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Langer, Grogan & Diver P.C. is dedicated to seeking social and economic justice for consumers and small businesses. Our expertise is class actions and other complex litigation, which we pursue in state and federal courts across the country. We are based in Philadelphia and are the go-to law firm for antitrust and consumer litigation, as well as law in the public interest.

“National leader in the field of consumer class actions.”

— United States District Court for the Eastern District of Pennsylvania

“The case…in the collective experience of this courthouse involves an unprecedented recovery.”

— United States District Court for the Eastern District of Pennsylvania

“Clear thinking, knowledge of the law and understanding of economic theory.”

— Chambers & Partners USA Guide