Excellently trained scientific staff


Scientific Director of The Dental Clinic


Markos Rallis – DDS, MSc


Scientific Director of The Dental Clinic of Thessaloniki

Markos Rallis graduated from the Dental School of the Aristotle University of Thessaloniki in 1991. After having fulfilled his military service obligations, he was trained in the sector of prosthetics and implantology at Eastmann Dental Hospital, London.

In 2003 he co-founded, along with twenty, in total, pioneer dentists and dental technicians having as shared interest their love and passion for aesthetic dentistry, the Hellenic Academy of Aesthetic Dentistry (H.A.A.D.), of which he still is an active member. Since 2005, the H.A.A.D. is a member of ΙFED – the International Federation of Aesthetic Dentistry – and consists the only scientific society that provides continuing education in its sector.

He has participated in numerous conferences and seminars in Greece and abroad, with announcements, posters, as well as only by attending them , and he was also participated in oral presentations based on aesthetic dentistry , as a main speaker. He is the scientific director of our clinic in Thessaloniki and in the last years he is active, almost exclusively, in Aesthetic Dentistry and Implantology.


Achilleas Iskas – DDS, MSc


Achilleas Iskas was born in Thessaloniki in 1984. He graduated from the Dental School of the Aristotle University of Thessaloniki in 2007. In 2014 he completed his master’s studies in Medical Ethics and Bioethics in the Medical School of the Aristotle University of Thessaloniki. The title of his thesis was “Quality assurance in Dentistry”. In 2015 he completed the three–year Post Graduate Program of Specialization in Periodontology and Implant Biology in the Aristotle University of Thessaloniki.

The title of his thesis was “Acetylcholine levels in saliva and gingival crevicular fluid in individuals with periodontal disease and periodontal health”. Since 2016 he is in charge of the Periodontics Department of the Dental Clinic of Thessaloniki. He is an active member of the European Federation of Periodontics and the Hellenic Society of Periodontics. He has published various scientific articles and presented oral and poster presentations in several congresses concerning periodontics and implantology. He speaks English, German, and French.

Georgios Koloutsos – MD, DDS, MSc, PhD

Oral and Maxillofacial Surgeon

Koloutsos Georgios was born in Thessaloniki in 1974. He received his degree in Dentistry in 2000 and his degree in Medicine in 2005.

He served the Greek Army as a dentist in the 71st Airborne Infantry Brigade and the 492th general army hospital of Alexandroupoli from 2000 to 2002.

Msc in Medicine in “Medical research and methodology” (Clinical research orientation) in 2010 and PhD in Dentistry in 2015, both under scholarship from the IKY(Greek National Foundation of Scholarships).

He served as a resident trainee in General surgery in Achillopoulion Volos Hospital, in Oral and Maxillofacial Surgery in General hospital of Thessaloniki G.Papanikolaou and Theageneion anticancer institute, and in ENT in General hospital of Thessaloniki G.Papanikolaou, from 2005 to 2011. He qualified for the title of the Oral and Maxillofacial Surgeon after succeeding on the exams held by the Greek Ministry of Health in 2011. He served as a provisional doctor in general hospital of Goumenissa in 2012.

He is an Oral and Maxillofacial Surgeon and a scientific collaborate of many dental practices as well as of the Faculty of Dentistry (Aristotle University of Thessaloniki) ever since. He has numerous pubmed publications as well as oral and post presentations in several Greek and International conferences.



Vasileios Saratsis – MD, DDS, PhD

Oral and Maxillofacial Surgeon

Dr Saratsis graduated from the Dental School of Julius Maximilians University in Würzburg, Germany in 2006. He then worked for two years as a dentist in a private practice in Bamberg, Germany, mainly on immobile and fixed prosthodontics, implant prosthetics, dental surgery and endodontics.

In November 2009 he started his specialty in Oral Surgery, being trained in a private clinic with special interest in Oral, Maxillofacial and Facial Plastic Surgery and in a public hospital in Pforzheim, Germany, where in December 2012 he successfully acquired the title of Specialist Oral Surgeon.

He holds a PhD degree on the research of „physical and rheological properties of alloplastic phosphate magnesium bone transplants“ that he acquired from the Functional Materials Department of Würzburg University Medical School. He also attended several postgraduate seminars in Implantology, organised by the German Society of Implantology (DGI). In July 2016 he acquired his Medical Degree from the Aristotle University of Thessaloniki. Along with his studies in Medical School, he was also a scientific associate at Thessaloniki Dental Clinic being responsible for Oral Surgery and Implantology cases.

From March 2017 to April 2021 he completed his Training in Oral and Maxillofacial Surgery at the academic teaching maximal care hospital of the Universtity of Tübingen „Katharinenhospital“ in Stuttgart, Germany. He is currently being trained in Facial Plastic and Reconstructive Surgery at the same hospital.

Mary Katsouda – DDS, MSc, PhD


She graduated from the Dental School of the National University of Athens in 2010. She worked for a year as a dentist in private practice in Athens. She attended the Advance program for International Dentists in Pediatric dentistry from New York University College of Dentistry. She participates actively in providing dental care with the use of dental mobile equipment in school and preschool children in the USA.

In September 2013 introduced the three-year Master of Science Program in Paediatric Dentistry, School of Dentistry, Aristotle University of Thessaloniki and graduated in June 2016. In June 2021, she completed her PhD at the Paediatric Department in Aristotle University of Thessaloniki. A member of The Dental Clinic Thessaloniki team, where she works exclusively Paediatric Dentistry.

