Justin S. Nematzadeh is a KSF partner who specializes in antitrust, class action, securities, and other types of complex commercial litigation. Justin has amassed a track record of results through a wealth of first-chair experience—especially in trials—on behalf of asset managers, companies, government entities, public and private institutional investors, and individuals in United States federal and state court, arbitration, and abroad.
Mr. Nematzadeh played a core role in the In re Petrobras Securities Litigation (S.D.N.Y.), arising from a multi-billion-dollar bribery and price-fixing scheme which resulted in a historic $3 billion settlement. Mr. Nematzadeh played roles in several other class actions that resulted in hundreds of millions in recoveries for plaintiffs and the class, including Kaplan v. SAC Capital Advisors, L.P. ($135M settlement) and In re Yahoo! Inc. Sec. Litig., ($80M settlement).
Prior to joining KSF, Mr. Nematzadeh played integral roles in representing plaintiffs in several antitrust class actions, such as the In re Aluminum Warehousing Antitrust Litigation (S.D.N.Y.), In re Generic Digoxin and Doxycycline Antitrust Litigation (E.D. Pa.), and In re Treasury Securities Auction Antitrust Litigation (S.D.N.Y.). He also played a key role in leading litigation against the fashion mogul Peter Nygard on behalf of dozens of women who are alleged to have been raped by him when they were underage, Does v. Nygard, et al. (S.D.N.Y.).
Prior to predominantly representing plaintiffs, Mr. Nematzadeh practiced at a world-renowned defense firm. His practice involved U.S. federal and state and international litigation, arbitration, and internal and regulatory investigations, with an emphasis on antitrust, commodities, and securities litigation.
For his work in representing plaintiffs in Toney-Dick v. Doar (S.D.N.Y.), he was awarded a 2013 Pro Bono Publico award from The Legal Aid Society.
In 2018, Mr. Nematzadeh was honored as a Rising Star under 40 years of age by Law360® in Class Actions. He has also been honored by Lawyers of Distinction® and Super Lawyers® as a Rising Star in antitrust and securities law.
Mr. Nematzadeh is a frequent writer and presenter concerning cutting-edge issues in complex litigation, examples of which follow:
- American Bar Association, Antitrust Law Developments (Contributor)
- Matthew Bender, Antitrust Laws and Trade Regulation (Contributor)
- Delaware Business Court Insider, “Lead Plaintiffs’ Shareholdings Draw Chancery Review,” May 22, 2013 (Co-Author)
- Knowledge Group’s Conference, “Latest Trends and Developments in Federal Securities Investigation: What to Expect in 2015 and Beyond,” October 20, 2015 (Presenter)
Mr. Nematzadeh earned his J.D. degree, cum laude, from the Fordham University School of Law. During law school, he served as a member of the Fordham Urban Law Journal and as a business editor of the Fordham Dispute Resolution Society. He served as a judicial intern to the Honorable Stuart M. Bernstein of the United States Bankruptcy Court for the Southern District of New York. Mr. Nematzadeh earned his B.B.A. degree, with distinction, from the University of Michigan Stephen M. Ross School of Business, with an emphasis in finance and corporate strategy. During business school, he was awarded a University of Michigan Alumnae Council MBNA Scholarship.
Mr. Nematzadeh is admitted to practice law in the State of New York and the United States District Courts for the Eastern and Southern Districts of New York and Eastern District of Michigan.