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Renée Mosley Delcollo focuses her practice on intellectual property, complex commercial, and employment litigation. In her diverse practice, she represents clients in Delaware’s state and federal courts, including the Delaware Supreme Court, Court of Chancery, Superior Court, and the U.S. District Court for the District of Delaware. She also represents clients before state agencies.

In law school, Renée served as president of the Moot Court Honor Society. Her moot court team won the highest award for brief writing in the 28th Annual Domenick L. Gabrielli National Family Law Moot Court Competition. Renée was also an articles editor for the Delaware Journal of Corporate Law.



  • Judicial Extern, Hon. Charles W. Welch, III, Delaware Court of Common Pleas, 2014
  • Community Legal Aid Society, Inc.
    • Intern, 2014
    • Law Clerk, 2013

Recognition & Leadership

  • Listed, The Best Lawyers in America, "Ones to Watch"
    • Commercial Litigation, 2024
    • Litigation - Intellectual Property, 2024
    • Litigation - Patent, 2024
  • Board of Managers, Wilmington Institute Library, 2018-Present
  • Member, American Bar Association, Commercial & Business Litigation Committee
    • Programs & CLE Subcommittee, 2022-Present
    • Newsletter Editor, 2018-2022
    • Secretary, 2017-2022
  • Member, Delaware Bar Association
  • Member, Federal Bar Association
  • Guardian ad Litem, Delaware Office of the Child Advocate


  • J.D., Widener University Delaware Law School, 2016
    • Certificate in Business Organizations
    • Order of the Barristers
    • President, Moot Court Honor Society
    • Articles Editor, Delaware Journal of Corporate Law
  • B.A., The Catholic University of America, 2013
  • Delaware
  • U.S. District Court for the District of Delaware