About Us

Since 1994, Seibel & Katz CPAs has been providing accounting, tax, and business advisory services to small businesses and individuals in Cincinnati. We offer quality service by staying abreast of accounting and tax law changes and by taking a proactive interest in the smooth financial management of your business. It's our goal to understand the individual needs of every client by addressing industry specific challenges and creating practical accounting solutions.

Robert W. Seibel, CPA

Bob Seibel CPA

Bob is the original founder of Seibel & Katz CPAs in 1994. Bob has provided tax and accounting services to individuals and business owners in a variety of industries. On July 1, 2025, after over 30 years of serving our firm's clients, Bob retired as President of the firm.


John L. Rothgeb, CPA

John L. Rothgeb, CPA

John is the Managing Partner of Seibel & Katz CPAs. John is a CPA and has an Undergraduate Degree and Masters Degree in Accounting from Miami University in Oxford, Ohio. John has worked in a large national accounting firm and a mid-size regional accounting firm but was drawn to Seibel & Katz for the ability to work with the small business and individual clients that our firm services. He has over 20 years of experience in the tax and accounting industry.