• Ph.D., University of Houston, 1987
  • M.P.A., University of Texas at Austin, 1983
  • B.S., University of Arizona, 1979
  • CPA
  • CFP


  • Introduction to Accounting I and II
  • Personal Income Tax
  • Business Income Tax
  • Research in Federal Taxation
  • Taxations for Corporations


Mark B. Persellin, Ph.D., is a specialist in taxation and has made many contributions to the tax field. Prior to coming to St. Mary’s University, Persellin worked for Peat Marwick and Mitchell, and taught at Southwest Texas State University, Florida Atlantic University and the University of Houston. Persellin has served as the faculty adviser for the St. Mary’s University Accounting Club since 1992. In 2003, Persellin established St. Mary’s Volunteer Income Tax Assistance (VITA) site, and he continues to serve as a trainer and reviewer at the site. In 2020, Persellin was named the inaugural Ray and Dorothy Berend Endowed Professor in Accounting.


His articles have appeared in The Accounting Educators’ Journal, The Tax Adviser, The CPA Journal, Journal of Taxation, Corporate Taxation, The Tax Executive, TAXES – The Tax Magazine, Journal of International Taxation, Practical Tax Strategies and the Journal of American Taxation Association. He is also a contributing author in South-Western Federal Taxation: Corporations, Partnerships, Estates & Trusts.


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