Jan E. Messerschmidt is an Associate at Cohen Milstein and a member of the firm’s Securities Litigation & Investor Protection practice, where he represents institutional and individual shareholders in derivative lawsuits and securities class actions. 

Prior to joining Cohen Milstein, Mr. Messerschmidt was an associate at a highly-regarded national litigation boutique, where he represented both plaintiffs and defendants in a range of issues involving antitrust, securities, cybersecurity, contract, personal tort, and malicious prosecution claims.

Before entering private practice, Mr. Messerschmidt served as a law clerk to the Honorable Beryl A. Howell, Chief Judge of the United States District Court for the District of Columbia. He was also a law clerk to the Honorable Rosemary S. Pooler of the United States Court of Appeals for the Second Circuit.

Mr. Messerschmidt earned his B.A., magna cum laude, from New York University, where he was the Co-Founder and Editor of Journal of Politics & International Affairs. He earned his J.D. from Columbia Law School, where he was a Harlan Fiske Stone Scholar and received the Parker School Certificate for Achievement in International and Comparative Law. During law school, Mr. Messerschmidt had the distinction of participating in the Philip C. Jessup International Law Moot Court Competition (U.S. National Champions (2012, 2013)), and he was the Head Articles Editor for Columbia Journal of Transnational Law and the note author of, “Hackback: Permitting Retaliatory Hacking by Non-State Actors as Proportionate Countermeasures to Transboundary Cyberharm,” 52 COLUM. J. TRANSNAT’L L. 275 (2013)

Prior to law school, Mr. Messerschmidt was a legislative policy analyst for the New York City Council, Policy Division.