First Business Financial Services, Inc. announced that effective April 1, 2023, the Board of Directors of the Company has appointed Brian D. Spielmann to serve as the Company's Principal Financial Officer and Treasurer. Mr. Spielmann, age 40, has served as the Company's Chief Accounting Officer since July 23, 2020. He joined the Company in 2006 as a Financial Accountant.

Prior to his current role, he held management roles in Finance with increasing responsibility, including Financial Reporting Manager, Director of Financial Planning & Analysis and Director of Finance. Mr. Spielmann received a Master of Business Administration from Edgewood College and a BS in Accounting from Bradley University. He is a graduate of the ABA Stonier Graduate School of Banking and is a Certified Public Accountant.

On April 1, 2023, the Board appointed Kevin D. Crampton, the Company's Senior Director of Accounting, as the Company's Chief Accounting Officer and Principal Accounting Officer effective as of the date of Mr. Spielmann's appointment to Chief Financial Officer. Mr. Crampton, age 38, joined the Company on June 29, 2022 as Senior Director of Accounting. Previously, Mr. Crampton served as Vice President with Goldman Sachs Bank USA from 2018 to April 2022 and as a Senior Manager, Financial Accounting and Advisory Services with Ernst & Young, LLP from 2007 to 2018.

Mr. Crampton received a Bachelor of Arts in Accounting from Saint John's University and is a Certified Public Accountant.