The continuous scientific training of Dr. Katsouda comprises participation as a speaker at numerous Greek and International conferences and seminars. She has published her scientific work in Greek and International journals.

She is a good outstanding member of International and Greek Paediatric organizations as the International Association of Paediatric Dentistry (IAPD), European & American Academy of Pediatric Dentistry(EAPD)/(AAPD), Greek Paediatric Dentistry Society (HSPD).



Haralambidis Adam DDS, MSc


Adam D. Haralambidis was born in Thessaloniki in 1974. He is a graduate of the “Anatolia” American College of Thessaloniki. He graduated from the Dental School of the Aristotle University of Thessaloniki in 2002. During his military service, he served as general dentist at the 412 General Military Hospital of Xanthi.

From September 2003 to August 2004 he worked at the medical office of Dr. Stelios Karamanis in Thessaloniki. In September 2004 he was admitted to the Postgraduate Program of the Orthodontic Laboratory of the Dental School of Marmara University, Istanbul, from which he graduated in October 2007 with honors, receiving a Master of Science in Orthodontics. With a decision issued by DOATAP (The Hellenic Interdisciplinary Organization for the Recognition of Academic Degrees and Information) in September 2008 his Postgraduate Degree of Specialization in Orthodontics was recognized, while in November 2008 he was awarded the title of Specialization in Orthodontics.

In June 2008 he presented at the 84th congress of the European Orthodontic Society (ΕΟS) in Lisbon, Portugal, his scientific work with title: “3D CT Evaluation of Nasal Volume Changes Induced by Rapid Maxillary Expansion”. Many of his scientific articles have been published in the American Journal of Orthodontics and Dentofacial Orthopedics, in which he is also a member of the editorial board. Since the beginning of 2011, the orthodontist Adam D. Haralambidis is the head of the orthodontic department of The DentalClinic of Thessaloniki. Moreover, since November 2011, the orthodontist Adam D. Haralambidis collaborates with the dental group Smiles in Ireland.

He is an active member of the following scientific societies:

Greek Orthodontic Society

Orthodontic Society of Northern Greece

Association for Orthodontic and Maxillofacial Study and Research

European Orthodontic Society

World Federation of Orthodontists

American Association of Orthodontists

Dental Council of Ireland

Athena Dalopoulou – DDS, MSc


Athena Dalopoulou was born and raised in Athens. In 2010, she started her pre-graduate studies at the School of Dentistry of the Aristotle University of Thessaloniki, from where she graduated in 2017. In 2017-2018, she was a volunteer external collaborator at the Athens Military Dental Clinic, as well as at the 401 General Military Hospital of Athens. In the meantime, she was hired as an assistant dentist at the Health Centre of Spata in Athens. In September 2018, she was admitted to the three-year Postgraduate Specialization Program in Endodontics, at the School of Dentistry of Aristotle University of Thessaloniki.

She regularly participates in Hellenic and European conferences, in order to be kept up-to-date at her field of expertise, while she has published many articles in Greek and European scientific journals.

Since 2019 she works exclusively in the field of Endodontics.



Christina Doulkeridou – DDS, MSc

Endodontist, Prosthodontist

Dr.Christina studied as a dentist at the School of Dentistry at the Aristotle University of Thessaloniki, where she graduated in 2018. She is currently in her postgraduate studies in the Prosthodontics and New Technologies program at the University of Siena, Italy.

She is actively engaged in congresses, seminars, and conferences both in Greece and abroad, to make sure that she provides her patients with top-quality services, combining the latest and most up-to-date techniques in Dentistry.

She has published a lot of papers in international Dentistry magazines and posters in congresses.

She is working as a dentist, treating each case with the appropriate care, giving priority to the relief of toothache, and great cooperation with the patients so that she achieves the best possible result both functionally and aesthetically.

Petroula Tsetseli – DDS

Dental Surgeon

Petroula Tsetseli was born in Giannitsa in 1995. She entered the Faculty of Dental Medicine at the Medical University of Sofia (MUS) in 2013, where she graduated in 2019. Then she worked for a year as a volunteer at the Dental Department of 424 General Military Hospital of Thessaloniki.

Since December 2019, she is a member of The Dental Clinic of Thessaloniki. She has participated in dental conferences mainly focused on Paediatric, Orthodontic, and Aesthetic Dentistry, with publications and poster presentations.

In March 2022, he was admitted to the three-year postgraduate study program of Dental Surgery and Aesthetic Dentistry of the Aristotle University of Thessaloniki (AUTH).



Dimitra Christidou

General Manager

Dimitra Christidou was born and grew up in Xanthi, where she graduated from the 3d General High School of Xanthi in 1992.

– From 1992 to 1994 she attended a two-year Department of Computer Programming and Operation.
– From 1994 to 1996 she studied at the Secondary Technical Vocational Nursing School and in 2010 she was admitted to the four-year Business Administration program of the Open University of Cyprus.

Since 1997 she works as a dental assistant and since 2008 she provides her services at The DentalClinic of Thessaloniki, as head of public relations and secretarial support.

Zoe Michailidou

Dental Assistant & Secretarial Support

Zoe Michailidou was born and grew up in Ptolemaida. She graduated from high school in 2006 and in the same year she was admitted to the Higher Technological Educational Institute of Larisa, at the department of Nursing, from which she graduated as a specialized nurse in 2010.

She has worked as a nurse in various clinics and over the recent years she works at The DentalClinic of Thessaloniki as dental assistant, as well as in secretarial support.

She holds a diploma of English as foreign language and an ECDL diploma. At The Dental Clinic, among others, she is the head of the nursing staff.