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Joseph M. Hassett

Senior Counsel
Washington, D.C.

Joseph M. Hassett

For nearly five decades, Joe Hassett has tried jury and non-jury cases in all types of significant matters. He has argued in appellate courts all over the country as well as in the U.S. Supreme Court.

Joe has a deep understanding of corporate and securities matters. He has successfully represented targets and investment bankers in hostile takeover attempts, boards of directors in suits challenging their business judgment, and investment advisory and stock brokerage firms in suits by customers and governmental authorities.

He has advised the outside directors of a major airline in connection with its bankruptcy and assisted boards in developing procedures for improving corporate governance and avoiding litigation. He has also represented companies and individuals in connection with investigations by the U.S. Securities and Exchange Commission and federal grand juries.

Representative experience

Successfully defended an investor's role in a significant international investment.

Successfully litigated one of the leading cases applying the business judgment rule to a board decision.

Education and admissions


  • Ph.D., University College Dublin, 1985
  • M.A., University College Dublin, 1981
  • LL.B., cum laude, Harvard Law School, 1967
  • B.A., summa cum laude, Canisius College, 1964


  • Director, Washington Lawyers’ Committee for Civil Rights
  • Director, Yeats Drama Foundation
  • Trustee, Bazelon Center for Mental Health Law
  • Trustee, Canisius College

Bar admissions and qualifications

  • District of Columbia
  • New York

Court admissions

  • U.S. Court of Appeals, 8th Circuit
  • U.S. Court of Appeals, 11th Circuit
  • U.S. Court of Appeals, 5th Circuit
  • U.S. Court of Appeals, 4th Circuit
  • U.S. Court of Appeals, 9th Circuit
  • U.S. Court of Appeals, 2nd Circuit
  • U.S. Court of Appeals, 7th Circuit
  • U.S. Supreme Court
  • U.S. Tax Court


Who's Who in America


Who's Who in the World


Washington, D.C. Super Lawyers


Irish Legal 100

Irish Voice Magazine


Bet-the-Company Litigation and Commercial Litigation

The Best Lawyers of America

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