Sirona to Report Third Quarter Fiscal 2012 Results on August 3rd

Sirona (NASDAQ: SIRO), the dental technology leader, today announced that the Company will report its fiscal 2012 third quarter financial results on Friday, August 3^rd, 2012, before the opening of the financial markets. Sirona’s management team will host an investor conference call at 8:30 a.m. that morning. A presentation relating to the call will be available at http://ir.sirona.com.

To access the call, domestic participants may dial 866.783.2144 at least 10 minutes before the call is scheduled to begin. International participants may dial 857.350.1603. Participants will be required to provide the Conference ID number 71442427.

A live webcast of the presentation will be available at http://ir.sirona.com. The webcast will be archived for a period of twelve months.

About Sirona Dental Systems, Inc.

Sirona, the dental technology leader, has served dealers and dentists worldwide for more than 130 years. Sirona develops, manufactures, and markets a complete line of dental products, including CAD/CAM restoration systems (CEREC), digital intra-oral, panoramic and 3D imaging systems, dental treatment centers and handpieces. Visit http://www.sirona.com for more information about Sirona and its products.