Your therapist, Martin Trewhitt IGPP Cert TM, Dip HCA AC Registered, is a fully qualified aromatherapist and therapeutic massage practitioner. ||Aromatherapy||... A treatment using massage and essential oils which possess special aromas and natural healing power. Therapeutic.. An ideal way to combat the stress of modern living using special massage techniques to ease muscular aches and pains. He aims to provide an enjoyable and therapeutic experience, so promoting relaxation and encouraging well-being. Also practising at Yorkshire Yoga & Therapy Centre, Knaresborough.