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Thomas R. Lahey is an Associate in the firm’s Trusts and Estates department. Thomas assists clients with estate and fiduciary litigation, guardianships and other trust and estate controversies. His experience also includes developing trust and estate planning strategies for clients, including the preparation of special needs trusts.

Thomas joined Cullen and Dykman in September 2021 after serving as law clerk to the Hon. James J. DeLuca, J.S.C., New Jersey Superior Court, Bergen County, Chancery Division during the 2020-2021 term. During his third year at Rutgers Law School – Newark, Thomas served as Editor-in-Chief of the Rutgers Business Law Review. While in law school, Thomas interned for the United States Bankruptcy Court for the District of New Jersey and for the New Jersey Superior Court, Chancery Division. Thomas also earned a Fellowship with the Eagleton Institute of Politics at Rutgers University during the 2019-2020 academic year. Thomas participated in Cullen and Dykman’s 2019 Summer Associate Program.

Areas of Concentration:

  • Estate Planning
  • Guardianships and Elder Law
  • Trust and Estate Administration
  • Wills, Trusts, and Estate Litigation
  • Commercial Litigation
  • Business Entity Formation and Governance
  • Commercial Contracts Disputes
  • Municipal Law

Practice Areas


  • New Jersey (2021)
  • District of Columbia (2021)
  • New York (2022)
  • United States District Court for the District of New Jersey (2021)
  • United States Court of Appeals for the Third Circuit (pending)


  • J.D., Rutgers Law School, cum laude, 2020
  • B.A., The Catholic University of America, 2016

Professional and Community Activities

  • Member, National Academy of Elder Law Attorneys (NAELA)


  • Using Bilateral Investment Treaties to Promote Corporate Social Responsibility and Stimulate Sustainable Development, 15 Rutgers Bus. L. Rev. 101, Winter, 2019.