Dr François Lechner
Dr. Lechner, founder of PRISMA DENTISTES, is a pioneer in the field of dental aesthetics with over 30 years’ experience in dentistry. His expertise extends far beyond general dental care, as he has developed a particular passion for sleep disorders and neuromuscular dentistry.

Dr. Lechner has earned a reputation for excellence thanks to his holistic approach to dentistry, integrating oral health with the patient’s overall well-being. He has devoted a significant part of his career to the study of the complex relationships between temporomandibular joints, occlusion and posture, helping to transform the way aesthetic dental treatments are designed and applied.
A graduate of the Université de Montréal, Dr. Lechner is on a perpetual quest for knowledge, constantly enriching his expertise through continuing education and international conferences. His intellectual curiosity and commitment to innovation have led him to integrate cutting-edge technologies and avant-garde methods into his practice.
PRISMA DENTISTES is renowned for its aesthetic services, which include tooth whitening, porcelain veneers and smile rehabilitation. Dr. Lechner and his team offer personalized consultations to design smiles that not only improve appearance but also increase patients’ confidence and well-being.
Committed to his professional community, Dr. Lechner is an active member of several prestigious associations such as the Ordre des dentistes du Québec, the Association des chirurgiens dentistes du Québec, the American Academy for Sports Dentistry, and the American Academy of Dental Sleep Medicine. His involvement in these organizations testifies to his dedication to excellence and ethics in dentistry.
With a passion for aesthetics and a deep understanding of dental science, Dr. Lechner continues to inspire and educate his colleagues, sharing his expertise and unique vision to transform the future of cosmetic dentistry.