
Greenberg Traurig leverages its national footprint to support clients in multi-jurisdictional matters across the chemical, refining, mining, and manufacturing sectors and continues to act on waste contamination, PFAS cases, and climate change litigation. Leading the practice from Tampa, David Weinstein‘s expertise ranges from emissions exposure to groundwater contamination. Francis Citera co-chairs the Products Liability & Mass Torts Litigation Group from Chicago. With trial experience in both federal and state courts, Citera represented Qualcomm Incorporated and Sony Electronics Inc. in cell phone radiation litigation. Tampa-based Christopher Torres continues to represent Lockheed Martin Corporation in ongoing litigation alleging esophageal and bladder cancer. The firm’s reach was extended with the arrival of Stacey Bosshardt from Perkins Coie. Bosshardt advises on the full spectrum of major federal environmental statutes, ranging from the National Environmental Policy Act (NEPA) to the Clean Water Act.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Lawyer & team quality
Client satisfaction: Billing & efficiency
Testimonials
Collated independently by Legal 500 research team.
- 'An outstanding firm that specializes in litigation. One of the best firms that I have worked with over the past twenty years.'
- 'Gifted attorneys in both trial advocacy and appellate advocacy. This firm has obtained a dismissal of one class action and more than 60 individual plaintiffs in a complicated toxic tort case involving the largest plaintiff firm in the country.'
- 'Ryan T. Hopper is an outstanding oral advocate and writes clearly and persuasively.'
- 'David Weinstein is an experienced leader and has tremendous litigation experience. He is a master of litigation strategy.'
- 'Irina Khasin is an exceptional trial attorney.'
- 'The Greenberg team stands out for their approach of ramping up quickly and aggressively pursuing resolution through success in the earlier stages of litigation.'
Key clients
- Lockheed Martin
- Professional Disposables, Inc.
- Urban Edge
- National Foam, Inc
- Union Pacific
- Qualcomm Incorporated and Sony Electronics Inc.
- Twin Hill
- Apex Oil
- Metropolitan Transportation Authority
- NY City Transit Authority
- International Cosmetic Manufacturers
- Anastasia Beverly Hill
Work highlights
Representing Lockheed Martin Corporation in several toxic-tort suits in the U.S. District Court for the Middle District of Florida, with current appeals ongoing in the 11th Circuit Court of Appeals.
Serving as National Counsel in PFAS litigation for National Foam, Inc. and related entities in defense of more than 100 class actions, mass tort actions, State Attorneys General actions, and state or municipal lawsuits and individual tort claims.
Representing several cosmetic companies, including Shiseido Americas Corporation, and Estée Lauder, Inc., in Judicial Council Coordinated Proceedings regarding California Proposition 65 claims that require warnings for DEA.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
David Weinstein
Other key lawyers
Francis Citera; Christopher Torres; Stacey Bosshardt; Irina Khasin; Ryan T. Hopper
