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Mark L. Vorsatz

Managing Director – CEO

Mark Vorsatz is Managing Director and CEO of Andersen Tax. He Co-Founded the firm under the name WTAS in 2002 and spearheaded the firm’s name change, effective September 2, 2014. Mark works exclusively with individuals in the design and implementation of customized income tax and estate planning solutions. His client base is limited to founders and/or substantial shareholders of public companies, owners of closely held businesses, and high net worth family groups. He focuses on preserving wealth for multi-generational families.

Mark has over 35 years of experience in tax practice. Before joining Andersen Tax, he was a Partner at Arthur Andersen from 1987 to 2002. Mark served on the firmwide Family Wealth Planning Team from 1982 to 2002 and led the firm’s Private Client Service Group in San Francisco. He also served as Managing Partner and Tax Division Head of Arthur Andersen’s San Jose office from 1990 to 1994

In addition to his undergraduate and law studies, Mark attended a specialized law program at the University of Kent in Canterbury, England and an executive program at the Brookings Institution in Washington, D.C. Mark has served as Chair of the Estate, Gift, and Trust Tax Committee of the American Institute of CPAs, and is a member of the Tax Section of the American Bar Association. He has lectured extensively on estate planning and has taught estate planning in the graduate tax program at Golden Gate University. He regularly lectures at Hastings College of the Law in San Francisco.

Mark is co-author of two treatises: Income Taxation of Fiduciaries and Beneficiaries and Tax Economics of Charitable Giving. He is also co-editor of the newsletter, Family Business Advisor. He has conducted numerous seminars on family business consulting and business disposition strategies and has written articles for The Tax Advisor, Taxation for Lawyers, Taxation for Accountants, and other prominent tax publications.