Mark Hanson

P: 920-996-1150

Mark has an extensive background providing business valuation services to clients for divorce, estate and gift tax, dissenting shareholder actions, mergers and acquisitions, purchase price allocations, and intangible asset impairment purposes. He performs analyses for economic losses for personal injuries, commercial damages, wrongful termination, wrongful death, and fraud.

Mark has spoken throughout the country on valuation-related issues, and has penned numerous articles and educational courses on his areas of expertise. He has been with Schenck since 1998.


University of Wisconsin–Eau Claire, BBA, Business Administration, graduated Cum Laude

Accredited in Business Valuation

AICPA Certificate of Educational Achievement, Business Valuations

Professional memberships

  • Wisconsin Institute of Certified Public Accountants
  • American Institute of Certified Public Accountants
  • National Association of Certified Valuators and Analysts: Standards Committee, Executive Advisory Board, Ethics Oversight Board, Education Board and Representative to IRS Valuation Policy Council
  • Appraisal Foundation, Business Valuation Professional Tax Force and Business Valuation Resource Panel
  • North American Business Valuation Standards Board


  • National Association of Certified Valuators and Analysts, 2011 Instructor of Exceptional Distinction

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What our clients say

“Schenck has provided invaluable service and advice to me, to Johnsonville Sausage, and to the entire Stayer family for the past 11 years. I have found the Schenck team to be extremely proactive in strategy and their client service is second to none. They are more than an accounting firm; they are true partners in our success.” - Ralph Stayer, CEO, Johnsonville Sausage, LLC
“Schenck has served as a key player in FEECO’s success over the years. Our business has grown and expanded to serve new markets, and Schenck has the depth of personnel to continue to meet our increasingly complex accounting and tax needs. I appreciate their timely and responsive service throughout the year.” - Dan Madigan, President, FEECO International
“It is nice to work with a regional accounting firm that is focused on companies our size. We are treated like an 'A' client. Our audit committee is impressed with Schenck’s candid feedback and the strategic direction they provide. The leaders on the job are consistent and take the time to understand our business and our goals.” - Bob Kamphuis, CEO, President, Chairman of the Board, Mayville Engineering Company, Inc.