Ceradyne, Inc. to Present at Needham & Company Growth Stock Conference

Ceradyne, Inc. (Nasdaq: CRDN) Chief Executive Officer Joel P. Moskowitz and Chief Financial Officer Jerrold J. Pellizzon are scheduled to speak at the 12th Annual Needham Growth Stock Conference to be held in New York on January 12-14, 2010.

The presentation is scheduled to begin at 3:10 EST on January 12, 2010. It will address the Company’s business fundamentals, growth strategies, and the outlook for 2010. The presentation will be webcast live and made available on the Event Calendar page of the Investor Relations section of Ceradyne’s website, www.ceradyne.com, where it will be archived. It will also be available at www.wsw.com/webcast/needham35/crdn/.

Ceradyne develops, manufactures, and markets advanced technical ceramic products and components for defense, industrial, automotive/diesel, and commercial applications. Additional information about the Company can be found at www.ceradyne.com.

Except for the historical information contained therein, Mr. Moskowitz’s presentation may contain forward-looking statements regarding future events and the future performance of Ceradyne that involve risks and uncertainties that could cause actual results to differ materially from those projected. Words such as “anticipates,” “believes,” “plans,” “expects,” “intends,” “future,” and similar expressions are intended to identify forward-looking statements. These risks and uncertainties are described in the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2008 and its Quarterly Reports on Form 10-Q as filed with the U.S. Securities and Exchange Commission.