
JAMES O'LEARY
DIRECTOR PHYSIOTHERAPIST
STRENGTH & CONDITIONING COACH
Master of physiotherapy. Bachelor of medical science.
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MORE ABOUT JAMES
James O'Leary is the founder and Director of Undisputed Performance & Rehab, a Physiotherapist and Strength & Conditioning Coach dedicated to transforming lives through athletic-focused care. With extensive experience working with professional athletes across sports like Boxing, BJJ, MMA, Rugby, Soccer, AFL, Tennis, and Athletics, James brings a deep understanding of the physical and mental demands of elite performance to his practice.
Qualifications:
- Bachelor of Medical Science
- Master of Physiotherapy
- Australian Strength & Conditioning Association Level 1
Experience:
James founded Undisputed Performance & Rehab, redefining performance and rehabilitation in Sutherland Shire. He is also the Head Physio at a local medical practice in Woolooware. With experience in over four musculoskeletal private practices across Sydney, he has treated everyone from everyday movers to professional athletes, helping them overcome injuries and unlock peak performance. He has worked with elite teams, including No Limits Boxing Team, Grappling Education BJJ & Wrestling, Reign Grappling Club, Gordon Rugby, Southern Power AFL, St George City FC Soccer, Kooyong Tennis Academy, and Evolve Running Team. A six-month Strength & Conditioning internship further honed his skills, where he authored tailored programs to drive athletic success.
Special Interests:
- Sports injuries (acute and overuse), running-related injuries, ACL rehabilitation (reconstructive surgery and non-operative cross-bracing protocol), and post-operative recovery to restore strength and function.
- Chronic pain management through cognitive functional therapy (CFT), cognitive behavioural therapy (CBT), and psychologically informed physiotherapy to address physical and mental barriers to recovery.
- Preventing age-related bone and muscle loss through strength & conditioning for middle-aged and elderly clients to combat osteoporosis and osteosarcopaenia.

PADDY TEGG
PHYSIOTHERAPY ASSISTANT
PERSONAL TRAINER
Master of PHYSIOTHERAPY (in progress). Bachelor of medical science.
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Paddy Tegg is a Personal Trainer and Physiotherapy Assistant at Undisputed Performance & Rehab, bringing a dynamic blend of academic expertise and elite sporting experience to help clients achieve their peak performance. As captain of the St George Premier Division AFL Team and a former Sydney Swans Academy athlete, Paddy has lived the demands of high-level sport, giving him unique insight into performance, recovery, and resilience.
Qualifications:
- Bachelor of Medical Science (Anatomy & Pathology)
- Completing Physiotherapy training
Experience:
Paddy combines his deep understanding of the human body with practical coaching experience, having guided group classes and individuals both in-person and remotely. His background as an elite athlete informs his approach to injury prevention and performance optimisation, helping clients unlock their full potential.
Special Interests:
Paddy focuses on end-stage rehabilitation and transitioning into sport-specific training, performance, and recovery optimisation, empowering athletes and everyday movers to train smarter and perform without limits.