Sirona Dental Systems, Inc. Proposes Public Secondary Offering.

LONG ISLAND CITY, N.Y. -- Sirona (Nasdaq: SIRO) today announced a public secondary offering of 7,500,000 shares of its common stock by Sirona Holdings Luxco S.C.A. The selling stockholder has granted the underwriters an option to purchase up to an additional 1,125,000 shares.

The offering will be made under a shelf registration statement filed with the Securities and Exchange Commission. J.P. Morgan Securities Inc. and BofA Merrill Lynch will be the joint book-running managers. Jefferies & Company, Inc. and William Blair & Company, LLC will be the co-managers of the offering.

The Company will not receive any of the proceeds from the sale of shares of common stock by the selling stockholder in this offering.

This press release does not constitute an offer to sell or a solicitation of an offer to buy the securities described herein, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities law of any such jurisdiction. The offering is being made by means of a prospectus and the related preliminary prospectus supplement only. Copies of the prospectus and the related preliminary prospectus supplement can be obtained from J.P. Morgan Securities Inc. at 4 Chase Metrotech Center, CS Level, Brooklyn, New York 11245, Attn: Chase Distribution and Support Service, Northeast Statement Processing, or by telephone at 718-242-8002 and BofA Merrill Lynch, 4 World Financial Center, New York, NY 10080, Attn: Prospectus Department.

About Sirona Dental Systems

Sirona is a leading global manufacturer of technologically advanced, high quality dental equipment. Sirona develops, manufactures, and markets a complete line of dental products, including the CAD/CAM restoration equipment (CEREC), digital and film-based intra-oral, panoramic and cephalometric X-ray imaging systems, dental treatment centers and handpieces. Contact John Sweeney, CFA, Vice President, Investor Relations, at 718-482-2184 or [e-mail] for more information about Sirona and its products.

This press release and any attachment thereto contains forward-looking information about Sirona Dental Systems, Inc.'s financial results, guidance and estimates, business prospects, and products and services that involve substantial risks and uncertainties or other factors that may cause actual results, performance or achievements to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. You can identify these statements by the use of words such as "may," "could," "estimate," "will," "believe," "anticipate," "think," "intend," "expect," "project," "plan," "target," "forecast", and similar words and expressions which identify forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Such statements are not guarantees of future performance and involve known and unknown risks and uncertainties, and other factors. Readers are cautioned not to place undue reliance on such statements, which speak only as of the date hereof. For a discussion of such risks, uncertainties and other matters that could cause actual results to differ materially, including risks relating to, among other factors, the market for dental product and services, pricing, future sales volume of the Company's products, the possibility of changing economic, market and competitive conditions, dependence on products, dependence on key personnel, technological developments, intense competition, market uncertainties, dependence on distributors, ability to manage growth, dependence on key suppliers, dependence on key members of management, government regulation, acquisitions and affiliations, readers are urged to carefully review and consider various disclosures made by the Company in its Annual Report on Form 10-K and in its reports on Forms 10-Q and 8-K filed with the U.S. Securities and Exchange Commission. The Company assumes no obligation to update any forward-looking statements contained in this document or the attachments to reflect new information or future events or developments after the date any such statement is made.