Hausfeld (San Francisco)

Bonny Sweeney

Hausfeld (San Francisco)
Lawyer (Partner)

Bonny E. Sweeney, a leading antitrust litigator, is a Partner in the San Francisco office of Hausfeld. Bonny has represented clients in some of the most significant antitrust cases in the United States in the last 20 years. She previously served as co-lead counsel on behalf of a class of merchants in In re Payment Card Interchange Fee and Merchant Discount Antitrust Litig. (E.D.N.Y.), a sprawling litigation against the world’s largest credit card companies. Bonny, together with Hausfeld, also served as co-lead counsel in In re Aftermarket Auto Lights Antitrust Litig. (C.D. Cal.), which settled for more than $50 million, and in which counsel obtained a landmark decision denying a leniency applicant’s bid for reduced civil damages under the Antitrust Criminal Penalty Enhancement and Reform Act (ACPERA), because the defendant had not provided satisfactory or timely cooperation under the statute.

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2164 Review

Agathe Richard, Aidan Synnott, Albert A. Foer, Alden F. Abbott, Alvaro Ramos, Ben Labow, Bonny Sweeney, Bradley T. Tennis, Christopher Meyers, Donald C. Klawiter, James J. Tierney, James Langenfeld, Janet McDavid, John DeQ. Briggs, John Kwoka, Joseph Farrell, Logan M. Breed, Mark D. Whitener, Michael A. Carrier, Michael D. Hausfeld, Michael L. Weiner, Michael P. Lehmann, Richard S. Taffet, Scott Andrew Sher, Sharis A. Pozen, William H. Rooney What is Trump Antitrust?


Change is in the air and it is coming to antitrust and competition policy in the United States. The unexpected election of President-elect Donald J. Trump opened wide the speculation or mystery about what he and his advisors are planning concerning his administration’s antitrust policy. During (...)

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