Kestenbaum & Mark LLP  40 Cutter Mill Road, Suite 300, Great Neck, NY 11021

Phone: (516) 466-0410  Fax: (516) 829-3729  

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  • "Criminal Tax Basics - New York Tax Law," IRS and Tax Collections, CW Post Annual Seminar, September 2011
  • "How to Prepare for and Handle an Appeals Conference and Possible Estate Tax Litigation After the Audit is Over," UJA Conference, 2011
  • "The Estate Tax Audit - Be Forewarned and Forearmed," UJA Conference, 2012
  • "Civil and Criminal Tax Fraud: Federal and State," The Institute of Internal Auditors, February 2013
  • "Civil and Criminal Tax Fraud: Beware and Take Care," UJA Conference, 2013
  • "Challenging an IRS Determination from Appeals to Tax Court," 2013 Long Island Tax Practitioner Symposium (NCCPAP)
  • "New York State Criminal Tax Update," CW Post Annual Seminar, August 2014


  • Tax Controversy Conference, Long Island University, August 2010

  • "Nuts and Bolts of Tax Court Litigation," Nassau County Bar Association, Academy of Law, February 2013
  • Lecturer, Criminal Investigation, Nassau County Bar Association Tax Section, March 2014

  • "IRS Civil and Criminal Tax Fraud: What a Tax Practitioner Needs to Know," 2013
  • "Offshore Financial Reporting Requirements, Voluntary Disclosure, IRS Criminal Tax Investigation Priorities, Current IRS Issues," Estate, Tax & Financial Planning Conference, UJA Federation of New York, October 2015