At Perpetua Cosmetic Injectables, we pride ourselves on a strict DR only policy- ensuring optimal client safety and satisfaction. Our patient’s treatment journey is comprehensively managed from consult to outcome, taking a holistic and patient-centered approach to practice. The PCI team members consist of an array of Dr’s specialising in many fields with a keen interest and passion for cosmetic injectables.


Dr Stephen Crimston – Founder of Perpetua Cosmetic Injectables, NSC, MBBS, BScN, FRACGP.

Dr Steve is an experienced clinician who brings with him the professionalism and reliability of a committed practitioner with over 20 years experience in the health care industry. Dr Steve holds a Medical Bachelor/Bachelor of Surgery and is a fellow of the Royal Australasian College of General Practitioners (RACGP). Additionally Dr Steve is the cosmetic medical advisor for Ella Bache Australia and a long term member of the Australasian College of Aesthetic Medicine (ACAM).

Over the duration of his career, Dr Steve has undertaken comprehensive theoretical and practical training in the field of Cosmetic Injectables. His techniques and clinical skills reflect the latest knowledge in the field of Cosmetic Medicine.

The Perpetua Cosmetic Injectables motto of Personalised, Professional, Perfection reflects Dr Crimston’s commitment to honesty and integrity with a strong focus on individualised consultation, treatments and, most importantly, client satisfaction.


Dr Hanaa Wanis MBBS, FRACGP

Dr Hanaa Wanis is a Sydney based aesthetic doctor and is also a practicing GP. She is passionate about delivering an individualised, tailor made treatment to create a natural looking result with extensive experience in antiwrinkle injections and dermal fillers via cannula techniques.

Dr Hanaa has over 16 years experience in medicine, graduation in 2005 with honours. She is a fellow of the Royal Australian College of General Practitioners (RACGP), as well as an Allergan accredited injector and member of the Australasian College of Aesthetic Medicine(ACAM).


Dr. Kenneth Brito is an Australian trained doctor with over 10 years of postgraduate experience. He obtained his degree in Bachelor of Medicine and Surgery in 2007 and completed his Masters of Surgery through the University of Sydney in 2012.

Dr. Brito undertook years of plastic surgery training in major tertiary hospitals in Sydney, Canberra and Adelaide. He then concentrated his skills on cosmetic surgery and medicine by completing a  two-year intensive cosmetic surgery training program with Australia’s leading plastic and cosmetic surgeons.

Dr. Brito has an interest in an array of non-surgical procedures such as antiwrinkle injections, HA filler injectables and pdo mono threads. He underwent extensive training with Australia’s top cosmetic industry suppliers & works as a PCI doctor servicing the regional areas.

He is passionate about helping patients enhance their natural beauty and dedicated himself to continuously updating his skills to deliver excellent outcomes while ensuring patient safety.


Tia Crimston-Smith – Practice Manager

Tia is an experienced practice manager who brings her years of experience from working in both the public and private sectors of medicine and business. Tia has previously managed teams of medical specialists in her career, enhancing her education as she works through her Bachelor of Nursing. Tia works with our team of dedicated Cosmetic Physicians and Clinics overseeing daily operations and ensuring Perpetua’s personalised, professional, perfection.