ADE Corporation to Webcast Q1 Earnings Conference Call

ADE Corporation (Nasdaq: ADEX), will release its first quarter fiscal 2005 financial results for the period ending July 31, 2004 after the market closes on Tuesday, August 24, 2004. A conference call and webcast hosted by ADE will take place on Wednesday, August 25, 2004 at 8:30 a.m. (ET).

To participate in the webcast, go to the Investor Information section at the ADE website, located at www.ade.com, fifteen minutes prior to the start of the conference call.

This will allow participants the time to download and install any necessary audio software. The software and webcast can be obtained at no charge to the user. A replay of the conference call will be available on the website two hours after the completion of the conference call and will continue to be available for a period of one week.