Doctors for Invisible braces

Ziounas Ioannis is a Dentist, specialist in Implantology and Prosthodontics, with a private practice in Kolonaki. He is a graduate of the "historic" dental school of Tver State Medical University, with many years of experience in the functional and aesthetic restoration of patients' oral health. Additionally, he holds a Master of Science (MSc) degree from the University of Manchester in Aesthetic Dentistry and Implants. At the private dental center idDental Clinic, the doctor and his team offer a wide range of dental services, from routine fillings and teeth and gum cleaning to complete oral rehabilitation with implants. Services provided include oral surgical restoration, occlusal rehabilitation, endodontic treatments, orthodontics, and prosthetic restoration. Furthermore, the services cover the full spectrum of aesthetic dentistry (teeth whitening, resin or porcelain veneers, gingivoplasty, and all-ceramic crowns). Finally, the clinic's goal is always the high-quality provision of all oral health services, as well as the maintenance of the results of each treatment, through the use of modern, clinically tested materials and state-of-the-art equipment.

Sideri Sofia, DMD, MSc, MSD & CAGS, is a specialist orthodontist with private practices in Neo Psychiko and Anixi, continuing the family tradition since 1983.

Trained in the United States, certified by the American Board of Orthodontics (ABO), and an Invisalign provider, she offers digitally designed treatments for children, adolescents, and adults: fixed and aesthetic braces as well as clear aligners.

Our philosophy is based on responsibility, personalized treatment plans, and proper guidance in a friendly and calm environment. Our team combines experience and modern techniques to ensure that every treatment is conducted with care and respect for the needs of each patient, providing safety, care, and confidence at every stage of orthodontic therapy.

Contact us to discuss the treatment plan that suits your smile!

Since the 2025-2026 season and based on the latest official Invisalign data, Polyxronopoulos Giorgos ranks within the top 1% of Invisalign providers across Europe, the Middle East, and Africa. With 18 years of clinical experience in the Invisalign system, he belongs to the highest category, INVISALIGN DIAMOND APEX. Over 300 new patients annually choose to undergo Invisalign aligner treatment at his clinics.

He is a graduate of the Dental School of the National and Kapodistrian University of Athens and specialized in Orthodontics at the Dental School of Tel Aviv University in Israel. He graduated with the "Bert Levin" award in recognition of his clinical and theoretical achievements. He places great emphasis on continuous education, participating in conferences in Greece and abroad with research papers and presentations. His work has been published in the most reputable Greek dental journals, and he participates in the Continuing Education Program of the American Orthodontic Society with numerous certified hours attending seminars and conferences online. He is a member of several medical associations and scientific societies.

Stefanidis Ilias is a Dental Surgeon, graduate of Aristotle University of Thessaloniki, specialized in Implantology. He has maintained a private practice since 1998, providing comprehensive services in general, aesthetic, and restorative dentistry, with an emphasis on digital solutions and the precision of modern technology. He offers excellent dental care in the greater Thessaloniki area, investing in state-of-the-art equipment and ensuring a relaxing and comfortable environment for the patient. His practice performs the full range of dental procedures including digital scans with an intraoral scanner, CAD/CAM restoration design, implants, smile design, customized trays for whitening and bruxism, surgical tooth extractions, wisdom tooth removal, whitening, aesthetic dentistry, orthodontic treatments with clear aligners and the FASTBRACES method, periodontology, prosthodontics, endodontics and fillings, as well as facial mesotherapy.

The goal is a healthy and beautiful smile through treatments tailored to the needs of each patient.

Hellinicon Dental "Digital Smiles" is a state-of-the-art and fully equipped clinic based on European standards located in Argyroupoli. The cases that can be treated cover the entire spectrum of dentistry, from the simplest to the most complex. In summary, the clinic specializes in General and Preventive Dentistry, Aesthetic and Prosthetic Dentistry, Implants, Surgery and Maxillofacial Surgery, Endodontics, Periodontology, Pediatric Dentistry, and Orthodontics. After a diagnostic examination, the patient can receive a personalized treatment plan tailored to their needs and wishes, scientifically substantiated to ensure both functional and aesthetic excellence. Additionally, a follow-up program is implemented for the prevention of future dental problems, aiding in their timely diagnosis and management. One of the collaborators is Dentist Hellinicon Dental Digital Smiles, who graduated from the Dental School of Aristotle University of Thessaloniki. He possesses significant clinical experience, distinctions, and participation in numerous scientific conferences and postgraduate seminars.

