Hannah Chanoine is a litigator at O’Melveny & Myers, where she focuses on defending and advising companies in a diverse range of class action matters in the trial and appellate courts. Hannah regularly defends and advises consumer packaged goods companies in nationwide false advertising cases. Hannah has represented leading manufacturers of coconut water, whitening toothpaste, pet food, household cleaners, flavored olive oil, Greek yogurt, personal care products, kombucha, baking products, probiotic baby food, juice beverages and many other consumer products. Hannah counsels CPG clients on strategies for mitigating class action litigation risk during product and label development, and advises investors conducting due diligence on the class action litigation risk profiles posed by potential targets. Chanoine frequently serves as a conference speaker at both food law and class action conferences and writes about these issues.
Hannah began her career clerking for the Hon. Sonia Sotomayor on the Second Circuit Court of Appeals. She then served as a trial attorney in the Department of Justice, Civil Division (Federal Programs Branch) through the Attorney General's Honor's Program, defending federal agencies against challenges to their regulatory authority in courts across the country. She also practiced in the Supreme Court and Appellate group of another national law firm for six years.
Chanoine earned her J.D. from Columbia Law School in 2004, where she was twice named a James Kent Scholar and won the Columbia Law Review’s annual “publishable notes” competition.