Dr Steffen Decker
Specialist Orthodontist | International Lecturer | Clinical Leader
CEO, The Orthodontic Specialist | CEO, The Orthodontic Specialist Academy
GDC No. 131767
A
Dr Steffen Decker is a UK-based Specialist Orthodontist with extensive international experience in advanced orthodontics, lingual systems, clear aligner therapy, and full digital workflows. He is the first and only Kois Recognised Specialist in the UK, an international educator, and a key opinion leader for multiple global orthodontic systems. His clinical philosophy integrates orthodontics, occlusion, airway, and functional longevity.
- Specialist in Orthodontics (Germany & UK)
- Master of Advanced Studies (MSc) in Lingual Orthodontics, Basel
- Kois Recognised Specialist (2022- present)
- Scientific Advisor, Kois Center (USA) 2023-Present)
- Nr. 1 Incognito Lingual User Worldwide (2017)
- Previous Diamond Apex Invisalign Provider (Top 1%)
- Previous Key Opinion Leader & Advisory Board Member, Angel Align
- Breath Institute Ambassador
- DDS (State Examination), Albert-Ludwigs University, Freiburg
- Dr med. Dent. – Psychosocial communication in dentistry
- Specialist Orthodontic Training, Freiburg University Hospital
- MSc Lingual Orthodontics, Basel
- Advanced Aligner & Clear Aligner Master Programmes
- Kois Center Comprehensive Training (USA)
- Elite Apex Invisalign Provider (Top 1% Europe)
- Multiple undergraduate prizes in restorative, paediatric, and conservative dentistry
- National and regional case presentation awards
- Finalist in multiple Aesthetic Dentistry categories (2021)
- Course director Early Interceptive Orthodontics – Orthodontic Specialist Academy.
- Teacher, Kois Center, Seattle (2025-present)
- Director, MSc Dentofacial Orthodontics (Level 7), City of London Dental School (2018–2024)
- Director, MSc Clear Aligner Therapy (2020–2024)
- International Lecturer: Lingual Orthodontics, Aligners, Airway & Occlusion
- Global Speaker & Advisor, 3M Incognito (2009–2019)
- Previous clinical, Product & Scientific Advisory Boards – Angel Align
German (native) | English (fluent)
French | Italian | Latin
Travel, racquet sports, foodie