Professor Marc Kaloustian completed his DDS degree from the Saint Joseph University of Beirut in 1999.

He then obtained a Certificate in Advanced Education in General Dentistry from Boston University, Goldman School of Dental Medicine in 2000.

He pursued a Masters in Endodontics, Masters in Biomaterials and obtained his PhD in 2020 from the Saint Joseph University, Lebanon with honors.

He is currently a Clinical Professor at the Department of Endodontology at the Saint Joseph University Dental School, Lebanon where he supervises undergraduate and postgraduate students.

He is the president elect of the Lebanese Society of Endodotology and co-organizer of many international endodontic meetings. He is also a Gold member of Style Italiano Endodontics, an international lecturer with many publications in indexed journals.

He has a private practice in Beirut limited to Endodontics.