About Us

The history of Mark P. Murphy & Associates is built upon a tradition of service, technical expertise, and innovative thinking to meet the needs of a rapidly changing world. The experience and academic credentials of our partners and staff provide our clients with the expertise of larger firms, while our commitment to superior customer service offers a personal, one-on-one approach.

Our company specializes in accounting and tax preparation services for a wide variety of clients. We specialize in:

  • Tax return filing and tax planning for individuals
  • Bookkeeping and financial statements for small businesses
  • Corporate tax return filing

Annual participation in Continuing Professional Education courses offered by local chapters of national accounting and tax associations keeps our firm on the leading edge of ever-changing tax laws and accounting methods.

Computerized offices and internet access ensures clients accurate, efficient, state-of-the-art service at a competitive price.

We invite you to meet our staff.

Mark P. Murphy
Managing Partner

Mark has been working in the field of public accounting since 1983.  He has seven years of auditing and tax experience with Deloitte Touche.  In 1994, he opened his own firm.  Mark received his Master's degree in business administration from Ohio State University and is a Certified Public Accountant.  He is a member of the Ohio Society of Certified Public Accountants and the American Institute of Certified Public Accountants.  He is a member of the Tri-Village Rotary Club and the Upper Arlington Education Foundation.  Mark resides in Upper Arlington with his wife Noreen and their two children, Tanner and Paige.  You can email Mark at mark@markmurphycpa.com


Catherine A. Wilson
Accounting Manager
Cathy joined the firm from Pittsburgh, PA in the fall of 2003.  She graduated from Washington & Jefferson College with a BA in accounting.  She is a Certified Public Accountant licensed in Pennsylvania and Ohio.  Cathy has over 27 years of experience in accounting and tax return preparation.  Cathy currently resides in Hilliard with her Mini-Schnauzer, Lexi who can be found most days supervising our office and grounds from her position in the front window.  You can email Cathy at cathy@markmurphycpa.com
Sandy J. Caruthers
Tax Manager
Sandy joined the firm in November 2012. She has more than 17 years of auditing and tax experience with Crowe Horwath.  Sandy received her Bachelor's degree in accounting from Bowling Green State University, her MBA from Franklin University and is a Certified Public Accountant.  She is on the board of the Hilliard/Ray Patch YMCA and is the founding member of the Hilliard Farm Market.  Sandy resides in Hilliard with her husband Rob and their two daughters, Alex and Mackenzie.  You can email Sandy at sandy@markmurphycpa.com
Lynne A. Clark

Tax Manager

Lynne A. Clark is a tax accountant for Mark P.  Murphy & Associates.  Lynne joined the firm in October, 2016 after owing her own firm for nine years.  She has over 30 years of experience in accounting and tax with various businesses. She received her Bachelor’s Degree from Miami University and is a Certified Public Accountant.  She and her husband, Barney have four grown children and they reside in Hilliard with their dog, Annie. You can email Lynne at lynne@markmurphycpa.com


Visit the Services area of our site to learn more about the many accounting and tax services available to individuals and businesses.

Visit the Contact Us page for information regarding how to reach us via telephone, fax, e-mail or mail.

Feel free to contact the office anytime. We're here to help.