After finishing high school in Marist College Kogarah, George went on to complete his Bachelor of Oral Health in Dental Science which was followed by a Graduate Diploma of Dentistry at Griffith University. After university George Excellent in all aspects Continued surgical and orthodontic development under mentor Dr Michael Kotsifakis at Knox dental group.

Dr. George Sergious is an active member of various professional dental bodies such as the Australian Dental Association, International Team of Implantology, and the Australian Society of Endodontology. George enjoys practicing all aspects of dentistry including implant placement, wisdom teeth removal under general anaesthetic and chairside, orthodontics and general dentistry.

George frequently attends post graduate educational seminars and courses, both national and international. He has successfully completed the Australian Society of Implant Dentistry accreditation course. George recently travelled to the United States to participate and successfully complete an intensive education week at Harvard University and Tufts University.