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Dr. Theodoros Gkomozias

General & Cosmetic Dentist


NHS and Private Care


Dr Theo is a General and Cosmetic Dentist in Lincolnshire, known for his thoughtful, minimally invasive approach and his eye for natural aesthetics. His work focuses on porcelain veneers, composite bonding smile makeovers, advanced restorative dentistry, and clear aligner orthodontics. Patients appreciate his calm, reassuring manner and the care he takes to deliver results that look beautiful, feel comfortable, and last, without the risk of regret.


By using evidence-based techniques and modern digital workflows, he ensures each treatment is carefully planned and tailored to the individual, resulting in predictable, refined, and long-lasting outcomes.


World-Class Training & Expertise


Originally from Athens, Greece, Dr Theo graduated with distinction from the University of Athens School of Dentistry in 2015. His early career included teaching Operative and Restorative Dentistry and opening his own private clinic.  During this time, he gained extensive experience in oral medicine and oral cancer through his work at Andreas Syggros Hospital.

Since relocating to the UK in 2017, Dr Theo has completed extensive high-level postgraduate training with some of the most respected names in global dentistry, including:

  • Advanced Aesthetic & Restorative Dentistry (PGCert) – Dominic Hassall Training Institute

  • Totally Composite by Dr Monik Vasant – an internationally acclaimed course in advanced composite artistry

  • Advanced Composite Veneer Training – Dr Rhodri Thomas (Art of Composite Course)

  • Advanced Porcelain Veneer Mastery – Dr Andi Miro (Apa Aesthetics, Beverly Hills) & Dr Rhodri Thomas (Art of Ceramic Course)

  • BioClear Composite Technique — Levels 1–4

  • First FIT Same-Day Ceramic Veneers – Avant Garde

  • Injection-Moulded Composite Makeovers – Avant Garde

  • BOPT Tooth Preparation – Headrow Academy

  • Advanced Endodontics – SimplyEndo UK

  • Digital Smile Design (DSD) Accredited Provider/ DSD Labs, Christian Coachman

  • Invisalign Certified Provider since 2017

  • ClearCorrect & Angel Aligners provider since 2024

Dr Theo has been also mentored by Dr Manrina Rhode, one of the UK’s most influential cosmetic dentists, renowned for her porcelain veneer smile makeover work.


He has presented clinical cases and literature reviews at major dental congresses across Europe, including Rome, Paris, Belgrade, Bucharest, and Athens.


When he’s not practicing dentistry, Dr Theo enjoys a variety of hobbies including gym workouts, photography, travel, tennis, cycling, and most importantly, spending quality time with his fiancée and their families.

Brighten Your Smile with Professional Teeth Whitening

Looking to refresh your smile? Our Sleaford practice offers safe and effective professional teeth whitening treatments to help you achieve a brighter, more confident smile. Using advanced whitening technology, we gently lift stains caused by coffee, tea, wine, and everyday wear, leaving your teeth looking revitalized.


Our treatments are tailored to your needs, ensuring stunning results while protecting your teeth and gums. Whether you're preparing for a special occasion, looking to boost your confidence, or simply want to enhance your natural glow, our friendly team is here to help.


Contact us today to learn more and book your consultation!

What's New at Sleaford

We’re excited to expand our services with the introduction of a new aesthetics treatment, offering even more options to help you look and feel your best. Whether you’re interested in enhancing your natural features or exploring rejuvenating treatments, our professional team is here to provide expert care in a safe and welcoming environment. Our approach focuses on subtle, natural-looking results, ensuring you feel confident and refreshed while maintaining your unique look.


With aesthetics now part of our wide range of services, it’s never been easier to achieve the results you’re looking for under the care of dental professionals you trust. If you’re curious about how these treatments could work for you, we’d be happy to talk you through your options. 


Get in touch with our team today to find out more and book your consultation.

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