Ethics/Professional Responsibility
Jul. 15, 2026
Judge disqualifies Quinn Emanuel from representing CREXi in CoStar copyright fight
U.S. District Judge Consuelo B. Marshall found that the firm violated its duty of loyalty by simultaneously representing CoStar in an unrelated matter without obtaining informed written consent.
A federal judge has disqualified Quinn Emanuel Urquhart & Sullivan LLP from representing Commercial Real Estate Exchange Inc. in a closely watched copyright lawsuit, finding the firm's simultaneous representation of clients with directly adverse interests violated California's strict duty of loyalty rules and thrusting one of the nation's most prominent trial lawyers, Alex Spiro, into an unusual ethics dispute.
The order, issued Monday by U.S. District Judge Consue...
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