An excellent choice for financial services clients, Greenberg Traurig represents corporations, executives, and individuals in a broad range of white-collar crime and regulatory enforcement matters. The team has considerable expertise in matters involving federal tax fraud, digital asset insider trading, cartel investigations, and global corruption enforcement. The practice is co-led from Washington DC by Nathan Muyskens, who defends corporate and individual clients in criminal grand jury investigations and prosecutions, internal investigations, regulatory inquiries and enforcement matters, as well as in related parallel civil proceedings, and Adam Hoffinger, a highly experienced white-collar trial lawyer and litigator, with extensive experience in a broad range of civil and white-collar criminal matters, including the Foreign Corrupt Practices Act, the False Claims Act, export sanctions, money laundering, antitrust, and bankruptcy issues. Former co-head, Jared Dwyer departed in January 2026.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Lawyer & team quality
Client satisfaction: Billing & efficiency
Key clients
- American Airlines
- Washington Metropolitan Area
- Transit Authority (WMATA)
- Horne LLP
- 1st Global Capital LLC
- Live Ventures, Inc.
- Binance Holdings Limited
- MercyOne Hospital System
- Renown Health System
- MacDermid Incorporated (Coventya, Inc.)
- David Perez, former energy trader at Glencore plc
- Ali Alzabarah
Work highlights
Representing American Airlines as a victim in the AOG Technics counterfeit parts case in the UK, working with the UK Serious Fraud Office and US DOJ to stop the conduct that endangered passenger safety.
Won a reversal in the Second Circuit for a former OpenSea executive, Nathan Chastain, convicted in the first-ever digital asset insider trading case.
Represented David Perez, a former energy trader at Glencore, in a multi-jurisdictional FCPA investigation by the DOJ and foreign authorities, regarding alleged corrupt payments and document falsification related to Glencore’s trading arm.
Practice head
Nathan Muyskens; Adam Hoffinger
Other key lawyers
William Michael, Jr.; David Miller; Ivy Wang; John Huber