Katsiva Afroditi Kai Synergates is a Dentist with a private practice from 1990 to the present in Nea Ionia. She is a graduate of the Dental School of the National and Kapodistrian University of Athens and has served as a dental assistant in collaboration with university professors. Additionally, the dentist has 25 years of experience in the field and specialization in fixed prosthodontics. At her clinic, she is able to provide services such as aesthetic restoration, orthodontic services (mouthguards for children and adults, Invisalign, local appliances), endodontic treatments, surgery, extensive range restorations, and others, always tailored to the patient's financial profile. Finally, she is a member of the World Academy of Growth Factors & Stem Cells in Dentistry and the Dental Association of Attica, with significant participation in conferences such as the World Academy of Growth Factors & Stem Cells in Dentistry, “Growth Factors & Stem Cells in Everyday Dental Practice,” Dentist Education Industry “Molecular Biology in Dentistry,” and the International Congress of Endodontology and Prosthodontics.

Mpelesis Lampros is a Dentist and maintains a private dental practice in Keratsini. He studied at the Dental School of the National and Kapodistrian University of Athens and, after 12 months of training in Implantology, holds a Master in Implantology and an Advanced Diploma in Implantology with Edexcel certification. He has attended numerous seminars and conferences, both theoretical and practical, in fields such as dental lasers and aesthetic dentistry, implants, minimally invasive dentistry, orthodontics, as well as facial skin aesthetics including stem cells, hyaluronic acid, botulinum toxin, etc. He has specialized in the use of lasers for dental treatments and has completed MODULE I+II of the SOLA LASER ACADEMY at the University of Vienna, obtaining the title of LSO (Laser Safety Officer). Additionally, he has received certification for the safe use of hyaluronic acid and botulinum toxin for wrinkle reduction on the face from the Australian Academy of Dento-Facial Aesthetics (AADFA), as well as certification for the use of the Dermaroller device to improve wrinkles, pores, scars, and facial imperfections. He trained for 18 months at the Dentist Education Institute for the use of growth factors and stem cells in dentistry and facial aesthetics, obtaining the corresponding certification. Finally, he practices across the full spectrum of Dentistry and specializes in Aesthetic Dentistry, Implants, and Invisible Orthodontics.

Dr Gkinalas Stelios is a Dental Surgeon and the founder of the Dentathens Dental Clinic in Kolonaki, which he has been operating since 2022, offering comprehensive services across the full spectrum of modern dentistry.

He gained valuable international experience working for five years in Edinburgh, Scotland, where he collaborated with the National Health Service, focusing primarily on oral surgery, while also active in a well-known private clinic specializing in aesthetic dentistry. During his time abroad, he further specialized and obtained a significant number of certifications in the fields of restorative, prosthetic, and aesthetic dentistry through recognized academic institutions, including the University of Edinburgh.

He is a graduate of the Department of Dentistry at the National and Kapodistrian University of Athens and is distinguished by his commitment to high-quality service, continuous professional development, and the provision of personalized solutions tailored to the needs of each patient.

Markopoulou Dimitra is a Dental Surgeon with a master's degree (MSc) in Orthodontics from the University of Warwick and over 10 years of clinical experience in the United Kingdom.

She is exclusively dedicated to Orthodontics, offering personalized solutions for children, adolescents, and adults. Her goal is for every patient to feel comfortable and informed at every stage of the treatment, within an environment of calm and trust.

She specializes in:

• Fixed and removable orthodontic appliances

• Clear aligners (Invisalign, ClearCorrect, Spark)

• Early orthodontic intervention

With experience in public and private clinics in Greece and the United Kingdom, she places special emphasis on accurate diagnosis, comprehensive treatment planning, and long-term follow-up.

She believes that a beautiful smile is not only about aesthetics but also confidence and quality of life.

Gkeka Olga is an Orthodontist who maintains a private practice in Kallithea and manages cases across the full spectrum of orthodontics (children and adults). She has completed a three-year laboratory Master of Science at the Hebrew University of Jerusalem (Biomedical Sciences in Dental Medicine) with a scholarship and received Orthodontic Specialty training from the Hadassah University Medical Center in Israel. During her three-year specialization, she was trained to address all types of orthodontic anomalies, including complex cases of impacted teeth, surgical cases, as well as full proficiency in the Invisalign method.

In recent years, she has attended conferences and has participated as a speaker or poster presenter.

