Meet the team

Athena Bray-Mucha

athena-bray-mucha.jpgCo Founder, Advanced L3 Pilates Teacher, C.H.E.K Holistic Lifestyle Coach L1, Advanced L3 Personal Trainer

Athena Co Founded A to Z Fitness in 2007 bringing the benefits of well being and health and fitness to all. Athena started her passion for fitness from a very young age, representing Oxford County as an Irish Dancer from age 9 to 26.

Athena is a highly qualified and experienced personal trainer who is energetic, motivating and passionate about fitness! Fuelling her passion for health and fitness by continuous education, each year furthering her education by completing all of the C.H.E.K Institute training programs.

"The only way to achieve lifelong health and fitness is to be realistic, find something you enjoy and keep at it".




  • Diploma in Personal Training & Sports Injury Rehabilitation
  • C.H.E.K Scientific Core Conditioning
  • C.H.E.K Holistic Lifestyle Coach L1
  • C.H.E.K Advance Swissball for Rehabilitation
  • Advanced Pilates Teacher
  • Pre & Post Natal
  • Sports Injury & Therapy
  • Sports Rehabilitation specialising in hip, knee & shoulder
  • Special Populations Training - Older Adults, High Blood Pressure, Asthma, Diabetes, Osteoporosis, Stroke, Hip replacement 

Zibi Mucha

zibi-mucha.jpgCo Founder, MSc P.E, C.H.E.K Practitioner Level 3, C.H.E.K Holistic Lifestyle Coach L3, C.H.E.K Golf Biomechanics Coach, Advanced L3 Personal Trainer

Zibi Co Founded A to Z Fitness in 2007 and is one of our highly experienced and exceptional personal trainers, Zibi has over 20 years experience within the fitness industry, his knowledge and passion for learning is remarkable.

Zibi completed a five year Master of Science degree in Physical Education in Warsaw, Poland and is continuing his thirst for knowledge through the C.H.E.K Institute making sure he remains one of the best Personal trainers in London.

Zibi has helped his clients to understand the importance of how the body works inside and out, his passion is to help you achieve a better quality of life and stay that way!

"'You can achieve anything you want in life if you have the courage to dream it, the intelligence to make a realistic plan, and the will to see that plan through to the end" - Sidney A. Friedman


  • MSc Degree in Physical Education
  • C.H.E.K Practitioner L1
  • C.H.E.K Practitioner L2
  • C.H.E.K Practitioner L3
  • C.H.E.K. Scientific Core Conditioning
  • C.H.E.K. Scientific Back Training
  • C.H.E.K Exercise Coach
  • C.H.E.K Holistic Lifestyle Coach L1
  • C.H.E.K Holistic Lifestyle Coach L2
  • C.H.E.K Holistic Lifestyle Coach L3
  • C.H.E.K Golf Biomechanic Coach
  • Stability Ball Training
  • Special Populations Training - Multiple Sclerosis, Stroke, Older Adults, High Blood Pressure, Asthma, Diabetes, Osteoporosis
  • Pre and Post Natal
  • Posture Correction
  • RPM Instructor

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