British producer, arranger, audio engineer and musician, originally known as Dave Hadfield.

Started out as drummer for Harry Webb, later known as Cliff Richard (with whom he went to school in Cheshunt, Hertfordshire); in 1962 he joined The Konrads. Started his professioneel career at Maximum Sound Studios, where he became studio manager after Vic Keary left. Worked at Estudios Maller in the late 70s. Co-owner (with Mike Morton) of the label M & H Records Ltd. Later moved to Thailand.