Ethan is an associate in the firm’s litigation and enforcement practice group, where his practice focuses on commercial, derivative, and securities litigation. 

Ethan has been part of litigation teams in federal and state courts at the trial and appellate levels, as well as international arbitration. His clients have included universities, hospital systems, pharmaceutical companies, banks and major financial institutions, as well as private equity firms and their portfolio companies. 

Ethan also has experience with internal and government enforcement investigations and has represented a diverse mix of pro bono clients, including the Vera Institute of Justice, States United Democracy Center, the Ohio Innocence Project, and tenants in housing court proceedings.

Ethan is a graduate of the New York University School of Law and the University of Michigan’s Ford School of Public Policy. While at NYU, Ethan worked for the U.S. Attorney for the Eastern District of New York, the New York Attorney General, and the Legal Aid Society, was a research assistant at the Furman Center, and competed in the Marden Moot Court Competition.


Ethan’s experience includes representation of:

  • A major financial institution in international arbitration concerning dispute with majority owner of Latin American telecommunications company and related litigation, resulting in multiple favorable awards that have been confirmed by the Southern District of New York.
  • The issuer of several leveraged ETFs in a class action alleging securities fraud that was dismissed by the Southern District of New York.
  • Several investment banks in responding to third party subpoenas issued in litigation in the Delaware Court of Chancery challenging a public company merger.
  • A global investment bank and more than 40 of its current and former directors and officers in a stockholder derivative action filed in the Commercial Division of the Supreme Court of New York, alleging foreign-law breach of fiduciary duty and related secondary liability claims based on allegations that the individual defendants failed to properly supervise the bank and its employees for over a decade.
  • A major hospital system in DOJ antitrust investigation of alleged anti-steering restrictions.  The DOJ closed the matter without an enforcement action.
  • A compliance consulting services firm and two individual employees in a case alleging that the company engaged in the unauthorized practice of law, purportedly resulting in tens of millions of dollars in damages to clients that resulted in a favorable arbitration ruling.
  • The owners of a real estate investment firm in connection with a partnership dispute filed in New York state court related to the LEGOLAND theme park and resort in Goshen, New York.
  • A private equity company and its designees to the board of directors of a portfolio company in a Delaware Court of Chancery litigation brought by a co-investor in the portfolio company alleging that Ropes & Gray’s clients breached their fiduciary duties to the company by rejecting the plaintiff’s proposed debt exchange.
  • A privately-held technology company in an SEC investigation.
  • A pharmaceutical company responding to FTC and California Attorney General investigation into alleged antitrust violations.
  • A leading pharmaceutical company in connection with vacatur petition filed in the Delaware Court of Chancery, concerning alleged breach of contract related to the development of an ophthalmic drug.
  • A private equity fund in an SEC examination.

Areas of Practice