How do i contact expexponent? Exponent prides itself in being responsive. If you have a general inquiry, please use one of the numbers listed below, send an email or complete the form below. If you are looking for a specific consultant, their contact information can be found by searching our Professionals page.Where is the office of exponent? Contractor Period: 8/17/2005 - 8/16/2020 Contractor Name: Exponent, Inc. Address: 149 Commonwealth Drive, Menlo Park, CA 94025 Phone Number: (650) 326-9400 Fax Number: (650) 326-8072How do i contact an exponenthr solutions advisor? An ExponentHR Solutions Advisor will work with your team to identify your goals and tailor a solution to meet your business needs. Call now to speak with a Solutions Advisor. Sales: 866.650.2445 or email [email protected] Call the number below to speak with an ExponentHR Support Representative.How long has expexponent been in business? Exponent has worked on a number of well-known investigations over its 50+ years in business. Many of these projects have been featured in print, cable or on-line. Click here to learn more about these investigations.