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Langer, Grogan & Diver P.C. is a Philadelphia-based law firm that focuses on complex litigation, particularly antitrust and consumer protection matters.

The firm is the only boutique among just 10 law firms recognized for antitrust law in Pennsylvania in the 2015 edition of Chambers USA: America’s Leading Lawyers for Business. LGD is described as a “compact antitrust litigation boutique offering expertise to plaintiffs and small businesses. Heavily involved in a number of cases in the pharmaceutical and sports industries.” Attorneys at the firm are regularly recognized by leading lawyer rankings services, including Martindale AV Preeminent ratings and Super Lawyers.

The firm also has a sincere commitment to law in the public interest. LGD has received multiple awards for their pro bono work, including the Equal Justice Award from Community Legal Services of Philadelphia, the Pro Bono Award of the Hebrew Immigrant Aid Society, and the Social Justice Award from the Jewish Social Policy Network. In addition, the firm has established the Langer Grogan & Diver Social Justice Fellowship at the University of Pennsylvania Law School, which annually pays the first-year salary of a law graduate entering public interest law.

LGD’s lawyers have been at the forefront of many hallmark cases, including:

Linerboard Antitrust Litigation, 305 F.3d 145 (3d Cir. 2002)

Obtained what was at the time the largest antitrust recovery ever within the Third Circuit—more than $202 million—in a case alleging a nationwide conspiracy to fix the prices of corrugated boxes.

Laumann v. NHL, 56 F. Supp. 3d 280 (S.D.N.Y. 2014)

The firm settled major antitrust actions against the National Hockey League and Major League Baseball that required the sports leagues to agree t o, for the first time, unbundle their internet sports offerings and to offer individual team streams at a discounted price.

Commonwealth of Pennsylvania v. Think Finance, Inc. (E.D. Pa.)

The firm acted as Special Counsel for the Pennsylvania Attorney General in a successful action against a Texas-based finance company, a private equity firm, and a debt collection company that used Native American tribes to evade state usury laws.