Press release

Exponent to Host Quarterly Conference Call April 19, Announcing First Quarter of Fiscal Year 2018 Results

March 29, 2018

MENLO PARK, Calif., March 29, 2018 — Exponent, Inc. (Nasdaq:EXPO), today announced that it will report first quarter of fiscal year 2018 financial results for the period ended March 30, 2018 following the close of the market on Thursday, April 19, 2018. On that day, Dr. Paul Johnston, Chief Executive Officer, Dr. Catherine Corrigan, President, and Richard Schlenker, Executive Vice President and Chief Financial Officer, will host a conference call and webcast at 4:30 p.m. ET (1:30 p.m. PT) to discuss the Company's business and financial results.

Exponent, Inc. First Quarter of Fiscal Year 2018 Financial Results Conference Call

Date: Thursday, April 19, 2018

Time: 4:30 p.m. Eastern Time/1:30 PM Pacific Time

Live Call: (800) 239-9838 or (323) 794-2551

Exponent will also offer a live and archived webcast of the conference call, accessible from the Investor Relations section of the company's website, http://www.exponent.com/investors.

A telephonic replay of the conference call will be available until Thursday, April 26, 2018 by dialing (888) 203-1112 or (719) 457-0820 and entering passcode 7185751#.

About Exponent

Exponent is an engineering and scientific consulting firm providing solutions to complex problems. Exponent's interdisciplinary organization of scientists, physicians, engineers, and business consultants draws from more than 90 technical disciplines to solve the most pressing and complicated challenges facing stakeholders today. The firm leverages over 50 years of experience in analyzing accidents and failures to advise clients as they innovate their technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability.

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

Source: Exponent, Inc.