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We are specialist orthodontists. The success of your treatment depends on the skill and experience of your doctor!



From your first visit, we focus on you - your health, your comfort, your life style - offering you the very best orthodontic experience.



Using a revolutionary system called "3M Unitek". We may be able to significantly reduce your treatment time.

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A respected provider of Orthodontic care in the community. First established in 1962 by my associate orthodontist Dr Robert Gates.

Location – Pymble

Dr Ronny Marks – OrthoWorld® Orthodontist of Pymble is located in Pymble. Our office is located within easy access and across the road to the Pymble Station in Grandview Street.

The practice covers a wide spectrum of patients in the North Shore area. We are also in close proximity to many schools in the North Shore area such as: PLC, Brigidine, Abbotsleigh, Sydney Grammar, Pymble Ladies College, Ravenswood, Knox Grammar and Masada.

Parking is easily accessible within walking distance to the practice. Appointment times convenient for you and your children, commencing at 8.00 am.

Thank you for visiting our website. If you have any questions, please contact us. We look forward to assisting you in any way we can.

ORTHOWORLD ® Dr Ronny Marks