Associação Brasileira de Ortodontia Lingual (ABOL)
President : Dra. Rita de Cássia Souza Baratela Thurler (SP)
American Lingual Orthodontic Association (ALOA)
President : Dr. Victor J. R. Grazina
Austrian Lingual orthodontic Association (ALOA)
President : Dr. Eduard PUEMPEL
Asociación Peruana de Ortodoncia Lingual (APOL)
President : Dr. Rafael Berenguel
Australian Society of Lingual Orthodontics (ASLO)
President : Dr. Igor Lavrin
British Lingual Orthodontic Society (BLOS)
President : Dr. Sunil Hirani
Deutsche Gesellschaft für Lingual Orthodontie (DGLO)
President : Dr. Andreas Bartelt
Greek Society of Lingual Orthodontics (GRESLO)
President : Dr. Takis Kanarelis
Israelian Forum of Lingual Orthodontics (IFLO)
President : Dr. Sylvia GERON
Japan Lingual Orthodontic Association (JLOA)
President : Dr. Takeshi Nakajima
Korean Association of Lingual Orthodontists (KALO)
President : Dr. Yeon-Bum Choi
Sociedad Argentina de Ortodontia Lingual (SAOL)
President : Dr. Roberto Lapenta
Spanish Lingual Orthodontic Society (SEOL)
President : Dr. Joan Pau Marcó
Société Française d’Orthodontie Linguale (SFOL)
President : Dr. Jessy Askar
Sociedad Ibero Americana de Ortodontia Lingual (SIAOL)
President : Dr. Pablo Eccharri
Swiss Lingual Orthodontic Society (SLOA)
President :Dr. Barbara Jaeger
Taiwan Association of Lingual Orthodontists (TALO)
President : Dr. Cheng-Tsung Huang
Tunisian Society of Lingual Orthodontics (TSLO) : In the process of approval.
President : Dr. Ahmed Amine Chaabane