In April 2024, Commissioner Amy S. Westermann had the honor of receiving her appointment to the Administrative Hearing Commission by Governor Mike Parson.

Prior to being appointed to the AHC, Commissioner Westermann served as Chief Counsel to the State Tax Commission of Missouri, as Senior Hearing Officer of the State Tax Commission, and as the Litigation and Policy Manager for the St. Louis County Assessor’s Office. Prior to those positions, she served as a Judicial Law Clerk/Judge’s Staff Attorney for the Missouri Court of Appeals, Eastern District. Commissioner Westermann also served many years as an adjunct professor of legal studies at St. Louis Community College and as a professor and the Chair for Law at University of Phoenix-St. Louis Campus, where she was named 2012 Faculty of the Year. As a professor, she shared her legal knowledge and practical experience with students pursuing educational programs ranging from MBAs to associate degrees in paralegal studies. Prior to her legal career, Commissioner Westermann was a newspaper reporter, editor, and a public relations specialist. 

Commissioner Westermann earned her J.D. from Saint Louis University School of Law along with a certificate in employment law from the Wefel Center for Employment Law and a certificate in mediation from the Legal Clinic. While a student at SLU School of Law, she served in numerous leadership roles, including two terms as President of Women Law Students’ Association. She earned her B.A. in communication with an emphasis in public relations, cum laude, from Maryville University in St. Louis.  

Commissioner Westermann is married to William Westermann; they have two grown children and three grandchildren. She and her husband live on their family farm in rural Greene County. They are the sixth generation of Commissioner Westermann’s family to live in the 130-year-old farmhouse, which is a historical landmark in the local area. Her interests include long-distance hiking and running, gardening, reading, baking, kayaking, bike riding, and being active in her hometown Methodist Church. She is a member of the Missouri Bar, Springfield Metropolitan Bar Association, the Greene County Historic Sites Board, and Willard Alumni Association.