Ellyce R Cooper

Practice Areas

Ellyce Cooper has extensive experience handling government enforcement matters and internal investigations, assisting companies facing significant crisis situations, and successfully handling complex litigation. She is a lead lawyer for Sidley’s Crisis Management and Strategic Response team, and serves on the firm’s Post-Dobbs Task Force. The Chambers 2023 Crisis & Risk Management guide highlights Ellyce as a notable practitioner both globally and nationwide in the U.S., and ranks the firm’s Crisis Management team as one of the leading firms globally and in the United States.

Ellyce is regularly called on to assist leading corporations facing significant, highly sensitive internal and government investigations. She leads clients in developing complete, thoughtful, and responsive strategies. Ellyce is particularly adept at helping clients effectively navigate multi-faceted crises that involve significant potential reputational damage and a variety of threats to organizations. She is particularly respected for the calm and empathetic approach she brings to crisis situations.

Ellyce is a lead lawyer on many matters including an internationally significant, bet-the-company criminal case.

Her impressive roster of clients includes notable companies from the financial services, manufacturing, healthcare, pharmaceutical, accounting, defense, and automotive industries.

L.A. Biz named Ellyce as one of their 2019 “Women of Influence,” in recognition of her success as a leading anticorruption lawyer, as well as her commitment to mentoring young executives, working with nonprofit organizations, and pursuing charitable endeavours.

Ellyce received her J.D. from the UCLA School of Law, (1999, Order of the Coif, Articles Editor, UCLA Law Review), and her B.A. from the University of California, Berkeley (1996, magna cum laude, Phi Beta Kappa).