Rachel Passaretti-Wu


Rachel Passaretti-Wu


New York | Three Bryant Park, 1095 Avenue of the Americas, New York, NY, United States of America 10036-6797
+1 212 698 3647 | +1 212 698 3599


Rachel B. Passaretti-Wu represents defendants in products liability, mass torts and putative class actions, and dedicates the majority of her practice to representing manufacturers and producers of various products, including in nationwide pharmaceutical and environmental tort litigation. Ms. Passaretti-Wu defends companies as part of a team that serves as national coordinating and trial counsel in both large, complex matters, and individual cases. She is integral in the formulation of nationwide strategies and coordinates the defense of complex litigations. Ms. Passaretti-Wu has also been involved in the defense of consumer fraud cases, qui tam actions, and related governmental subpoenas. In addition, she has participated in the representation of various pro bono clients and gained invaluable trial and other experience through those endeavors.

Ms. Passaretti-Wu manages the day-to-day defense and strategy of numerous putative class actions, as well as thousands of cases through various stages of litigation, including appeals. She coordinates these litigations to ensure consistency at a national level, but more importantly to structure global strategic planning to maximize beneficial results for her clients. 

Ms. Passaretti-Wu is passionate about the intersection of law and science; and regularly participates in, and leads, science teams, which are critical to the core defenses at issue in the cases she defends.  She has significant experience developing experts in a range of disciplines, including: epidemiology; toxicology; complex chemistry; economics; regulatory; fate and transport; hydrogeology; air emissions; medical monitoring; diminution in property values; among others. 

Ms. Passaretti-Wu also provides advice to pharmaceutical companies regarding labeling, risk management, public relations and media attention, as well as advertising in a heavily regulated industry. She provides similar advice and services to manufacturers of various products.

Ms. Passaretti-Wu has been listed as a Product Liability Defence expert by Who’s Who Legal. She has also been listed as a 2018 New York Super Lawyer, having previously been recognized as a Rising Star in 2012.

Prior to joining Dechert, Ms. Passaretti-Wu was of counsel at Quinn Emanuel Urquhart & Sullivan and counsel at Skadden, Arps, Slate, Meagher & Flom. 

  • State University of New York at Binghamton, B.A., 1998, summa cum laude
  • New York University School of Law, J.D., 2001
  • New York
  • Supreme Court of the United States
  • United States District Court for the Eastern District of New York
  • United States District Court for the Southern District of New York
  • United States Court of Appeals for the Second Circuit
  • United States Court of Appeals for the Sixth Circuit
  • United States Court of Appeals for the Ninth Circuit

Representative Clients

  • Endo Pharmaceuticals
  • Pfizer Inc.
  • Saint-Gobain

Significant Representations

  • Several pharmaceutical companies securing a complete dismissal with prejudice in multidistrict litigation in connection with personal injury claims arising from the manufacture and distribution of prescription pain medications. Ms. Passaretti-Wu held a seat on the Defendants’ Steering Committee in connection with that litigation.
  • Processors in environmental mass tort litigations filed nationwide, including class actions and individual actions.
  • A major pharmaceutical company securing affirmance of summary judgment dismissing with prejudice thousands of cases that had been coordinated in multidistrict litigation.
  • A major pharmaceutical company in nationwide litigation involving several of the company’s leading prescription medications. Ms. Passaretti-Wu engages in all stages of litigation and often focuses on expert discovery related science issues.
  • Several pharmaceutical companies negotiating and overseeing extremely complex settlement. 
  • Restaurant workers, on a pro bono basis, with obtaining a judgment of more than US$1.7 million.


  • New York City Bar Association, Environmental Law Committee