Super-light heavy weight division
- ACT State title: WKA champion - 2006, Light-heavy weight division
Tilly ‘The Dog’ Bell
COACH
- Professional Muay Thai & Kickboxing Fighter
- Muay Thai & Kickboxing Coach
- Personal Trainer
Fight title:
- 2023 WAKO kickboxing Oceania Champion
- 2024 ISKA Muaythai Australian Champion
- 2024 GAMMA striking MMA silver medalist
- 2025 IFMA Muaythai World Champion
- 2026 WBC Muaythai Australian Champion
Ben ‘Hatchet’ Harvey
COACH
- Professional Muay Thai & Kickboxing Fighter
- Muay Thai, Kickboxing & Boxing Coach
- Personal Trainer
Fight title:
- Australian Title: ISKA Champion - 2023, Welterweight Division
Sharnae Lignieres
COACH
- Amateur Fighter
- Muay Thai & Kickboxing Coach
- Personal Trainer
Fight title:
- NSW State Title: MASA Champion - 2020
  Lightweight Division
- NSW State Title: MASA Champion - 2019
  Super Lightweight Division
Mitch ‘The Spanner’ glare
COACH
- Amateur Fighter
- Muay Thai & Kickboxing Coach
- Personal Trainer
Nicky Tran
COACH
- Amateur Fighter
- Muay Thai, Kickboxing & Boxing Coach
- Personal Trainer
Sid Dhawan
COACH
- Amateur Boxing Fighter
- Boxing Coach
- Personal Trainer
Mark Salaysay
COACH
- Amateur Fighter
- Boxing Coach
- Personal Trainer
Kaylie Cochrane
COACH
- Strength & Conditioning Coach
- Personal Trainer
Pat Phaiyakounh
COACH
- Boxing Coach
- Personal Trainer
Stef Petrovic
COACH
- Amateur Fighter
- Muay Thai & Kickboxing Coach
Bianca Bautista
COACH
- Amateur Fighter
- Yoga Coach
- Personal Trainer