Keri A. Kaiser, 62, has been a director of Sonic since July 2020. Ms. Kaiser is the Chief Revenue Officer for Health-E Commerce, a consumer health and wellness online retailer that offers only pre-tax benefit dollar eligible products and services, a position she has held since May 2022. Prior to joining Health-E Commerce, she was the Chief Marketing and Experience Officer of Children s Health System of Texas (Children s Health), a clinically integrated regional pediatric health care system, from 2018 to January 2022 and Vice President of Marketing and Communications for Children s Health from 2012 to 2018. Before that, Ms. Kaiser was the Chief Revenue Officer for the AT&T Performing Arts Center in Dallas. Previously, she was a co-founder of Velocity Ventures, worked in brand management with Frito-Lay, and was a founding member of the Strategic Management Consulting Group at Price Waterhouse.