Our Partners
Class Action U proudly partners with Milberg PLLC and Kopelowitz Ostrow P.A. (KO Lawyers), two leading firms in data breach and consumer protection litigation.
Milberg PLLC, with more than 50 years of experience and over $50 billion recovered for clients, is a national leader in class action and mass arbitration cases, ensuring victims have access to trusted, powerful legal representation.
Led by Jeff Ostrow, KO Lawyers brings over 25 years of experience and a team of skilled attorneys dedicated to achieving results with professionalism and integrity.
Together, these firms combine decades of experience, national reach, and a shared commitment to justice — giving Class Action U visitors access to trusted legal representation for class action and mass arbitration claims.
Milberg PLLC
Since its founding in 1965, Milberg and its affiliates have recovered more than $50 billion for plaintiffs while helping shape a new era of corporate transparency and accountability.
Milberg is a nationally recognized plaintiffs’ law firm dedicated to representing consumers in class action and mass arbitration litigation. For more than five decades, Milberg has led the fight against corporate misconduct, helping victims hold powerful companies accountable for negligence, privacy violations, and deceptive practices.
The firm has been appointed to leadership roles in some of the nation’s most significant consumer protection and data privacy class actions, securing billions in recoveries and prompting meaningful corporate reforms.
With offices across the United States and its principal location in Puerto Rico, Milberg has the national presence and legal strength to take on large corporations and deliver results for everyday consumers whose data, finances, or rights have been compromised.
Melissa H. Nafash
Partner at Milberg PLLC
Gary Klinger
Senior Partner at Milberg PLLC
KO Lawyers
Class Action U’s partnership with KO Lawyers is headed by Jeff Ostrow. Jeff is the managing partner of KO Lawyers and the head of the class action department where he maintains a full-time position as a national and state-level class action attorney.
He currently acts as lead counsel in numerous class actions around the country pertaining to misleading insurance practices, privacy violations, antitrust violations, wrongful assessment of bank fees, and other consumer protection claims.
To date, Jeff has successfully recovered over $1,000,000,000 in class action suits. In many of these cases, he has also been able to successfully change the way industries and major corporations do business. These changes have resulted in billions of dollars in savings for consumers.
Mr. Ostrow is also a member of the Public Justice Foundation, American Bar Association, and the founder and President of Class Action Lawyers of America.
"Partnering with Class Action U is a tremendous opportunity for us to continue driving meaningful change. At KO Lawyers, our dedication to advocating for consumers aligns with Class Action U's mission to hold corporations accountable for their actions. "
