April 10, 2012

MENLO PARK, CA, April 10, 2012 - Exponent, Inc. (NASDAQ: EXPO), today announced that it will release financial results for the first quarter ended March 30, 2012, immediately following the close of the market on Wednesday, April 18, 2012. The Company will host a corresponding conference call and live webcast at 4:30 p.m. Eastern Time/1:30 p.m. Pacific Time. Paul Johnston, President and Chief Executive Officer, and Richard Schlenker, Executive Vice President and Chief Financial Officer, will discuss the results.

A live webcast of this conference call will be available on the Investor Relations section of the Company's website at www.exponent.com/investors. It will also be available via replay beginning two hours after the completion of the call and through Thursday, April 26, 2012 by dialing 800-406-7325 or 303-590-3030, and entering passcode 4531659#.

About Exponent
Exponent is an engineering and scientific consulting firm providing solutions to complex problems. Exponent's multidisciplinary organization of scientists, physicians, engineers, and business consultants brings together more than 90 technical disciplines to address complicated issues facing industry and government today. The firm has been best known for analyzing accidents and failures to determine their causes, but in recent years it has become more active in assisting clients with human health, environmental and engineering issues associated with new products to help prevent problems in the future.

Exponent may be reached at (888) 656-EXPO, , or www.exponent.com.