Addison O’Donnell

Senior Associate Attorney

Addison O’Donnell is an attorney licensed to practice law in New York, New Jersey, and the U.S. District Court for the District of New Jersey. Addison chiefly concentrates his practice on appellate advocacy for New York Workers’ Compensation defense matters before the Administrative Review Division of the New York State Workers’ Compensation Board, the State of New York Supreme Court, Appellate Division, Third Judicial Department, and the New York State Court of Appeals. Addison also occasionally engages in New Jersey Workers’ Compensation defense.

Addison’s experience prior to LOIS Law Firm, LLC, included NJ Transit, the Federal Communications Commission’s Public Safety and Homeland Security Bureau in Washington, D.C., and the United States Department of Commerce’s International Trade Administration. Before embarking on a career in law, Addison worked as a theatre producer and writer in New York.

  • Curriculum Vitae
  • Decisions


  • Syracuse University, College of Law, Juris Doctor (2018)
  • Pace University, Lubin School of Business, Bachelor of Business Administration (2014)

Bar Admissions

  • State of New York (2019)
  • State of New Jersey (2019)

Court Admissions

  • United States District Court for the District of New Jersey (2021)

Professional Activities

  • New York State Bar Association: Torts, Insurance, Compensation Law (TICL), Workers Compensation Division Committee Member (2022-present)
  • LOIS Law Firm Mock Trial Competition, Overall Winner - Attorney (2021)
  • Guest Lecturer, Pace University, Lubin School of Business (2015-present)


  • CALI Award for Excellence in Legal Communications and Research
  • Recipient of the Albert A. Byer L’84 Scholarship

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