• Timothy Duffy has extensive trial and appellate experience in complex, multi-party litigation in state and federal courts in New Jersey and in states across the country, with many cases involving class actions and mass tort litigation in a variety of areas. His practice concentrates on numerous types of claims including products liability, multi-party toxic tort litigation, pharmaceutical litigation, land use disputes, environmental and regulatory litigation, labor and employment litigation, and contract disputes.

    In addition to his significant litigation practice, Tim also acts as corporate counsel to a number of small and mid-size businesses, which involves such areas as corporate structuring and restructuring, negotiations concerning sale and purchase agreements, consultation on environmental and regulatory matters, municipal land use matters, as well as employment and human resource issues.

    Tim prepares and negotiates numerous supply and vendor contracts, software agreements, employment agreements, and deals with issues involving intellectual properties. He represents businesses of all sizes, ranging from Fortune 100 companies to small businesses, as well as PBA 265.

    • Recognized in Chambers USA as a leading lawyer in Environmental Law, 2022*
    • Named to Irish Legal 100, 2016-2021
    • Included on the list of Best Lawyers in America (2022-2023)*
    • Included on the list of New Jersey Super Lawyers®* (2007-2022)
    • Included on the list of New Jersey Super Lawyers®, Civil Litigation Defense* (2007-2018)
    • Tri-County Scholarship Honoree
    • Platinum Minds Honoree (2016)
    • AV® rated, the highest rating conferred by Martindale-Hubbell® for legal ability and professional ethics, based upon a peer review of the Bar and the Judiciary*

    *No aspect of this advertisement has been approved by the Supreme Court of New Jersey. Click here to read Awards & Honors Methodology.
    • Former Board Chair, current member, Executive Committee, Tri-County Scholarship Fund
    • Former Chair, Board of Directors at St. Edmund’s Retreat
    • Board, Assumption College for Sisters
    • President, Immaculata Advisory Council
    • Member, District X Ethics Committee for Morris and Sussex Counties (1990-1994)