On December 10, 2021, the Board of Directors (the “Board”) of SentinelOne, Inc. (the “Company”) appointed Robin Tomasello to serve as the Chief Accounting Officer of the Company, effective as of November 16, 2021. In this role Ms. Tomasello will serve as the Company's principal accounting officer. Prior to joining the Company, Ms. Tomasello, aged 50, served in several roles at Chegg, Inc. (“Chegg”), an interconnected learning platform, including most recently from May 2014 to November 2021, as VP, Corporate Controller and Assistant Treasurer. Prior to joining Chegg, from February 2000 until January 2012, Ms. Tomasello served in a variety of roles at Palm, Inc., a smartphone provider, most recently as the Assistant Controller. Ms. Tomasello holds a B.S. in business administration from California Polytechnic State University.