Upon completion of her studies, she obtained recognition of her Orthodontic specialization for Europe following examinations.

She completed a two-year Dental Internship at the Naval Hospital of Athens in the Therapy and Orthodontics clinics and has worked in general dentistry and orthodontics in private practice. 

Kontos Konstantinos MSc is a Specialist Orthodontist with a private practice in Kaisariani (Hilton area) since 2003. He graduated from the School of Dentistry at Aristotle University of Thessaloniki and the Hellenic Military Academy. He obtained his orthodontic specialty title and MSc in Sweden after completing the 3-year specialty program at the University of Gothenburg. He has also received further training in Dental-Medical Sleep Medicine at Tufts University in Boston. Dr. Kontos has served as director and senior consultant of the orthodontic department at the Naval Hospital of Athens, as well as head of the orthodontic department at the Tannhelsesenteret Lørenskog clinic and clinics of the dental company Colosseum in Oslo, Norway, for a decade. He has extensive experience in treating children, adolescents, and adults, using both conventional orthodontic appliances and invisible appliances (clear aligners, lingual/internal braces). Additionally, he systematically focuses on the treatment of snoring and sleep apnea with intraoral devices.

Foto Virtzina Kai Synergates DDS is a Oral Surgeon who has maintained a private practice since 2013 in Piraeus. She is a graduate of the National and Kapodistrian University of Athens and has enriched her clinical training with studies in Vienna and specialization in Clinical Aesthetics and Injectable Fillers. The doctor possesses many years of experience in aesthetic and general dentistry, providing high-quality services that cover the entire spectrum of modern dentistry — from pediatric dentistry to the use of lasers and injectable treatments. She maintains active involvement in the community as a member of the Dental Association of Piraeus, participating in volunteer prevention and education activities in schools. Through continuous education, collaborations with specialized professionals (orthodontists, maxillofacial surgeons, etc.), and emphasis on personalized patient care, she offers responsible and effective solutions focused on oral health and aesthetics.

Η Δρ Κατερίνα Δούμα - Μιχελάκη DDS, Dipl. Ortho, PhD, ΑΒΟ είναι ειδική Ορθοδοντικός με πολυετή εμπειρία στην Ορθοδοντική στην Ελλάδα και το εξωτερικό, και επικεφαλής του Οδοντιατρικού Τμήματος της Κλινικής Dermadental Care, μαζί με την κόρη της Δρ Ίρις Μιχελάκη DDS, Dipl Ortho, MSD, ΑΒΟ.

Είναι απόφοιτος της Οδοντιατρικής Σχολής του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών απ’ όπου αποφοίτησε με συνεχείς υποτροφίες στους πρώτους του έτους της και έγινε άμεσα δεκτή για εξειδίκευση με υποτροφία στις ΗΠΑ. Έλαβε πλήρη ειδικότητα, Specialty in Orthodontics and Dentofacial Orthopedics με επιπλέον πιστοποιήσεις σε όλες τις κλινικές τεχνικές από το University of Louisviile, με ταυτόχρονη συνεργασία του στρατιωτικού Τμήματος Fort Knox United States Army Dental Activity Unit. Είναι Αριστούχος Διδάκτωρ του Πανεπιστημίου Αθηνών με κλινικές μελέτες σε παιδιά με προγναθισμό της κάτω γνάθου.Παράλληλα διετέλεσε επί σειρά ετών επιστημονικός συνεργάτης στο Τμήμα Ορθοδοντικής του Πανεπιστημίου Αθηνών. Έχει διατελέσει επίκουρη κλινική καθηγήτρια στο Dubai, UAE, επιβλέποντας μεταπτυχιακούς φοιτητές ορθοδοντικής.

Το 2019 μετά από ιδιαίτερα απαιτητικές εξετάσεις στις ΗΠΑ έλαβε τον διεθνώς τίτλο αναγνωρισμένο τίτλο Diplomate of the American Board of Orthodontists (ABO).

Τόσο η Κατερίνα Δούμα-Μιχελάκη, όσο και η Ίρις Μιχελάκη, απόφοιτος του Παγκοσμίου φήμης Ορθοδοντικού Προγράμματος Ορθοδοντικής University of Washington in Seattle, είναι πλήρως πιστοποιημένα μέλη του American Board of Orthodontics, fully certified by the American Board of Orthodontics.

