Dr Karthikeyan Ponnusami is the Director and Principal Dentist at Aviva Cosmetic Dentistry in St Albans, Hertfordshire. He has a special interest in dental implants and advanced restorative dentistry, and holds an MClinDent in Prosthodontics from King’s College London. His clinical focus is on predictable, long-term outcomes through detailed treatment planning and precision-led execution—supporting patients with implant and restorative solutions designed to restore both function and aesthetics.