Ms Leslie Agnes Brueckner | Attorney

Leslie A. Brueckner is a Partner at Singleton Schreiber with over 35 years of appellate litigation experience across a broad spectrum of cases, including constitutional, consumer protection, antitrust, bankruptcy, class actions, environmental law, and more.

Prior to joining Singleton Schreiber, Leslie was a Partner at a prominent national law firm, where she helped lead the firm’s national Appellate and Supreme Court Practice Group. Before then, Leslie spent nearly three decades at Public Justice, a national advocacy organization, where she argued and won numerous high-profile appeals, including unanimous decisions from both the California and United States Supreme Courts. (Leslie’s 2019 oral argument in Noel v. Thrifty, a unanimous class action ruling from the California Supreme Court, can be accessed via this link. Her 2002 argument in Sprietsma v. Mercury Marine, a unanimous U.S. Supreme Court decision rejecting federal preemption of tort claims, can be accessed via this link). Leslie also founded Public Justice’s Food Project, which used strategically targeted litigation to address abuses in American’s industrial animal agriculture system.

With decades of appellate experience, Leslie plays a key role in enhancing Singleton Schreiber’s ability to manage complex appeals and develop successful litigation strategies. Her extensive track record in high-stakes cases across a range of legal areas continues to solidify the firm’s standing as a leader in precedent-setting litigation for plaintiffs nationwide.

A magna cum laude graduate of Harvard Law School and summa cum laude graduate of U.C. Berkeley (where she was recognized as the Most Distinguished Graduating Senior in her class of over 5,000 students), Leslie has been awarded the Pro Bono Achievement Award from the Animal Legal Defense Fund; the Women’s Consumer Advocate of the Year Award from the Consumer Attorneys of California; the Appellate Advocacy Award from the Pound Civil Justice Institute for her 2017 California Supreme Court victory in T.H. v. Novartis (CA 2017), and the Dale Haralson Fallout Award from the Western Trial Lawyers Association. Leslie was also a Finalist for the Appellate Lawyer of the Year Award from the Consumer Attorneys Association of Los Angeles.

In addition to her litigation work, Leslie has taught appellate advocacy at the Georgetown University Law Center and the American University, Washington College of Law.