Avery Halfon is a partner in Lieff Cabraser’s New York office. Avery represents plaintiffs in some of the country’s largest complex litigation, challenging-and changing-harmful industry practices. He has worked with lead counsel on mass torts and class actions seeking accountability for the opioid epidemic, poisonous water at Marine Corps Base Camp Lejeune, toxic hair relaxer products, defective vehicles and other products, a California oil spill, financial manipulation, consumer fraud, sexual abuse, discrimination, and more. These cases have won billions for injured parties.
Avery is a member of the Associate Board of the New York State Academy of Trial Lawyers, and was a member of Law360’s 2023 and 2021 Consumer Protection Editorial Advisory Board. In 2025, he was selected by Lawdragon as one of the 500 Leading Plaintiff Consumer Lawyers in America, and he has been selected as a Rising Star for the New York Metro Area by Super Lawyers from 2021-2024.
Prior to joining Lieff Cabraser, Avery served as a Law Clerk to Judge Jane B. Stranch of the U.S. Court of Appeals for the Sixth Circuit. Prior to his clerkship, Avery worked as a fellow at Cohen Milstein Sellers & Toll, PLLC on litigation related to the opioid crisis, climate change, discrimination, human rights, and pension rights.
Avery graduated from Harvard Law School cum laude, where he served as the Editor-in-Chief of the Harvard Law & Policy Review, a Team Leader for the Harvard Defenders, and a member of the Alien Tort Statute litigation team with Harvard’s International Human Rights Clinic. During law school Avery worked for Senator Charles E. Schumer on the U.S. Senate Judiciary Committee, EarthRights International, and the New York State Attorney General’s Public Integrity Bureau.
Publications & Presentations
•Speaker, “2025 Annual Update - Product Liability,” New York State Academy of Trial Lawyers Annual Update Series, October 2025
•Speaker, “Loopholes to Liability: Outsmarting Corporate Evasion Tactics,” New York State Academy of Trial Lawyers CLE Webinar, July 2025
•Speaker, “Discovery Disputes: How to End the Meet and Confer,” HarrisMartin MDL Conference: Depo-Provera and Current MDL Cases, January 2025
•Faculty, “Preparing For, Taking, and Defending Depositions of Class Representatives,” Strafford CLE Webinar, October 2023
•Speaker, “Tricks are for Kids: The Dark Side of Children’s Gaming Apps,” Harvard Plaintiffs’ Law Association (HPLA), March 2023
Honors & Awards
•“Lawdragon 500 Leading Plaintiff Consumer Lawyers in America,” Lawdragon, 2025, 2026
•“Rising Star for New York Metro Area,” Super Lawyers, 2021-2025
In the News
•February 17, 2026
30 Lieff Cabraser Attorneys Recognized as Lawdragon “500 Leading Plaintiff Consumer Lawyers” for 2026
•October 30, 2025
21 Lieff Cabraser Attorneys Selected as 2025 New York Metro Super Lawyers and Rising Stars
•October 15, 2025
Avery Halfon to Lead New York State Academy of Trial Lawyers CLE on the Latest in NY Product Liability Law
•July 16, 2025
Avery Halfon to Lead New York State Academy of Trial Lawyers CLE Webinar on Closing Corporate Loopholes in Tort Liability
•February 28, 2025
33 Lieff Cabraser Attorneys Recognized as Lawdragon “500 Leading Plaintiff Consumer Lawyers” for 2025
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