Billie Williamson has a wealth of experience auditing public companies. She began her career at Ernst & Young and served as coordinating partner for major clients such as Texas Instruments, Lockheed Martin, Fluor and Neiman Marcus. Her tenure at E&Y culminated with her role as inclusiveness officer and service on E&Y's Americas Executive Board, which functions as its board of directors. Ms. Williamson also held executive positions at AMX and Marriott. She earned a bachelor's degree in business administration with highest honors from Southern Methodist University and holds a CPA certification. She also serves on the boards of ITT Exelis Inc. and Annie's, Inc., as well as the boards of the Dallas Symphony Orchestra and a number of Dallas charities.