DENTAURUM - Key Persons


Charles Bell


Damir Hanzek

Job Titles:
  • RDT - Sales Representative

Daniela Dinu

Job Titles:
  • Accounting

Dr. Joseph S. Petrey

Dr. Petrey received his Masters in Public Health, D.M.D., and Orthodontic training from the University of Kentucky and maintains active private practices in Somerset, Corbin, and Hazard, KY. He has authored multiple articles on TAD Insertion & application and has contributed to several TAD clinical reference guides. Dr. Petrey lectures nationally on optimal TAD insertion techniques for success, as well as innovative applications of TADs, and the use of TADs with lingual appliances as well as lectures on traditional orthodontic treatment, treatment planning, and general practice principles.

Dr. Sebastian Baumgaertel

Job Titles:
  • Clinical Associate Professor & Director of Skeletal Anchorage Clinic - CWRU
Dr. Baumgaertel has lectured worldwide on various orthodontic topics including orthodontic mini-implants and cone beam computed tomography. He has published multiple scientific articles and acts as a reviewer for a number of high-Profile journals (e .g. American Journal of Orthodontics and Dentofacial Orthopedics). Additionally, he is author and co-editor of two textbooks: Dr. Baumgaertel is a Clinical Associate Professor at Case Western Reserve University in Cleveland, OH, where he serves as Director of the subspecialty clinic for skeletal anchorage and instructor of the orthodontic biomechanics course. Dr. Baumgaertel also maintains an active private practice in the Cleveland, OH area. In addition, he is a visiting Professor at the University of Melbourne, Australia.

Monica Grecu

Job Titles:
  • RDT - Technical Representative

Sourena Ghandehari

Job Titles:
  • CDT - General Manager

Steve Bigelow

Job Titles:
  • Sales Representative - Orthodontics

Thomas Rehorst