Ellen Rosen Rogoff

Chair, Mass Tort


Ellen Rosen Rogoff


Ellen Rosen Rogoff focuses her practice on complex commercial litigation and employment law. She litigates products liability and mass tort claims, sophisticated corporate disputes, and insurance matters in state and federal courts nationwide. Ellen has represented medical and pharmaceutical manufacturers as lead or regional counsel in hundreds of mass tort and individual products liability cases as well as numerous insurance companies in mass disaster cases. Additionally, she regularly represents corporate clients in a broad spectrum of discrimination, sexual harassment, restrictive covenant and termination cases. Ellen also has significant experience handling mediations and other alternative dispute resolution proceedings.

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Representative Matters

  • defended an international pharmaceutical company in a products liability and unfair trade practices class action which ultimately resulted in plaintiffs’ dismissal of the case
  • managed the defense of more than 350 cases pending in the New York and New Jersey federal courts involving insurance claims from Hurricane Sandy
  • represented an executive of a major oil company in a case involving sexual harassment and assault and battery claims, ending in a favorable resolution after five days of trial
  • spearheaded the defense of a major pharmaceutical company in state mass tort proceedings which had over 35 cases scheduled for trial in a one-year period
  • led the team that handled all document discovery for a global pharmaceutical manufacturer during six years of multidistrict litigation and related federal and state investigations
  • represented an officer of a bankrupt national weight loss company in federal and state class actions brought by former employees seeking profit-sharing payments, resulting in new Third Circuit case law limiting the scope of certain state wage statutes
  • represented a manufacturing company in a federal and state investigation of wage and overtime practices
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Bar Admissions
  • New Jersey
  • New York
  • Pennsylvania
Court Admissions
  • U.S. Court of Appeals for the Third Circuit
  • U.S. Court of Appeals for the Second Circuit
  • U.S. District Court for the Eastern District of Pennsylvania
  • 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 New Jersey
  • U.S. Tax Court
  • J.D., New York University School of Law
  • A.B., magna cum laude, Brown University

  • American Bar Association, Labor & Employment Law and Litigation Sections
  • Board of Directors, Lantern Theater Company
  • Co-Chair of The Ceres Society, Philabundance
  • Defense Research Institute, Drug and Device Committee
  • The Forum of Executive Women
  • Pennsylvania Bar Association
  • Philadelphia Bar Association
  • Society for Human Resource Management
  • Women Advocate Committee, American Bar Association, Litigation Section

Speaking Engagements

  • Presenter, “Economic Experts: What They Can Add to Your Employment Case, How to Work with Them and When You Don’t Need Them,” PBI 20th Annual Employment Law Institute
  • Panelist, “What Do You Tell Your Clients When They Ask about ADR?,” Pennsylvania Bar Institute’s 19th Annual Business Lawyers’ Institute
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  • The Best Lawyers in America
  • Martindale-Hubbell, AV Preeminent rating
  • Pennsylvania Super Lawyers
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In The Community

Ellen is on the board of directors of Lantern Theater Company in Philadelphia, which presents a variety of classic and modern plays, along with original works. She also is the co-chair of Philabundance’s Ceres Society, an exclusive group of women who seek to reduce hunger in the Delaware Valley.
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