Coaches
At CrossFit TwentyThree, our coaches are more than just great trainers, they’re educators, mentors and teammates. We coach with purpose, using simple and smart programming, clear instruction and genuine care to help every member move better, train harder and keep making progress, whatever their starting point.
Alex Watson
Co-Owner & Coach
Alex is a CrossFit Level 2 Coach with a background in physiotherapy and national-level hockey. With over five years of CrossFit coaching experience, he brings deep expertise in Olympic weightlifting, gymnastics, and injury-aware training to help members move better, train smarter, and perform at their best.
George Bretherton
Co-Owner & Coach
George is a CrossFit Level 2 Coach with a naturally competitive edge and years of experience in the fitness industry across the UK and abroad. Since discovering CrossFit in 2021 and becoming a coach in 2022, he’s coached thousands of classes and brings expertise in Olympic weightlifting, gymnastics, adaptive training and Animal Flow to every session.
Ben Champion
Coach
Ben has nearly a decade of experience in the fitness industry, including three years as a CrossFit coach. After discovering CrossFit through his own training, he became passionate about its mix of performance and community. He now coaches with a strong focus on helping every member progress; whether that’s their first bar muscle-up or simply moving better than yesterday.
Sophie Moise
Coach
Sophie is a CrossFit Coach with a lifelong love of sport and a background in group fitness. After qualifying as a Personal Trainer in 2018 and working across spin, F45 and Third Space, she found her home in CrossFit; a place where her all-rounder skillset truly shines. She now coaches to help others build confidence, strength and a love for training.
Max Thompson
Coach
Max has been in the fitness industry since 2018 and brings a wide-ranging coaching background that includes youth development, mentoring new trainers, and school-based fitness programmes. After discovering CrossFit in 2024, he found a home in its constant challenge and variety, with strengths in Olympic weightlifting, mobility and injury-aware training.
Orshi Kiss
Registered Dietitian and Nutritionist
Orshi is a Registered Dietitian and MNU Certified Nutritionist specialising in performance and functional fitness nutrition. Alongside her role as a Senior Specialist Dietitian within the NHS, she helps athletes improve performance, recovery, body composition and long-term health through practical, evidence-based nutrition coaching.
Amy Watson
The Motherhood Project Coach
Amy is a qualified Physiotherapist, sports massage therapist and pilates instructor with over 15 years’ experience. She combines her clinical expertise with a passion for strength, movement and injury rehabilitation, with a particular focus on supporting women through pregnancy, motherhood and postnatal recovery through The Motherhood Project.
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