Exhibit 21.1

List of Subsidiaries of Sirona Dental Systems Inc.



| |  | Sirona Dental Services GmbH, Bensheim, Germany
|- |  | ----------------------------------------------



| |  | Sirona Dental Systems GmbH, Bensheim, Germany
|- |  | ---------------------------------------------



| |  | Sirona Immobilien GmbH, Bensheim, Germany
|- |  | -----------------------------------------



| |  | Schick Technologies Inc., New York
|- |  | ----------------------------------



| |  | Sirona Holding Inc., Delaware
|- |  | -----------------------------



| |  | Sirona Dental Systems LLC, Delaware
|- |  | -----------------------------------



| |  | Sirona Dental Systems Ltd., London, England
|- |  | -------------------------------------------



| |  | Sirona Dental Systems SAS, Paris, France
|- |  | ----------------------------------------



| |  | Sirona Dental Systems K.K., Tokyo, Japan
|- |  | ----------------------------------------



| |  | FONA Dental Systems Co., Ltd., China
|- |  | ------------------------------------



| |  | Nitram Dental a/s, Risskov, Denmark
|- |  | -----------------------------------



| |  | SiCAT Verwaltungs GmbH, Bonn, Germany
|- |  | -------------------------------------



| |  | SiCAT GmbH & Co. KG, Bonn, Germany
|- |  | ----------------------------------



| |  | Sirona Dental Systems Trading (Shanghai) Co. Ltd, China
|- |  | -------------------------------------------------------



| |  | Sirona Verwaltungs GmbH, Bensheim, Germany
|- |  | ------------------------------------------



| |  | Sirona Dental Systems Pty. Ltd., Sydney, Australia
|- |  | --------------------------------------------------



| |  | Cyfex AG, Zurich, Switzerland (minority shareholding)
|- |  | -----------------------------------------------------



| |  | Sirona Bermuda Hold Co, LLC
|- |  | ---------------------------



| |  | Sirona Bermuda Holdings LP
|- |  | --------------------------



| |  | Sirona Dental GmbH, Salzburg, Austria
|- |  | -------------------------------------



| |  | Sirona Bermuda I Ltd.
|- |  | ---------------------



| |  | Sirona Bermuda II Ltd.
|- |  | ----------------------



| |  | BlueX Imaging s.r.l., Milan, Italy
|- |  | ----------------------------------



| |  | Sirona Dental Systems s.r.l., Verona, Italy
|- |  | -------------------------------------------



| |  | Sirona Technologie GmbH & Co. KG, Bensheim, Germany
|- |  | ---------------------------------------------------



| |  | Sirona Holding GmbH, Salzburg, Austria
|- |  | --------------------------------------



| |  | HiCAT GmbH, Bonn, Germany (minority shareholding)
|- |  | -------------------------------------------------



| |  | Sirona Dental Systems Korea, Ltd., Seoul, Republic of Korea
|- |  | -----------------------------------------------------------



| |  | Sirona Dental Comércio de Produtos e Sistemas Odontológicos Ltda., São José, Brazil
|- |  | -----------------------------------------------------------------------------------



| |  | FONA Dental s.r.o., Bratislava, Slovakia
|- |  | ----------------------------------------



| |  | Sirona Dental Systems (HK) Ltd., Hong Kong, China
|- |  | -------------------------------------------------