Apostolos Bounatsos graduated from the Hellenic Armed Forces Corps Officers School with the rank of Second Lieutenant of the Hellenic Air Force and the Dental School of Aristotle University of Thessaloniki in 1991. Until 1996 he served in Air Force Units, working at the same time in his private dental clinic.
He was trained in Prosthodontics at the University of Manchester Dental School (1996-1999). He was awarded a Master of Science, from the Royal College of Edinburgh, the Membership of Restorative Dentistry (Prosthodontics) and the title of Specialist Prosthodontist in the United Kingdom. He worked as Clinical Teaching Fellow at the Prosthodontic Dept., Manchester University Dental Hospital, (1998 -1999).
He organized the Prosthodontic Department at 251 Greek Air Force and VA Hospital where he served as Assistant Director (2003-2007) and Director (2007-2011).
He is a member of the Athens Dental Society, the Royal College of Edinburgh (1999-today) and a Recognized Specialist from the European Prosthodontists Association (2011-today).
Since 2000 he maintains his private dental clinic at 77 Kifisias Avenue, Athens, Greece.