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Jaclyn DeMais focuses her practice on complex commercial litigation matters, representing clients from a variety of industries including retail, hospitality, and financial services. She has experience defending class actions and multi-district litigation proceedings involving claims arising under various state consumer protection laws, and has handled business litigation and arbitration involving claims for breach of contract, breach of fiduciary duty, and fraud. Jaclyn has also represented clients in white collar criminal matters, including SEC and DOJ investigations.

Jaclyn is involved in Greenberg Traurig’s Women’s Initiative in New Jersey.


  • Class action defense
  • Complex commercial litigation
  • White collar criminal defense



  • Member of Greenberg Traurig's team of attorneys serving as national coordinating counsel for class actions brought against a Fortune 50 client.
  • Secured dismissal of claims against major telecommunications provider for tortious interference and trademark infringement under state and federal law.
  • Represented witness in high-profile federal criminal trial alleging conspiracy and fraud against state public officials.
  • Argued appeal for a pro bono client before the Superior Court of New Jersey, Appellate Division.
  • Judicial Intern, Hon. Joan M. Azrack, U.S. District Court for the Eastern District of New York, Summer 2011
  • Legal Intern, Manhattan District Attorney’s Office, Major Economic Crimes Bureau, Fall 2011
  • Legal Intern, United States Attorney’s Office, Southern District of New York, Criminal Division, Spring 2012
  • Intern, Equal Employment Opportunity Commission, Legal Unit, Summer 2012
  • Legal Intern, The Children’s Law Center Clinic, Fall 2012

Recognition & Leadership

  • Listed, The Best Lawyers in America, "Ones to Watch," Commercial Litigation, 2022
  • Team Member, The American Lawyer’s “Regional Litigation Department of the Year – New Jersey,” Finalist, 2019 
  • Member, Winning Team, New Jersey Law Journal's "Class Action Litigation Department of the Year," 2016
A description of the selection methodology for the above awards can be found here. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.


  • J.D., Brooklyn Law School, 2013
    • Associate Research Editor, Journal of Law and Policy
  • B.A., Amherst College, 2008
  • Hon. Mary Catherine Cuff, Supreme Court of New Jersey, 2014-2015
  • Hon. Mary Gibbons Whipple, Superior Court of New Jersey, Criminal Division, 2013-2014
  • New Jersey
  • New York
  • U.S. District Court for the District of New Jersey
  • U.S. District Court for the Eastern District of New York
  • U.S. District Court for the Southern District of New York
  • U.S. District Court for the District of Colorado