Thomas J. Henderson

Thomas J. Henderson: Attorney with Sanford Heisler Sharp, LLP AV stamp icon
  • Senior Litigation Counsel at Sanford Heisler Sharp, LLP (37 Attorneys)
  • 700 Pennsylvania Avenue SE, Suite 300, Washington, DC 20003
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Thomas J. Henderson is Senior Litigation Counsel for Sanford Heisler Sharp, LLP, in the Washington, DC office.

Mr. Henderson has more than 30 years of experience in a variety of class action and complex litigation across the country. He has litigated class action and individual employment, housing, consumer, environmental, education, voting and other cases, and has briefed and argued appeals in the U.S. Supreme Court, numerous U.S. Courts of Appeal and in state supreme and intermediate appellate courts. He received his law degree and served as an Adjunct Professor of Law at the University of Pittsburgh School of Law.

Mr. Henderson also practices as the principal of the Henderson Law Firm.


Before associating with Sanford Heisler Sharp, LLP, Mr. Henderson was a Partner and later Of Counsel for a law firm in Washington, DC from 2004 to 2008. Before re-entering private practice, from 1990 to 2004, Tom served as Chief Counsel and Senior Deputy Director of the Lawyers’ Committee for Civil Rights Under Law, a national civil rights public interest law firm in Washington, DC. Prior to moving to Washington, Tom was the founder and principal of his own firm in Pittsburgh, PA, from 1983 to 1990. He also began his career in Pittsburgh as an attorney and litigation specialist for Neighborhood Legal Services Association from 1977 to 1983.

Mr. Henderson is admitted to practice law in the District of Columbia and the Commonwealth of Pennsylvania. He is a member of the Board of Directors of the Employee Rights Advocacy Institute for Law & Policy and the Institute for Inclusion. He is also a member of the National Employment Lawyers Association, the American Bar Association and its Center for Professional Responsibility, the Equal Justice Society and the American Constitution Society.

Areas of Practice (10)

  • Civil Rights
  • Constitutional Law
  • Employment Law
  • Housing Law
  • Education Law
  • Employment Class Actions
  • Employment Discrimination
  • Wage and Hour Law
  • Employee Benefits
  • ERISA Class Actions

Education & Credentials

Contact Information:
202-499-5205  Phone
202-499-5199  Fax
University Attended:
College of Wooster, B.A., 1974
Law School Attended:
University of Pittsburgh, J.D., 1977; University of Maryland, Leadership Development Program National Leadership Institute, 2003
Year of First Admission:
U.S. Courts of Appeal; U.S. District Courts; 1977, Pennsylvania; District of Columbia; 1981, U.S. Supreme Court
National Employment Lawyers Association; American Bar Association and its Center for Professional Responsibility; the Equal Justice Society; the American Constitution Society

Peer Reviews

A Martindale-Hubbell Peer Rating reflects a combination of achieving a Very High General Ethical Standards rating and a Legal Ability numerical rating.

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Washington, District of Columbia

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