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Mr. Gary Klinger is one of the most well-known and respected data privacy attorneys in the United States, settling more than thirty class actions involving privacy violations as lead or co-lead counsel. In addition, Mr. Klinger is well-versed in both sides of class action litigation. Working with several big firms, serving as defense for Fortune 100 clients, he eventually discovered he wanted to join the plaintiff’s side of the practice.
As Milberg Senior Partner, his privacy practice includes: data breaches, ransomware attacks, unlawful collection and/or disclosure of personal information, and violations of privacy statutes and/or laws, such as the Illinois Biometric Information Privacy Act, Illinois Genetic Information Privacy Act, California Consumer Privacy Act, California Medical Information Act, Telephone Consumer Protection Act, and General Data Protection Regulation.
Mr. Klinger also represents consumers in class actions and mass arbitration for claims involving false advertising, defective products, consumer fraud, violations of the antitrust laws, and other torts. He has won hundreds of millions of dollars for his clients.
In 2025, Mr. Klinger was recognized among Lawdragon’s 500 Leading Litigators in America for the second consecutive year. In 2024, he was featured in the Chambers & Partners nationwide guide for his esteemed contributions to Privacy & Data Security Litigation. Currently, he is pursuing his Masters of Laws (LLM) in Data Privacy and Cybersecurity from the University of Southern California Gould School of Law.
Outside the office, Mr. Klinger enjoys cheering on the Chicago White Sox and playing golf. He and his wife, Lina, and their two sons, Liam and Noah, live in Chicago, Illinois.
The Global Class Actions and Mass Torts Conference is a prestigious international event that focuses on the concept of collective redress, which refers to legal mechanisms that allow a large group of individuals who have suffered similar harm or injury to pursue their claims together as a single entity.
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