Willkie Farr & Gallagher LLP has extensive expertise in the areas of white-collar defense, investigations, enforcement, and compliance. The team routinely represents clients in cross-border matters, and is especially skilled in parallel Securities and Exchange Commission and Department of Justice investigations, as well as in matters that relate to hedge funds and the securities industry. The practice is jointly led by Michael Schachter in New York, a go-to white-collar defense attorney, Jason Linder in Los Angeles, joining from Mayer Brown in February 2025, who is a seasoned trial lawyer representing multinational companies, boards, and executives in both internal and government-facing investigations, Chicago-based Craig Martin, who acts for diverse client base in a range of complex investigations and enforcement proceedings, William Stellmach in Washington DC, a ‘star’ in matters such as anti-corruption, sanctions violations, and alleged securities and commodities fraud, and Michael Li-Ming Wong, who focuses on white-collar matters, civil litigation, data privacy, and internal investigations, and who practices out of San Francisco. Former co-chair Timothy Heaphy launched his own firm, Heaphy, Smith, Harbach & Windom, LLP, in January 2026.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘John D. Mitchell made the transition from prosecution to defense amazingly without cobwebs. He is excellent.’

  • ‘John D. Mitchell exudes competency, a student of the law and trial strategies. He knows the DOJ and how the culture makes them think.'

  • ‘The extensive experience of William Stellmach is certainly a plus and of essence for full assessment of all the existing intricacies and difficulties in a case. Mr. Stellmach is brilliant in advising, always effectively and constructively, using his great experience always in the best interest of the client. ’

  • ‘William Stellmach is a stand-out partner.'

  • ‘William Stellmach is the star over there. He has incredible DOJ and SEC experience, and there is no one better to handle complex DOJ and SEC matters. He is a terrific lawyer but also very practical.'

Lawyers

Leading lawyers: Advice to individuals

The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head

Michael Schachter; Jason Linder; Craig Martin; William Stellmach; Michael Li-Ming Wong; Antonio Yanez, Jr.

Other key lawyers

Matt D. Basil; Koren Bell; Debra Bogo-Ernst; Soumya Dayananda; Casey Donnelly; John D. Mitchell; Marina A. Torres; Sonali Patel