Markus Schlee has had a private practice in Forschheim since 1990 and was awarded his habilitation in 2016. He holds the specialist qualifications in Periodontology certified by the DGParo and in Implantology certified by the DGI.

Dr Schlee holds an Academic Teaching and Research Facility position at the Johann Wolfgang Goethe Universität Frankfurt and is Assistant Professor for Postgraduate Master Programs in Periodontology and Implantology at Steinbeis-Hochschule Berlin, Universität Frankfurt, Universität Greifswald, and Dresden International University. He is also a Lecturer at the Postgraduate Education Programs for Periodontology (APW) and Implantology (DGI).

Dr. Schlee is an active member of numerous professional associations including: Neue Gruppe, DGParo, DGI, AAP, DGZMK, DGAEZ and APW. He has published extensively, both nationally and internationally, in the fields of periodontology, implantology, soft-tissue management, microsurgery, piezosurgery and esthetics.