TomoTherapy to Present at CIBC World Markets 18th Annual Healthcare Conference in New York City

MADISON, Wis.–(BUSINESS WIRE)–TomoTherapy Incorporated (NASDAQ: TTPY) today announced that Dr. Fred Robertson, CEO, and Steve Hathaway, CFO, will present at the CIBC World Markets 18th Annual Healthcare Conference on Monday, November 5, at 9:45 a.m. ET. The conference is taking place November 5-7, 2007, at the Waldorf-Astoria Hotel in New York City.

A live Webcast of the presentation will be available on the investor relations page of TomoTherapys Web site at For those who are unable to listen at the time of the presentation, an archive of the Webcast will be available on the companys site for 30 days following the presentation.

About TomoTherapy Incorporated

TomoTherapy Incorporated has developed, manufactures and sells the TomoTherapy® Hi-Art® treatment system, an advanced radiation therapy system for the treatment of a wide variety of cancers. The Hi-Art treatment system combines integrated CT imaging with conformal radiation therapy to deliver sophisticated radiation treatments with speed and precision while reducing radiation exposure to surrounding healthy tissue. The company completed its initial public offering in May 2007 and its stock is traded on the NASDAQ Global Market under the symbol TTPY. To learn more about TomoTherapy, please visit our Web site at

©2007 TomoTherapy Incorporated. All rights reserved. TomoTherapy, the TomoTherapy logo and Hi-Art are among trademarks, service marks or registered trademarks of TomoTherapy Incorporated.