Practice Profile: Leigh Nathanson’s practice focuses on complex commercial litigation, including antitrust, securities and commodities litigation, class actions, and multidistrict litigation. She has also represented clients in regulatory and civil investigations.

She is well known for her key role representing Barclays in litigation involving the London Interbank Offered Rate (LIBOR). The highly-complex LIBOR matters are among the largest groups of consolidated cases in legal history. Ms. Nathanson is also a crucial member of the team representing the daily fantasy sports company DraftKings in a host of litigation.