Η Κατερίνα Δούμα συμμετέχει διαρκώς σε ελληνικά και διεθνή επιστημονικά συνέδρια ως ομιλήτρια και είναι ενεργό μέλος διεθνών επιστημονικών οργανισμών ορθοδοντικής.

Είναι από τους πρωτοπόρους σε όλες τις νέες ψηφιακές τεχνολογίες, όπως οι θεραπείες με διαφανείς νάρθηκες Invisalign έχοντας θεραπεύσει έναν πολύ μεγάλο αριθμό περιστατικών ως Invisalign Premium Elite Provider. Έχει διατελέσει μέλος πολλών Επιστημονικών Συμβουλίων και είναι τώρα Αντιπρόεδρος της Ελληνικής Εταιρείας Ορθοδοντικών Ναρθήκων, Greek Orthodontic Aligner Society.

Στο ιατρείο Greatsmiles by Dermadental Care παρέχονται σύγχρονες ορθοδοντικές θεραπείες για παιδιά, εφήβους και ενήλικες, όπως ακίνητοι ορθοδοντικοί μηχανισμοί, διαφανείς νάρθηκες (Invisalign), γλωσσική ορθοδοντική και άλλες σύγχρονες τεχνικές, με στόχο τη βελτίωση της στοματικής υγείας και την επίτευξη ενός αρμονικού και αισθητικού χαμόγελου. Πάντα με εξατομικευμένο σχεδιασμό θεραπείας και αξιοποίηση όλων των σύγχρονων ψηφιακών τεχνολογιών, με έμφαση στα άριστα αποτελέσματα και την ανθρώπινη προσέγγιση.

Kotinas Anastasios is a Specialist Orthodontist with a private practice in Ampelokipoi. He holds a PhD from the University of Edinburgh. The doctor has extensive professional experience in Greece and abroad, specifically in Edinburgh, and has managed cases spanning the entire spectrum of orthodontic science using all techniques (Edgewise, Ricketts, Tip-Edge) with an emphasis on Straight-Wire. Currently, in his private practice, he primarily practices orthodontics using the Straight-Wire technique combined with removable appliances, functional devices, extraoral appliances, mini-screws, and clear aligners such as Clear Aligner. Additionally, the orthodontist has published articles in international peer-reviewed scientific journals and participates in conferences and seminars to stay updated with developments in his field.

Moutafidou Maria is a Dental Surgeon with private clinics in Agios Stefanos, Keratsini, and Chalandri. She is a graduate of the Dental School of the National and Kapodistrian University of Athens. She holds a Level 2 Master’s degree in Orthodontics from the University of Turin and has extensive experience in the application of implants, invisible orthodontics, as well as surgical extractions. Additionally, in her modernly equipped clinic, she treats conditions such as gingivitis and periodontitis and offers services including teeth whitening, cleaning, porcelain and resin veneers, crowns, digital radiography, and oral examinations for oncology patients. Finally, Dr. Moutafidou regularly attends numerous seminars and ensures she stays updated on all advancements in the field of dentistry, while also being a member of the Piraeus Dental Association.

Louka Maria - Anneza is a Dental Surgeon who runs the dental clinic "In Dentistry we trust" in Pefki, offering high-level dental services. She graduated from the Dental School of the National and Kapodistrian University of Athens and subsequently completed a three-year postgraduate program in Gnathology, where she gained extensive experience in the clinical management of patients with orofacial pain, craniofacial disorders, and obstructive sleep apnea. Moreover, she actively attends and participates with presentations in numerous scientific conferences and seminars both in Greece and abroad, aiming for continuous education on topics concerning new therapeutic approaches. The doctor has many years of experience in prosthodontics, aesthetic dentistry, as well as periodontics and surgical cases, while simultaneously working as a Scientific Associate at the Dental School of Athens in the Prosthetics Department, contributing to the education and practical training of students. Convinced that the provision of high-quality dental care is not a luxury but a necessity, the doctor established a modern, fully equipped center for dental prevention, care, and restoration for patients of all ages.

Aroni Dimitra is a Dentist and maintains a private practice in Neo Psychiko. She holds a degree in Dentistry from Aristotle University of Thessaloniki and the Military School of Corps Officers (SSAS). She has extensive professional experience and currently, alongside her private practice, works as a Registrar in the Dental Department of the 251 Air Force General Hospital. Dr. Aroni provides specialized services and manages a wide range of conditions, while participating in conferences and seminars to stay updated with the developments in her field.