Qualified in 1965 and obtained the Final City and Guilds Certificate as a Dental Technician. Trained as an orthodontic technician at The Royal Dental Hospital, Leicester Square, and as a Maxillo-facial technician at the East Grinstead Hospital.

Served for 12 years as a Dental Technician in The Royal Air Force and was promoted to Chief Technician. C.N.Dunn Dental Services has been established for 27 years. Christopher and his wife now live in Bruton, Somerset.