J. William (Will) Piereson

J. William Piereson (Will) is an associate in Ropes & Gray’s litigation and enforcement practice group. Will’s practice covers a wide range of civil litigation in both federal and state courts, including complex commercial disputes, securities litigation, deal-related litigation, and government investigations and enforcement actions. Will’s clients have included private equity firms, investment advisers, public companies, and individual officers and directors. Will also maintains an active pro bono practice, representing asylum-seekers and criminal defendants in appellate matters.

Will recently returned to Ropes & Gray after completing a clerkship with the Honorable Loretta A. Preska of the United States District Court for the Southern District of New York. 

During law school, Will served for two years as an executive editor of the Harvard National Security Journal and was a member of the Federalist Society. He also interned on Capitol Hill as a law clerk for two United States senators. Prior to attending law school, Will worked at a leading consulting firm in Washington, DC, where he primarily assisted clients in the United States intelligence community in analyzing state and non-state actor use of social media platforms and other emerging technologies.

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