The aim of this investigation was to explores the dental specialties and availability of rubber dam facilities among private dental clinics in Al-Kharj city, Saudi Arabia. This was completed by in-person investigation of all private dental clinics in Al-Kharj city, recording the number of dental professionals, their specialties, status of their authorization, and the availability of rubber dam facilities within each clinic. One hundred and six dentists were distributed between 100 clinics in 28 centers. General dental practitioners (GDPs) were the most of them (84%). Only 10 out of the total of 14 orthodontists were authorized to practice orthodontic treatment. Rubber dam was available in only five centers. Lack of various dental specialties in Al-Kharj city was noted. The GDPs should not practice dental procedures which are not included in their job description and duty. Low rubber dam availability indicating the underuse of them which would affect the quality of dental treatment.