Meet the Team

Jonathan Chellas
Director. Senior Exercise Physiologist & Exercise Scientist.
I’m passionate about helping people move better, build strength, and live pain-free lives. I’m here to guide our community with evidence-based exercise, long-term health strategies, and a welcoming, supportive environment where every client feels empowered to reach their True Potential.

Kaitlyn Chellas
Senior Physiotherapist & Director​
Hi, I'm Kaitlyn, a senior physiotherapist and co-founder of True Potential. With experience in musculoskeletal management in private practice and a background in AFL and rugby, I help people of all ages and walks of life recover from injury, manage pain and get back to doing what they love, whether that's chasing the grandkids, getting through a workday pain free or returning to sport.
About Me
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Passion
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Anything with two wheels or a motor, good food and friends.
Achievements
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Junior & Youth Australian Trials Champion.
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Represented Team Australia at the Trials des Nations.
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Current president of our local motorcycle club.
What I Love About Our Community
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There’s something special about the Northern Beaches. People here want to move, live well, and enjoy life for the long run. I love that our clients bring that same energy into True Potential, in a space where everyone feels confident, capable, and supported.
Credentials & Qualifications
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Master of Clinical Exercise Physiology (6.2/7 GPA)
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Bachelor of Exercise & Sports Science
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8 years of experience working in private practice, working with a variety of musculoskeletal injuries and chronic health conditions.
Why I Do This
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Because real health isn’t about quick fixes — it’s about giving people the confidence, strength, and support to live fully for years to come.
Fun Fact
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Kaitlyn and I spent 6 months in 2023 living in Spain whilst competing in the World Trials Championships.
About Me
Passion
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I’m happiest outdoors. Training, riding, or exploring with my dog.
Achievements
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2023 Australian Trials Women’s Champion
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Represented Australia at the Trials des Nations 4 times in 3 countries, and counting!
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Current secretary of our local motorcycle club.
What I Love About Our Community
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Everyone here values connection, lifestyle, and staying active — whether that’s surfing before work or walking the dog after school drop-off. Supporting people to keep doing what they love is incredibly rewarding.
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Credentials & Qualifications
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Master of Physiotherapy.
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Bachelor of Exercise & Sports Science.
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7 years of experience in private practice musculoskeletal diagnostics and rehab.
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3 years working in AFL and 2 in Rugby.
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Immediate Care in Rugby Level 2 Qualifed.
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Certified Polestar Pilates Rehab Practitioner.​
Why I Do This
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Because movement is medicine — and when people feel strong and pain-free, every part of life gets better.
Fun Fact
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I’m a proud dog mum to Chase — who thinks he runs True Potential.

Chase
Chief Morale Officer
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Chase thinks he runs True Potential, and honestly, we don't have the heart to tell him otherwise.
Specialises in greetings, belly rub therapy and fetch.
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