Thomas Richardson concentrates his practice in the areas of: estate planning; estate and trust administration; representation of family businesses, including succession planning; tax controversies involving the Internal Revenue Service and local tax authorities; fiduciary litigation; asset protection planning; charitable giving; and creation and representation of tax-exempt entities, including family foundations and public charities. A 1990 graduate of Rutgers Law School, Mr. Richardson was an associate in the trusts and estates department of an international law firm in New York before joining Arnold & Porter.


Best Lawyers
Trusts and Estates (2006-2020)
Chambers High Net Worth
Private Wealth Law (Washington, DC) (2016-2019)
Private Wealth: Eastern Region (US) (2017-2019)
The Legal 500 US
US Taxes: Non-Contentious (2014-2015, 2017, 2019)


  • JD, Rutgers University School of Law-Newark, 1990
  • BA, University of Vermont, 1985
  • District of Columbia
  • New York
  • Member, DC Estate Planning Council


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