Specialties: Owner-operated small business serving the community for over 50 years. All calls are answered by a master locksmith. Serves the Valley from Lodi to Merced and is based in Modesto area. Competitive pricing and flexible hours. Accepts most major credit cards. Please call for a quote. Established in 1950. Ditman's Key Service was founded by Manford Ditman nearly 70 years ago. The family business has been carried on by his daughter, Corrine Ditman Chrisco.