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Former SDNY Assistant U.S. Attorney Stephen Cha-Kim Joins Arnold & Porter’s Complex Litigation Practice in New York

July 10, 2023

New York, NY, July 10, 2023 — Arnold & Porter announced today that Stephen Cha-Kim, former Assistant U.S. Attorney in the United States Attorney’s Office for the Southern District of New York, has joined the firm’s Complex Litigation practice as a partner, resident in New York.

Jim Herschlein, co-chair of Arnold & Porter’s Litigation group, said: “Stephen brings an impressive record of experience in the U.S. Attorney’s Office. His versatile set of skills will further enhance our Complex Litigation team and adds greater depth to our growing roster of SDNY alumni.”

Cha-Kim brings eight years of experience in the U.S. Attorney’s Office, where he represented the federal government before U.S. District, Bankruptcy and Circuit Courts. During his time at the SDNY, Cha-Kim oversaw all aspects of litigation, trying cases, arguing appeals, and conducting civil investigations. He handled a broad range of matters including constitutional claims; challenges brought under the Administrative Procedure Act; Title VII and ADEA litigation; intellectual property and commercial litigation; international disputes; and investigations for violations of the federal False Claims Act and Clean Air Act.

In joining the firm, Cha-Kim said: “Arnold & Porter’s leading Complex Litigation practice has an outstanding roster of former prosecutors and talented litigators who represent global clients in high-profile matters. I look forward to joining this premier team to help clients find innovative solutions for their most challenging issues.”

Cha-Kim earned his J.D. from Harvard Law School, his MPhil from Cambridge University, and his B.A. from The University of Chicago, graduating Phi Beta Kappa and as a Student Marshal, the highest undergraduate honor. He clerked for U.S. Magistrate Judge James Cott of the SDNY and U.S. District Judge Edmond Chang of the Northern District of Illinois.

Cha-Kim has also served as Adjunct Professor at New York University School of Law, co-teaching a course on government civil litigation, and at Fordham Law School, where he taught legal writing. Born in Seoul, Cha-Kim speaks Korean as well as French and Spanish.

Cha-Kim joins a number of Arnold & Porter colleagues who are SDNY alumni, including Marcus Asner, Michael Kim Krouse, Manvin Mayell, Nancy Milburn, Michael Rogoff, Sara Shudofsky, and Craig Stewart in New York; and William Hoffman and Baruch Weiss in Washington, D.C.

About Arnold & Porter

Arnold & Porter combines sophisticated regulatory, litigation, and transactional capabilities to resolve clients’ most complex issues. With over 1,000 lawyers practicing in 14 offices worldwide, we offer deep industry experience and an integrated approach that spans more than 40 practice areas. Through multidisciplinary collaboration and focused industry experience, we provide innovative and effective solutions to mitigate risks, address challenges, and achieve successful outcomes.