ADE to Present at 8th Annual Needham & Company, LLC Growth Conference on January 12.

WESTWOOD, Mass. -- ADE Corporation (Nasdaq: ADEX), a leading supplier of production inspection and metrology systems for the silicon wafer, semiconductor, magnetic storage and optics manufacturing industries, today announced its participation in the 8th Annual Needham & Company, LLC Growth Conference at the Palace Hotel in New York City January 10 - 13, 2006. Brian C. James, ADE's Executive Vice President and Chief Financial Officer, will be presenting on January 12 at 11 a.m. The audio presentation will also be available via webcast.

Event:     8th Annual Needham & Company, LLC Growth Conference

        Date:      Thursday, January 12, 2006

        Time:      Presentation at 11:00 a.m. EST

        Speaker:   Brian C. James, Executive Vice President and Chief
                    Financial Officer

To listen to the webcast, visit the "Investor Information" section at the ADE website, located at www.ade.com fifteen minutes prior to the start of the presentation. This will allow participants the time to download and install any necessary audio software. The software and broadcast can be obtained at no charge to the user. A replay of the call will be available on the ADE website two hours after the completion of the presentation.

About ADE Corporation

ADE Corporation is a leading supplier of metrology and inspection systems for the semiconductor wafer, semiconductor device, magnetic data storage and optics manufacturing industries. The Company's systems analyze and report product quality at critical manufacturing steps for yield enhancement, providing quality certification data that is relied upon by semiconductor wafer, device and computer disk manufacturers. The Company's systems also are used for production measurements in the semiconductor chip fabrication process. To learn more about ADE, visit the Company's Web site at www.ade.com.