Alan M. Witt, CPA, JD, PFS

Alan M. Witt, CPA, JD, PFS

P 312.670.7444 | F 312.670.8301

Alan Witt has been with ORBA as a director since 1983 and has held positions as head of the Tax Department and as managing director of the firm. During more than three decades since law school, Alan has cultivated expertise in many areas, including:

  • High net worth advisory and family office counseling;
  • Estate and trust planning;
  • Real estate acquisition, disposition and operation;
  • Mergers and acquisition structuring, negotiating and tax reduction strategies; and
  • Profit improvement consulting for manufacturers and distribution companies.

As the international business landscape continues to grow, he has become more involved with international tax and business consulting with clients that have operations in China, India, England, Brazil, South Africa and a number of other global locations.

Alan has served as the co-editor of Tax Clinic and Tax Advisor magazines as well as the co-author of Callahan’s Legal Checklist. He has taught at Kent College of Law – IIT, Lewis College of Law and conducted various ICPAS seminars. He also has been a keynote speaker at numerous trade associations on tax and personal financial planning topics. Alan was named “Who’s Who in American Law” and “Who’s Who in Emerging Leaders in America.”

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Firms News


ORBA Human Resources Director Sarah Wonnell Appointed Board Chair of Windy City Performing Arts
Ostrow Reisin Berk & Abrams, Ltd. (ORBA), one of Chicago’s largest public accounting firms, is proud to announce that Human Resources Director Sarah Wonnell has been appointed as the new board chair of Windy City Performing Arts (WCPA) for a one-year term. Windy City Performing Arts is a not-for-profit organization that sings to inspire change, celebrate diversity and honor the dignity of the LGBTQ+ community.

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Media Mentions




ORBA will gladly provide you with hard copies of the useful guides listed below. Select which guides you would like to receive and submit the form below.

  • Tax Pocket Guide
  • Tax Planning Guide
  • Records Retention Schedule
  • Auto, Travel & Business Log

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Forward Thinking
Forward Thinking