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About Us

About Our Firm

Rhodes Knisley Williams LLP has been providing quality, personalized financial guidance to individuals and businesses for over 25 years.  Rhodes Knisley Williams LLP's areas of practice include tax compliance/management and accounting services.

By combining our expertise, experience and the team mentality of our staff, we assure that every client receives the close analysis and attention they deserve. Our work ethic and dedication to high standards are the reasons our clients return year after year.

Our Mission

Our mission is to help clients maintain financial viability in the present, while taking a proactive approach to achieve future goals. This requires open communication to reach an understanding of our clients' needs through research and sound analysis. Rhodes Knisley Williams LLP is dedicated to meeting these goals with high standards of excellence and professionalism. 

Whether you are a current or prospective client, rest assured that individuals and businesses who choose Rhodes Knisley Williams LLP receive competent and timely advice.

Our Team

Mark E. Rhodes, CPA


Mark graduated from Indiana University in May 1979. He began his career with Alexander Grant & Co. (now Grant Thornton), working on the audit staff in their Chicago office. His next position was with Indiana Bell Telephone Company, working as a financial analyst, internal auditor, and state and local tax manager. In 1990 he founded Mark E. Rhodes CPA and has headed the firm (now Rhodes Knisley Williams LLP) since that time. He is a member of the American Institute of Certified Public Accountants and the Indiana CPA Society.

Kelli Knisley, CPA


Kelli earned her accounting degree from Anderson University in May 2000. She went on to earn her Masters of Professional Accountancy from Indiana University in May 2001. Kelli began her career with Arthur Andersen, working in the state and local tax department in the Indianapolis office. She then worked at Simon Property Group in the property tax department and then returned to public accounting with Ernst & Young in their state and local tax department. In 2008 Kelli & Mark formed Rhodes & Knisley LLP (now Rhodes Knisley Williams LLP).

Karen Williams, CPA


Karen graduated from Indiana University in December 1998. She began her career with Arthur Andersen, working in the state and local tax department in Indianapolis. After her time at Arthur Andersen she worked as a state and local tax consultant and individual tax preparer at BGBC Partners in Indianapolis. Her individual tax preparation experience also includes tax seasons with a few different local CPA firms. Karen joined Rhodes & Knisley LLP (now Rhodes Knisley Williams LLP) in January, 2010 and was elected Partner in 2017.