David Tiffin, Coppell joined William Blair & Co., a global investment and asset management firm, as a director in the debt capital markets group. He specializes in K-12 and community college finance. He has served as an assistant superintendent and CFO in the Richardson ISD for 26 years and had financing roles related to education initiatives at RBC Capital Markets, David Tiffin & Associates, and Robert W. Baird & Co. for 12 years. He is a member of the Texas Association of School Officials and Texas Association of School Administrators.