Meet the Team
Dr Jaqueline Harnett
Orthodontist
B.D.S., M.F.D.S. M.Orth.RSCEdin.
Jackie commenced her dental training in University College Cork in 2002 and received her Bachelor of Dental Surgery degree in 2007 before working in general dental practice and for the Health Service in Ireland.
After completing a variety of hospital posts in the United Kingdom including paediatric dentistry and maxillofacial surgery, Jackie began her formal three years of specialist orthodontic training in 2010 where she gained a Masters in Orthodontics from Cardiff University and her Membership in Orthodontics from the Royal College of Surgeons in Edinburgh. She has since worked in specialist practice and for Community Dental Services in Wales.
Jackie is registered with the Irish Dental Council and a member of the Royal College of Surgeons in Edinburgh.

Dr Jaqueline Harnett is a member of:

Her work ethic and ethos are admirable. A true professional.”
Professor Eduardo Tapia Vidal
BDS, PhD, Ms Orth, Diploma Implant Dent.
Orthodontist
Eduardo finished his dental training in The University of Sheffield in 1997 and worked in Madrid as General Dentist. In 2000 he completed a Two year Course in Dental Implantology and he started working at the European University In Madrid as an Assistant Lecturer in Orthodontics. From 2001 he has worked at the European University Dental Clinic, supervising undergraduate students in Paediatric dentistry and Orthodontics.
In 2002 he began a PhD in Orthodontics at the Complutense University in Madrid. Since then then he has worked exclusively in Orthodontics private practice. He got his Doctorate “Cum Laude” in 2008. In 2009 he completed his three years Master´s Degree in Orthodontics at the European University of Madrid. He is also specialised in Incognito Lingual Orthodontics and has the official Invisalign accreditation. He is now the Undergraduate Orthodontic Head of Department at the European University of Madrid and works exclusively in Orthodontics private practice in Dublin and Madrid.

Professor Eduardo Tapia Vidal is a member of:

Undergraduate Orthodontic Head of Department at the European University of Madrid”
Dr German Tello Levinstein
Associate Dentist / Orthodontist
IDC 6015
Training and qualifications
German graduated as a Dentist in 1997 from Universidad Maimónides in Buenos Aires. He completed postgraduate orthodontic training at the Argentine Dental Association and went on to earn a Master’s Degree in Orthodontics from the University of Buenos Aires, graduating in 2002 with an outstanding mark of 9/10.
Treatments
With over 10 years of experience in aligner therapy, German has developed a special interest in clear aligner orthodontics. His dedication to excellence earned him the Invisalign Top Provider Award in 2024.
German is vastly experienced in a full range of orthodontic appliances and with a reputation for delivering great smiles and excellent facial aesthetics; German is passionate about creating confident, healthy smiles.
Professional Memberships
- SAO – Argentine Orthodontic Society (Registered Specialist)
- ALADO – Latin American Orthodontic Association
- SEDO – Spanish Orthodontic Society
- BOS – British Orthodontic Society
- GDC – General Dental Council (UK)
- IDC – Irish Dental Council
Personal
German moved with his family to Belfast in 2014 from Valencia Spain and joined ORTHO Dundalk in February 2021. He is a third-generation dentist fully dedicated to orthodontics and is deeply committed to providing the highest standard of care. German treats every patient with the same attention and compassion he would give a family member. He is fluent in Spanish and English.
Beyond orthodontics, German is passionate about barbecue cooking and enjoys using his Kamado grill all year round. He loves exploring different cuisines and cultures and often listens to history podcasts in his free time. He is also the proud father of twins currently studying for their AS levels.

Dr German Tello Levinstein is a member of:

The full time Masters in Buenos Aires University”
Dr John O’Mahony
BDS (NUI), MFDS (RCSI), MSc (ULon), MOrth (RCSEd), FDSOrth (RCSEd)
Specialist Orthodontist
Dr O’Mahony qualified as a dentist from University College Cork in 2003. Following this he worked in general dental practice, children’s hospital dentistry and oral and maxillofacial surgery.
He was accepted onto the orthodontic specialist training programme at King’s College London and qualified with a master’s degree in orthodontics in 2010. He subsequently undertook further advanced orthodontic training to hospital consultant level and holds both a Membership and Fellowship in Orthodontics from the Royal College of Surgeons.
He is a registered orthodontic specialist with the Irish Dental Council and a member Clinician of the Irish and European Orthodontic societies. John has presented orthodontic research at international conferences and currently provides academic peer review for the European Journal of Orthodontics.
Dr O’Mahony has a broad range of orthodontic experience and a special interest in the treatment of buried or missing teeth and jaw abnormalities. In addition to specialist practice, he currently teaches orthodontics on the master’s programme at Trinity College Dublin.







