William A. Sadler, III (Drew) is a Senior Legislative Auditor with the Tennessee Comptroller of the Treasury, where he has conducted performance audits of state entities since 2011. He has been a member of the AGA since 2013, the same year he earned his Certified Government Financial Manager (CGFM) designation.

Drew has been an active leader in AGA at both the chapter and national levels. He has served as Nashville Chapter CGFM Committee Chair, Chapter President, and Immediate Past President. At the national level, he serves on the AGA Professional Certification Board and was appointed chairman in February 2025.