IES Holdings, Inc. announced that effective June 16, 2023, Alison M. Petersen was appointed as Interim Senior Vice President of Finance of IES Residential, Inc. (“IES Residential”), a wholly-owned subsidiary of the Company, and, in connection with her appointment, stepped-down as Vice President, Chief Accounting Officer and principal accounting officer of the Company. Effective June 16, 2023, Tracy A. McLauchlin was appointed as principal accounting officer of the Company. Ms. McLauchlin, 53, a Certified Public Accountant who previously served as Chief Accounting Officer from February 2014 through May 2015, and principal accounting officer of the Company from February 2014 to April 2021, will also continue to serve as Senior Vice President, Chief Financial Officer, Treasurer and principal financial officer of the Company, roles in which she has served since May 2015.