Ms. Wittman has been the Chief Financial Officer of Glossier, an online beauty product company, since April 2019. She previously served as Chief Financial Officer of Oath, a subsidiary of Verizon, during 2018. Ms. Wittman served as Chief Financial Officer of Dropbox from 2015 to 2016 and as Chief Financial Officer of Motorola Mobility, a subsidiary of Google, from 2012 to 2014. From 2008 to 2012, Ms. Wittman served as Executive Vice President and Chief Financial Officer of Marsh & McLennan Companies, a global professional services firm. Prior to Marsh & McLennan, Ms. Wittman held a number of other senior finance roles during her career. Ms. Wittman currently serves on the board of directors of Impossible Foods Inc., a sustainable foods company, and is the audit committee chair, as well as a member of the board of directors of Oscar Health. From 2014 to 2019, Ms. Wittman was a member of the board of directors of Ulta Beauty, a cosmetics and beauty supply retailer, and served on its audit committee. She also served as a member of the board of directors of Sirius XM Holdings from 2011 to 2018.