Kathleen S. McArthur

Practice Areas

Commodities, Futures & Derivatives

Criminal Defense & Investigations

Digital Assets

Financial Services Investigations & Litigation

Latin America

Litigation

Securities & Commodities Investigations

Career

Kathleen S. McArthur, co-head of S&C’s Securities & Commodities Investigations and Enforcement practice and the Firm’s Commodities, Futures and Derivatives practice, has advised some of the world’s biggest companies on major matters involving complex financial products and physical commodities, including enforcement inquiries, internal investigations and commercial litigation. Katy has a keen understanding of trading and markets that enables her to advocate effectively for clients facing even the most complex allegations of fraud or market manipulation, including proceedings brought by the CFTC, SEC, FERC and DOJ.

Ms. McArthur has been recognized by leading publications, including Chambers USA and as a “Rising Star” by New York Super Lawyers, Who’s Who Legal: Investigations and by The Legal 500 United States, and is a Fellow of the Leadership Council on Legal Diversity. She also was a member of the Sullivan & Cromwell team that was awarded The Legal Aid Society’s 2018 Pro Bono Publico Award. She is a native speaker of Spanish and also is fluent in Portuguese.

Professional Memberships

American Bar Association

New York City Bar Association

Personal

University of Texas, BBA (2002); Harvard Law School, JD (2007)