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Brad has more than 39 years of experience in state and local taxation, specializing in statistical sampling techniques for multiple taxes.  From 2007 until joining the firm, Brad was an assistant administrator for the Ohio Department of Taxation, Audit Division, while also serving as the manager of the Computer Assisted Audit Group for more than 11 years.  In that position he was responsible for the formulation, implementation, and oversight of the Department's statistical auditing practices; including the approval of all data populations, sample designs, and the review of all statistical sampling procedural agreements.  


Prior to that, Brad spent several years auditing fortune 500 companies in manufacturing, telecommunications, computer services, and retail for sales and use tax compliance. Brad was instrumental in the design and implementation of the Audit Division's computerized auditing program used by multiple divisions to audit personal property, corporate franchise, employer withholding, pass-through entity, and sales and use taxes; as well as managing quarterly updates and releases of the application.

Contact Information

614-349-4818 (Direct)

614-326-1120 (Office)​


  • Columbus State Community College, Associate of Applied Science, Computer Programming Technology (2000)

  • Ohio State University, B.S., Finance (1983)


Zaino Hall & Farrin LLC
41 South High Street
Suite 3600
Columbus, OH 43215


Brad W. Tomlinson

Senior Manager (Non-Attorney Professional)

Brad's other responsibilities included the establishment of single rate reporting procedures for taxpayers as well as assisting in reviewing and approving the Department's PARSA (Previous Audit Representative Sampling Analysis) agreements. Brad is a frequent presenter on statistical sampling for the Ohio Tax Conference and other professional tax organizations.

Click here to read articles written by Brad Tomlinson.

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